Index

A

abbrev, Network Address Functions and Operators
ABORT, ABORT
abs, Mathematical Functions and Operators, Numeric Functions
ACL, Privileges
aclcontains, Access Privilege Inquiry Functions
acldefault, Access Privilege Inquiry Functions
aclexplode, Access Privilege Inquiry Functions
aclitem, Privileges
aclitemeq, Access Privilege Inquiry Functions
acos, Mathematical Functions and Operators, Trigonometric Functions
acosd, Mathematical Functions and Operators
acosh, Mathematical Functions and Operators
adaptive query execution, Adaptive Query Execution
add_cookies, HTTP Cookies
add_rule, Rule Management Functions
administration tools
externally maintained, Administration Tools
advisory lock, Advisory Locks
age, Date/Time Functions and Operators, Transaction ID and Snapshot Information Functions
aggregate function, Aggregate Functions, Aggregate Expressions, Aggregate Functions, User-Defined Aggregates
built-in, Aggregate Functions
invocation, Aggregate Expressions
moving aggregate, Moving-Aggregate Mode
ordered set, Ordered-Set Aggregates
partial aggregation, Partial Aggregation
polymorphic, Polymorphic and Variadic Aggregates
support functions for, Support Functions for Aggregates
user-defined, User-Defined Aggregates
variadic, Polymorphic and Variadic Aggregates
akeys, hstore Operators and Functions
alias, Table and Column Aliases, Column Labels
for table name in query, Joins Between Tables
in the FROM clause, Table and Column Aliases
in the select list, Column Labels
ALL, GROUPING SETS, CUBE, and ROLLUP, DISTINCT, Subquery Expressions, Row and Array Comparisons
GROUP BY ALL, GROUPING SETS, CUBE, and ROLLUP
SELECT ALL, DISTINCT
allow_alter_system configuration parameter, Platform and Client Compatibility
allow_in_place_tablespaces configuration parameter, Developer Options
allow_system_table_mods configuration parameter, Developer Options
ALTER AGGREGATE, ALTER AGGREGATE
ALTER COLLATION, ALTER COLLATION
ALTER CONVERSION, ALTER CONVERSION
ALTER DATABASE, ALTER DATABASE
ALTER DEFAULT PRIVILEGES, ALTER DEFAULT PRIVILEGES
ALTER DOMAIN, ALTER DOMAIN
ALTER EVENT TRIGGER, ALTER EVENT TRIGGER
ALTER EXTENSION, ALTER EXTENSION
ALTER FOREIGN DATA WRAPPER, ALTER FOREIGN DATA WRAPPER
ALTER FOREIGN TABLE, ALTER FOREIGN TABLE
ALTER FUNCTION, ALTER FUNCTION
ALTER GROUP, ALTER GROUP
ALTER INDEX, ALTER INDEX
ALTER LANGUAGE, ALTER LANGUAGE
ALTER LARGE OBJECT, ALTER LARGE OBJECT
ALTER MATERIALIZED VIEW, ALTER MATERIALIZED VIEW
ALTER OPERATOR, ALTER OPERATOR
ALTER OPERATOR CLASS, ALTER OPERATOR CLASS
ALTER OPERATOR FAMILY, ALTER OPERATOR FAMILY
ALTER POLICY, ALTER POLICY
ALTER PROCEDURE, ALTER PROCEDURE
ALTER PROFILE, ALTER PROFILE
ALTER PUBLICATION, ALTER PUBLICATION
ALTER ROLE, Role Attributes, ALTER ROLE
ALTER ROUTINE, ALTER ROUTINE
ALTER RULE, ALTER RULE
ALTER SCHEMA, ALTER SCHEMA
ALTER SEQUENCE, ALTER SEQUENCE
ALTER SERVER, ALTER SERVER
ALTER STATISTICS, ALTER STATISTICS
ALTER SUBSCRIPTION, ALTER SUBSCRIPTION
ALTER SYSTEM, ALTER SYSTEM
ALTER TABLE, ALTER TABLE
ALTER TABLESPACE, ALTER TABLESPACE
ALTER TEXT SEARCH CONFIGURATION, ALTER TEXT SEARCH CONFIGURATION
ALTER TEXT SEARCH DICTIONARY, ALTER TEXT SEARCH DICTIONARY
ALTER TEXT SEARCH PARSER, ALTER TEXT SEARCH PARSER
ALTER TEXT SEARCH TEMPLATE, ALTER TEXT SEARCH TEMPLATE
ALTER TRIGGER, ALTER TRIGGER
ALTER TYPE, ALTER TYPE
ALTER USER, ALTER USER
ALTER USER MAPPING, ALTER USER MAPPING
ALTER VIEW, ALTER VIEW
alter_columnar_table_set function, Table and Shard DDL
alter_distributed_table function, Table and Shard DDL
alter_old_partitions_set_access_method procedure, Table and Shard DDL
ALTER_QUEUE, Queue Management Procedures
ALTER_REPLICATION_SLOT, Streaming Replication Protocol
alter_table_set_access_method function, Table and Shard DDL
amcheck, amcheck — tools to verify table and index consistency
ANALYZE, Updating Planner Statistics, ANALYZE
AND (operator), Logical Operators
anon.algorithm, Configuration
anon.dnoise, Adding Noise
anon.fake_address, Faking
anon.fake_city, Faking
anon.fake_company, Faking
anon.fake_country, Faking
anon.fake_email, Faking
anon.fake_first_name, Faking
anon.fake_iban, Faking
anon.fake_last_name, Faking
anon.fake_postcode, Faking
anon.lorem_ipsum, Faking
anon.maskschema, Configuration
anon.noise, Adding Noise
anon.random_date, Basic Random values
anon.random_phone, Basic Random values
anon.random_string, Basic Random values
anon.random_zip, Basic Random values
anon.restrict_to_trusted_schemas, Configuration
anon.salt, Configuration
anon.sourceshema, Configuration
anonymous code blocks, DO
any, Pseudo-Types
ANY, Aggregate Functions, Subquery Expressions, Row and Array Comparisons
anyarray, Pseudo-Types
anyarray_elemtype, Functions
anyarray_to_text, Functions
anycompatible, Pseudo-Types
anycompatiblearray, Pseudo-Types
anycompatiblemultirange, Pseudo-Types
anycompatiblenonarray, Pseudo-Types
anycompatiblerange, Pseudo-Types
anyelement, Pseudo-Types
anyenum, Pseudo-Types
anymultirange, Pseudo-Types
anynonarray, Pseudo-Types
anyrange, Pseudo-Types
any_value, Aggregate Functions
append, Operations with Multiple LOBs
applicable role, applicable_roles
application_name configuration parameter, What to Log
ap_enable_automatic_partition_creation, Functions
aqo, aqo — cost-based query optimization
arbitrary precision numbers, Arbitrary Precision Numbers
Archive Modules, Archive Modules
archive_cleanup_command configuration parameter, Archive Recovery
archive_command configuration parameter, Archiving
archive_library configuration parameter, Archiving
archive_mode configuration parameter, Archiving
archive_timeout configuration parameter, Archiving
area, Geometric Functions and Operators
armor, armor(), dearmor()
array, Arrays
accessing, Accessing Arrays
constant, Array Value Input
constructor, Array Constructors
declaration, Declaration of Array Types
I/O, Array Input and Output Syntax
modifying, Modifying Arrays
of user-defined type, User-Defined Types
searching, Searching in Arrays
ARRAY, Array Constructors, UNION, CASE, and Related Constructs
determination of result type, UNION, CASE, and Related Constructs
array_agg, Aggregate Functions, Functions
array_append, Array Functions and Operators
array_cat, Array Functions and Operators
array_dims, Array Functions and Operators
array_fill, Array Functions and Operators
array_length, Array Functions and Operators
array_lower, Array Functions and Operators
array_ndims, Array Functions and Operators
array_nulls configuration parameter, Previous Postgres Pro Versions
array_position, Array Functions and Operators
array_positions, Array Functions and Operators
array_prepend, Array Functions and Operators
array_remove, Array Functions and Operators
array_replace, Array Functions and Operators
array_sample, Array Functions and Operators
array_shuffle, Array Functions and Operators
array_to_json, Processing and Creating JSON Data
array_to_string, Array Functions and Operators
array_to_tsvector, Text Search Functions and Operators
array_upper, Array Functions and Operators
ascii, String Functions and Operators
asin, Mathematical Functions and Operators, Trigonometric Functions
asind, Mathematical Functions and Operators
asinh, Mathematical Functions and Operators
ASSERT
in PL/pgSQL, Checking Assertions
assertions
in PL/pgSQL, Checking Assertions
asynchronous commit, Asynchronous Commit
AT LOCAL, AT TIME ZONE and AT LOCAL
AT TIME ZONE, AT TIME ZONE and AT LOCAL
atan, Mathematical Functions and Operators, Trigonometric Functions
atan2, Mathematical Functions and Operators, Trigonometric Functions
atan2d, Mathematical Functions and Operators
atand, Mathematical Functions and Operators
atanh, Mathematical Functions and Operators
auth, utl_smtp Functions
authentication_timeout configuration parameter, Authentication
auth_delay, auth_delay — pause on authentication failure
auth_delay.milliseconds configuration parameter, Configuration Parameters
auto-increment (see serial)
autocommit
bulk-loading data, Disable Autocommit
psql, Variables
autoprepared statements, Autoprepared Statements
autoprepare_for_protocol configuration parameter, Other Planner Options
autoprepare_limit configuration parameter, Other Planner Options
autoprepare_memory_limit configuration parameter, Other Planner Options
autoprepare_threshold configuration parameter, Other Planner Options
autosummarize storage parameter, Index Storage Parameters
autovacuum
configuration parameters, Automatic Vacuuming
general information, The Autovacuum Daemon
autovacuum configuration parameter, Automatic Vacuuming
autovacuum_analyze_scale_factor
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_analyze_threshold
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_enabled storage parameter, Storage Parameters
autovacuum_freeze_max_age
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_freeze_min_age storage parameter, Storage Parameters
autovacuum_freeze_table_age storage parameter, Storage Parameters
autovacuum_max_workers configuration parameter, Automatic Vacuuming
autovacuum_multixact_freeze_max_age
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_multixact_freeze_min_age storage parameter, Storage Parameters
autovacuum_multixact_freeze_table_age storage parameter, Storage Parameters
autovacuum_naptime configuration parameter, Automatic Vacuuming
autovacuum_vacuum_cost_delay
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_vacuum_cost_limit
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_vacuum_insert_scale_factor
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_vacuum_insert_threshold
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_vacuum_scale_factor
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_vacuum_threshold
configuration parameter, Automatic Vacuuming
storage parameter, Storage Parameters
autovacuum_work_mem configuration parameter, Memory
auto_explain, auto_explain — log execution plans of slow queries
auto_explain.log_analyze configuration parameter, Configuration Parameters
auto_explain.log_buffers configuration parameter, Configuration Parameters
auto_explain.log_format configuration parameter, Configuration Parameters
auto_explain.log_level configuration parameter, Configuration Parameters
auto_explain.log_min_duration configuration parameter, Configuration Parameters
auto_explain.log_nested_statements configuration parameter, Configuration Parameters
auto_explain.log_parameter_max_length configuration parameter, Configuration Parameters
auto_explain.log_settings configuration parameter, Configuration Parameters
auto_explain.log_timing configuration parameter, Configuration Parameters
auto_explain.log_triggers configuration parameter, Configuration Parameters
auto_explain.log_verbose configuration parameter, Configuration Parameters
auto_explain.log_wal configuration parameter, Configuration Parameters
auto_explain.sample_rate configuration parameter, Configuration Parameters
avals, hstore Operators and Functions
average, Aggregate Functions
avg, Aggregate Functions, Aggregation Functions

B

B-Tree (see index)
backend_flush_after configuration parameter, Asynchronous Behavior
Background workers, Background Worker Processes
backslash escapes, String Constants with C-Style Escapes
backslash_quote configuration parameter, Previous Postgres Pro Versions
backtrace_functions configuration parameter, Developer Options
backup, Backup Control Functions, Backup and Restore
Backup Manifest, Backup Manifest Format
base type, The Postgres Pro Type System
base64 format, Binary String Functions and Operators
basebackup_to_shell, basebackup_to_shell — example "shell" pg_basebackup module
basebackup_to_shell.command configuration parameter, Configuration Parameters
basebackup_to_shell.required_role configuration parameter, Configuration Parameters
BASE_BACKUP, Streaming Replication Protocol
basic_archive, basic_archive — an example WAL archive module
basic_archive.archive_directory configuration parameter, Configuration Parameters
batch mode, Pipeline Mode
in libpq, Pipeline Mode
BEGIN, BEGIN
begin_request, HTTP Requests
BETWEEN, Comparison Functions and Operators
BETWEEN SYMMETRIC, Comparison Functions and Operators
bfilename, Utility Functions
BGWORKER_BACKEND_​DATABASE_CONNECTION, Background Worker Processes
BGWORKER_SHMEM_ACCESS, Background Worker Processes
bgwriter_delay configuration parameter, Background Writer
bgwriter_flush_after configuration parameter, Background Writer
bgwriter_lru_maxpages configuration parameter, Background Writer
bgwriter_lru_multiplier configuration parameter, Background Writer
bigint, Numeric Constants, Integer Types
bigserial, Serial Types
biha.autorewind configuration parameter, Cluster Configuration
biha.BcpTransportDebug_log_level configuration parameter, biha Logging Levels
biha.BcpTransportDetails_log_level configuration parameter, biha Logging Levels
biha.BcpTransportLog_log_level configuration parameter, biha Logging Levels
biha.BcpTransportWarn_log_level configuration parameter, biha Logging Levels
biha.BihaLog_log_level configuration parameter, biha Logging Levels
biha.callbacks_timeout configuration parameter, Cluster Configuration
biha.can_be_leader configuration parameter, Cluster Configuration
biha.can_vote configuration parameter, Cluster Configuration
biha.config function, Cluster Configuration
biha.error_details function, The NODE_ERROR State
biha.flw_ro configuration parameter, Cluster Configuration
biha.get_magic_string function, Magic String Generation
biha.heartbeat_max_lost configuration parameter, Cluster Configuration
biha.heartbeat_send_period configuration parameter, Cluster Configuration
biha.host configuration parameter, Cluster Configuration
biha.id configuration parameter, Cluster Configuration
biha.minnodes configuration parameter, Cluster Configuration
biha.NodeControllerDebug_log_level configuration parameter, biha Logging Levels
biha.NodeControllerDetails_log_level configuration parameter, biha Logging Levels
biha.NodeControllerLog_log_level configuration parameter, biha Logging Levels
biha.NodeControllerWarn_log_level configuration parameter, biha Logging Levels
biha.nodes function, Cluster Monitoring
biha.node_priority configuration parameter, Cluster Configuration
biha.no_wal_on_follower configuration parameter, Cluster Configuration
biha.nquorum configuration parameter, Cluster Configuration
biha.port configuration parameter, Cluster Configuration
biha.register_callback function, Callback Management
biha.remove_node function, Cluster Node Removal
biha.set_heartbeat_max_lost function, Cluster Configuration
biha.set_heartbeat_send_period function, Cluster Configuration
biha.set_leader function, Setting the Leader Manually
biha.set_minnodes function, Cluster Configuration
biha.set_no_wal_on_follower function, Cluster Configuration
biha.set_nquorum function, Cluster Configuration
biha.set_nquorum_and_minnodes function, Cluster Configuration
biha.set_sync_standbys_min function, Cluster Configuration
biha.status function, Cluster Monitoring
biha.sync_standbys_min configuration parameter, Cluster Configuration
biha.unregister_callback function, Callback Management
bihactl, bihactl
binary data, Binary Data Types, Binary String Functions and Operators
functions, Binary String Functions and Operators
binary string
concatenation, Binary String Functions and Operators
converting to character string, Binary String Functions and Operators
length, Binary String Functions and Operators
bit string, Bit-String Constants, Bit String Types
constant, Bit-String Constants
data type, Bit String Types
length, Bit String Functions and Operators
bit strings, Bit String Functions and Operators
functions, Bit String Functions and Operators
bitmap scan, Combining Multiple Indexes, Planner Method Configuration
bit_and, Aggregate Functions
bit_count, Binary String Functions and Operators, Bit String Functions and Operators
bit_length, String Functions and Operators, Binary String Functions and Operators, Bit String Functions and Operators
bit_or, Aggregate Functions
bit_xor, Aggregate Functions
BLOB (see large object)
block_size configuration parameter, Preset Options
bloom, bloom — bloom filter index access method
bonjour configuration parameter, Connection Settings
bonjour_name configuration parameter, Connection Settings
Boolean, Boolean Type
data type, Boolean Type
operators (see operators, logical)
bool_and, Aggregate Functions
bool_or, Aggregate Functions
booting
starting the server during, Starting the Database Server
bound_box, Geometric Functions and Operators
box, Geometric Functions and Operators
box (data type), Boxes
bpchar, Character Types
BRIN (see index)
brin_desummarize_range, Index Maintenance Functions
brin_metapage_info, BRIN Functions
brin_page_items, BRIN Functions
brin_page_type, BRIN Functions
brin_revmap_data, BRIN Functions
brin_summarize_new_values, Index Maintenance Functions
brin_summarize_range, Index Maintenance Functions
broadcast, Network Address Functions and Operators
BSD Authentication, BSD Authentication
btree_gin, btree_gin — GIN operator classes with B-tree behavior
btree_gist, btree_gist — GiST operator classes with B-tree behavior
btrim, String Functions and Operators, Binary String Functions and Operators
bt_index_check, Functions
bt_index_parent_check, Functions
bt_metap, B-Tree Functions
bt_multi_page_stats, B-Tree Functions
bt_page_items, B-Tree Functions
bt_page_stats, B-Tree Functions
buffering storage parameter, Index Storage Parameters
bytea, Binary Data Types
bytea_output configuration parameter, Statement Behavior

C

C, libpq — C Library, ECPG — Embedded SQL in C
C++, Using C++ for Extensibility
CALL, CALL
canceling SQL queries, Canceling Queries in Progress
cardinality, Array Functions and Operators
CASCADE, Dependency Tracking
with DROP, Dependency Tracking
foreign key action, Foreign Keys
Cascading Replication, High Availability, Load Balancing, and Replication
CASE, Conditional Expressions, UNION, CASE, and Related Constructs
determination of result type, UNION, CASE, and Related Constructs
case sensitivity
of SQL commands, Identifiers and Key Words
cast, CREATE CAST
I/O conversion, CREATE CAST
cbrt, Mathematical Functions and Operators
ceil, Mathematical Functions and Operators, Numeric Functions
ceiling, Mathematical Functions and Operators
center, Geometric Functions and Operators
Certificate, Certificate Authentication
cfs_compression_ratio, Compression Control Functions
cfs_compress_temp_relations configuration parameter, Data Compression
cfs_enable_gc, Compression Control Functions
cfs_estimate, Compression Control Functions
cfs_fragmentation, Compression Control Functions
cfs_gc configuration parameter, Data Compression
cfs_gc_activity_processed_bytes, Compression Control Functions
cfs_gc_activity_processed_files, Compression Control Functions
cfs_gc_activity_processed_pages, Compression Control Functions
cfs_gc_activity_scanned_files, Compression Control Functions
cfs_gc_delay configuration parameter, Data Compression
cfs_gc_lock_file configuration parameter, Data Compression
cfs_gc_period configuration parameter, Data Compression
cfs_gc_relation, Compression Control Functions
cfs_gc_respond_time configuration parameter, Data Compression
cfs_gc_threshold configuration parameter, Data Compression
cfs_gc_time_bloom_false_positive configuration parameter, Data Compression
cfs_gc_time_bloom_passed configuration parameter, Data Compression
cfs_gc_time_bloom_query configuration parameter, Data Compression
cfs_gc_workers configuration parameter, Data Compression
cfs_level configuration parameter, Data Compression
cfs_log_verbose configuration parameter, Data Compression
cfs_start_gc, Compression Control Functions
cfs_version, Compression Control Functions
chained transactions, Transaction Management, Parameters, Parameters
in PL/pgSQL, Transaction Management
char, Character Types
character, Character Types
character set, Locale and Formatting, Preset Options, Character Set Support
character string, String Constants, Character Types
concatenation, String Functions and Operators
constant, String Constants
converting to binary string, Binary String Functions and Operators
data types, Character Types
length, String Functions and Operators
prefix test, String Functions and Operators
character varying, Character Types
character_length, String Functions and Operators
char_length, String Functions and Operators
check constraint, Check Constraints
CHECK OPTION, CREATE VIEW
checkpoint, WAL Configuration
CHECKPOINT, CHECKPOINT
checkpoint_completion_target configuration parameter, Checkpoints
checkpoint_flush_after configuration parameter, Checkpoints
checkpoint_timeout configuration parameter, Checkpoints
checkpoint_warning configuration parameter, Checkpoints
checksums, Data Checksums
check_function_bodies configuration parameter, Statement Behavior
chr, String Functions and Operators
cid, Object Identifier Types
cidr, cidr
circle, Circles, Geometric Functions and Operators
citext, citext — a case-insensitive character string type
citus.all_modifications_commutative configuration parameter, Executor Configuration
citus.cluster_name configuration parameter, General Configuration
citus.count_distinct_error_rate configuration parameter, Planner Configuration
citus.distributed_deadlock_detection_factor configuration parameter, General Configuration
citus.enable_binary_protocol configuration parameter, Executor Configuration
citus.enable_change_data_capture configuration parameter, DDL
citus.enable_ddl_propagation configuration parameter, DDL
citus.enable_local_reference_table_foreign_keys configuration parameter, DDL
citus.enable_non_colocated_router_query_pushdown configuration parameter, Planner Configuration
citus.enable_repartitioned_insert_select configuration parameter, Executor Configuration
citus.enable_repartition_joins configuration parameter, Executor Configuration
citus.enable_schema_based_sharding configuration parameter, DDL
citus.enable_version_checks configuration parameter, General Configuration
citus.executor_slow_start_interval configuration parameter, Executor Configuration
citus.explain_all_tasks configuration parameter, Executor Configuration
citus.explain_analyze_sort_method configuration parameter, Executor Configuration
citus.force_max_query_parallelization configuration parameter, Executor Configuration
citus.limit_clause_row_fetch_count configuration parameter, Planner Configuration
citus.local_hostname configuration parameter, General Configuration
citus.local_table_join_policy configuration parameter, Planner Configuration
citus.log_distributed_deadlock_detection configuration parameter, General Configuration
citus.max_adaptive_executor_pool_size configuration parameter, Executor Configuration
citus.max_background_task_executors_per_node configuration parameter, General Configuration
citus.max_cached_conns_per_worker configuration parameter, Executor Configuration
citus.max_intermediate_result_size configuration parameter, Intermediate Data Transfer
citus.max_shared_pool_size configuration parameter, Executor Configuration
citus.max_worker_nodes_tracked configuration parameter, General Configuration
citus.metadata_sync_mode configuration parameter, Data Loading
citus.multi_task_query_log_level configuration parameter, Executor Configuration
citus.node_connection_timeout configuration parameter, General Configuration
citus.node_conninfo configuration parameter, General Configuration
citus.propagate_set_commands configuration parameter, Executor Configuration
citus.rebalancer_by_disk_size_base_cost configuration parameter, General Configuration
citus.shard_count configuration parameter, Data Loading
citus.show_shards_for_app_name_prefixes configuration parameter, General Configuration
citus.stat_statements_max configuration parameter, Query Statistics
citus.stat_statements_purge_interval configuration parameter, Query Statistics
citus.stat_statements_track configuration parameter, Query Statistics
citus.stat_tenants_untracked_sample_rate configuration parameter, Query Statistics
citus.task_assignment_policy configuration parameter, Planner Configuration
citus.use_secondary_nodes configuration parameter, General Configuration
citus_activate_node function, Metadata / Configuration Information
citus_add_inactive_node function, Metadata / Configuration Information
citus_add_local_table_to_metadata function, Table and Shard DDL
citus_add_node function, Metadata / Configuration Information
citus_add_rebalance_strategy function, Cluster Management And Repair Functions
citus_add_secondary_node function, Metadata / Configuration Information
citus_backend_gpid function, Metadata / Configuration Information
citus_check_cluster_node_health function, Metadata / Configuration Information
citus_create_restore_point function, Cluster Management And Repair Functions
citus_disable_node function, Metadata / Configuration Information
citus_drain_node function, Cluster Management And Repair Functions
citus_get_active_worker_nodes function, Metadata / Configuration Information
citus_move_shard_placement function, Cluster Management And Repair Functions
citus_rebalance_start function, Cluster Management And Repair Functions
citus_rebalance_status function, Cluster Management And Repair Functions
citus_rebalance_stop function, Cluster Management And Repair Functions
citus_rebalance_wait function, Cluster Management And Repair Functions
citus_relation_size function, Metadata / Configuration Information
citus_remote_connection_stats function, Cluster Management And Repair Functions
citus_remove_node function, Metadata / Configuration Information
citus_schema_distribute function, Table and Shard DDL
citus_schema_undistribute function, Table and Shard DDL
citus_set_coordinator_host function, Metadata / Configuration Information
citus_set_default_rebalance_strategy function, Cluster Management And Repair Functions
citus_set_node_property function, Metadata / Configuration Information
citus_stat_statements_reset function, Metadata / Configuration Information
citus_table_size function, Metadata / Configuration Information
citus_total_relation_size function, Metadata / Configuration Information
citus_update_node function, Metadata / Configuration Information
clear_cookies, HTTP Cookies
client authentication, Client Authentication
timeout during, Authentication
client_connection_check_interval configuration parameter, TCP Settings
client_encoding configuration parameter, Locale and Formatting
client_min_messages configuration parameter, Statement Behavior
clock_timestamp, Date/Time Functions and Operators
CLOSE, CLOSE
close, Opening and Closing LOBs
close_all_connections, utl_smtp Functions
close_connection, utl_smtp Functions
close_data, utl_smtp Functions
cluster
of databases (see database cluster)
CLUSTER, CLUSTER
clusterdb, clusterdb
clustering, High Availability, Load Balancing, and Replication
cluster_name configuration parameter, Process Title
cmax, System Columns
cmin, System Columns
COALESCE, COALESCE
coalesce, Scalar Functions
COLLATE, Collation Expressions
collation, Collation Support
in PL/pgSQL, Collation of PL/pgSQL Variables
in SQL functions, SQL Functions with Collations
COLLATION FOR, System Catalog Information Functions
color, Color Support
column, Concepts, Table Basics
adding, Adding a Column
removing, Removing a Column
renaming, Renaming a Column
system column, System Columns
column data type
changing, Changing a Column's Data Type
column reference, Column References
column_to_column_name function, Metadata / Configuration Information
col_description, Comment Information Functions
command, utl_smtp Functions
comment, Comments
about database objects, Comment Information Functions
in SQL, Comments
COMMENT, COMMENT
COMMIT, COMMIT
COMMIT PREPARED, COMMIT PREPARED
commit_delay configuration parameter, Settings
commit_siblings configuration parameter, Settings
commit_timestamp_buffers configuration parameter, Memory
common table expression (see WITH)
compare, Operations with Multiple LOBs
comparison, Comparison Functions and Operators, Subquery Expressions
composite type, Row and Array Comparisons
operators, Comparison Functions and Operators
row constructor, Row and Array Comparisons
subquery result row, Subquery Expressions
compiling, Building libpq Programs
libpq applications, Building libpq Programs
composite type, Composite Types, The Postgres Pro Type System
comparison, Row and Array Comparisons
constant, Constructing Composite Values
constructor, Row Constructors
computed field, Using Composite Types in Queries
compute_query_id configuration parameter, Statistics Monitoring
concat, String Functions and Operators
concat_ws, String Functions and Operators
concurrency, Concurrency Control
conditional expression, Conditional Expressions
configuration
of recovery
general settings, Recovery
of a standby server, Archive Recovery
of the server, Server Configuration
of the server
functions, Configuration Settings Functions
config_file configuration parameter, File Locations
conjunction, Logical Operators
connectby, Functions Provided, connectby
connection service file, The Connection Service File
conninfo, Connection Strings
constant, Constants
constraint, Constraints
adding, Adding a Constraint
check, Check Constraints
exclusion, Exclusion Constraints
foreign key, Foreign Keys
name, Check Constraints
NOT NULL, Not-Null Constraints
primary key, Primary Keys
removing, Removing a Constraint
unique, Unique Constraints
constraint exclusion, Partitioning and Constraint Exclusion, Other Planner Options
constraint_exclusion configuration parameter, Other Planner Options
container type, The Postgres Pro Type System
CONTINUE
in PL/pgSQL, CONTINUE
continuous archiving, Backup and Restore
in standby, Continuous Archiving in Standby
control file, Extension Files
convert, Binary String Functions and Operators
converttoblob, Operations with Multiple LOBs
converttoclob, Operations with Multiple LOBs
convert_from, Binary String Functions and Operators
convert_to, Binary String Functions and Operators
COPY, Populating a Table With Rows, Functions Associated with the COPY Command, COPY
with libpq, Functions Associated with the COPY Command
copy, Operations with Multiple LOBs
corr, Aggregate Functions
correlation, Aggregate Functions
in the query planner, Extended Statistics
cos, Mathematical Functions and Operators, Trigonometric Functions
cosd, Mathematical Functions and Operators
cosh, Mathematical Functions and Operators
cot, Mathematical Functions and Operators, Trigonometric Functions
cotd, Mathematical Functions and Operators
count, Aggregate Functions, Aggregation Functions
covariance
population, Aggregate Functions
sample, Aggregate Functions
covar_pop, Aggregate Functions
covar_samp, Aggregate Functions
covering index, Index-Only Scans and Covering Indexes
cpu_index_tuple_cost configuration parameter, Planner Cost Constants
cpu_operator_cost configuration parameter, Planner Cost Constants
cpu_tuple_cost configuration parameter, Planner Cost Constants
crash_info configuration parameter, Error Handling
crash_info_dump configuration parameter, Error Handling
crash_info_location configuration parameter, Error Handling
CREATE ACCESS METHOD, CREATE ACCESS METHOD
CREATE AGGREGATE, CREATE AGGREGATE
CREATE CAST, CREATE CAST
CREATE COLLATION, CREATE COLLATION
CREATE CONVERSION, CREATE CONVERSION
CREATE DATABASE, Creating a Database, CREATE DATABASE
CREATE DOMAIN, CREATE DOMAIN
CREATE EVENT TRIGGER, CREATE EVENT TRIGGER
CREATE EXTENSION, CREATE EXTENSION
CREATE FOREIGN DATA WRAPPER, CREATE FOREIGN DATA WRAPPER
CREATE FOREIGN TABLE, CREATE FOREIGN TABLE
CREATE FUNCTION, CREATE FUNCTION
CREATE GROUP, CREATE GROUP
CREATE INDEX, CREATE INDEX
CREATE LANGUAGE, CREATE LANGUAGE
CREATE MATERIALIZED VIEW, CREATE MATERIALIZED VIEW
CREATE OPERATOR, CREATE OPERATOR
CREATE OPERATOR CLASS, CREATE OPERATOR CLASS
CREATE OPERATOR FAMILY, CREATE OPERATOR FAMILY
CREATE PACKAGE, CREATE PACKAGE
CREATE POLICY, CREATE POLICY
CREATE PROCEDURE, CREATE PROCEDURE
CREATE PROFILE, CREATE PROFILE
CREATE PUBLICATION, CREATE PUBLICATION
CREATE ROLE, Database Roles, CREATE ROLE
CREATE RULE, CREATE RULE
CREATE SCHEMA, CREATE SCHEMA
CREATE SEQUENCE, CREATE SEQUENCE
CREATE SERVER, CREATE SERVER
CREATE STATISTICS, CREATE STATISTICS
CREATE SUBSCRIPTION, CREATE SUBSCRIPTION
CREATE TABLE, Creating a New Table, CREATE TABLE
CREATE TABLE AS, CREATE TABLE AS
CREATE TABLESPACE, Tablespaces, CREATE TABLESPACE
CREATE TEXT SEARCH CONFIGURATION, CREATE TEXT SEARCH CONFIGURATION
CREATE TEXT SEARCH DICTIONARY, CREATE TEXT SEARCH DICTIONARY
CREATE TEXT SEARCH PARSER, CREATE TEXT SEARCH PARSER
CREATE TEXT SEARCH TEMPLATE, CREATE TEXT SEARCH TEMPLATE
CREATE TRANSFORM, CREATE TRANSFORM
CREATE TRIGGER, CREATE TRIGGER
CREATE TYPE, CREATE TYPE
CREATE USER, CREATE USER
CREATE USER MAPPING, CREATE USER MAPPING
CREATE VIEW, CREATE VIEW
createdb, Creating a Database, Creating a Database, createdb
createrole_self_grant
configuration parameter, Statement Behavior
createrole_self_grant configuration parameter
use in securing functions, Writing SECURITY DEFINER Functions Safely
createtemporary, Opening and Closing LOBs
createuser, Database Roles, createuser
create_baseline, Baseline Management Functions
create_distributed_function function, Table and Shard DDL
create_distributed_table function, Table and Shard DDL
create_graph, Create a Graph
create_projection(), Conversion Functions
CREATE_QUEUE, Queue Management Procedures
create_reference_table function, Table and Shard DDL
CREATE_REPLICATION_SLOT, Streaming Replication Protocol
create_server, Server Management Functions
create_time_partitions function, Table and Shard DDL
cross join, Joined Tables
crosstab, crosstab(text), crosstabN(text), crosstab(text, text)
crypt, crypt()
cstring, Pseudo-Types
CSV (Comma-Separated Values) format
in psql, Meta-Commands
ctid, System Columns
CTID, View Rules in Non-SELECT Statements
CUBE, GROUPING SETS, CUBE, and ROLLUP
cube (extension), cube — a multi-dimensional cube data type
cume_dist, Window Functions
hypothetical, Aggregate Functions
current_catalog, Session Information Functions
current_database, Session Information Functions
current_date, Date/Time Functions and Operators
current_logfiles
and the log_destination configuration parameter, Where to Log
and the pg_current_logfile function, Session Information Functions
current_query, Session Information Functions
current_role, Session Information Functions
current_schema, Session Information Functions
current_schemas, Session Information Functions
current_setting, Configuration Settings Functions
current_time, Date/Time Functions and Operators
current_timestamp, Date/Time Functions and Operators
current_user, Session Information Functions
currval, Sequence Manipulation Functions
cursor, Cursors, CLOSE, DECLARE, EXPLAIN, FETCH, MOVE
CLOSE, CLOSE
DECLARE, DECLARE
FETCH, FETCH
in PL/pgSQL, Cursors
MOVE, MOVE
showing the query plan, EXPLAIN
cursor_tuple_fraction configuration parameter, Other Planner Options
custom scan provider, Writing a Custom Scan Provider
handler for, Writing a Custom Scan Provider
cypher, The apache_age Cypher Query Format

D

daitch_mokotoff, Daitch-Mokotoff Soundex
data, utl_smtp Functions
data area (see database cluster)
data partitioning, High Availability, Load Balancing, and Replication
data type, Data Types, Numeric Types, Enumerated Types, Domain Types, Type Conversion, The Postgres Pro Type System, The Postgres Pro Type System, The Postgres Pro Type System, Polymorphic Types, Base Types in C-Language Functions, User-Defined Types
base, The Postgres Pro Type System
category, Overview
composite, The Postgres Pro Type System
constant, Constants of Other Types
container, The Postgres Pro Type System
conversion, Type Conversion
domain, Domain Types
enumerated (enum), Enumerated Types
internal organization, Base Types in C-Language Functions
numeric, Numeric Types
polymorphic, Polymorphic Types
type cast, Type Casts
user-defined, User-Defined Types
database, Creating a Database, Managing Databases
creating, Creating a Database
privilege to create, Role Attributes
database activity, Monitoring Database Activity
monitoring, Monitoring Database Activity
database cluster, Concepts, Creating a Database Cluster
data_checksums configuration parameter, Preset Options
data_directory configuration parameter, File Locations
data_directory_mode configuration parameter, Preset Options
data_sync_retry configuration parameter, Error Handling
date, Date/Time Types, Dates
constants, Special Values
current, Current Date/Time
output format, Date/Time Output
(see also formatting)
DateStyle configuration parameter, Locale and Formatting
date_add, Date/Time Functions and Operators
date_bin, date_bin
date_part, Date/Time Functions and Operators, EXTRACT, date_part
date_subtract, Date/Time Functions and Operators
date_trunc, Date/Time Functions and Operators, date_trunc
dbcopies_decoding, dbcopies_decoding — 1C module for updating database copies
dblink, dblink — connect to other Postgres Pro databases, dblink
dblink_build_sql_delete, dblink_build_sql_delete
dblink_build_sql_insert, dblink_build_sql_insert
dblink_build_sql_update, dblink_build_sql_update
dblink_cancel_query, dblink_cancel_query
dblink_close, dblink_close
dblink_connect, dblink_connect
dblink_connect_u, dblink_connect_u
dblink_disconnect, dblink_disconnect
dblink_error_message, dblink_error_message
dblink_exec, dblink_exec
dblink_fetch, dblink_fetch
dblink_get_connections, dblink_get_connections
dblink_get_notify, dblink_get_notify
dblink_get_pkey, dblink_get_pkey
dblink_get_result, dblink_get_result
dblink_is_busy, dblink_is_busy
dblink_open, dblink_open
dblink_send_query, dblink_send_query
deadlock, Deadlocks
timeout during, Lock Management
deadlock_timeout configuration parameter, Lock Management
DEALLOCATE, DEALLOCATE
dearmor, armor(), dearmor()
debug_assertions configuration parameter, Preset Options
debug_deadlocks configuration parameter, Developer Options
debug_discard_caches configuration parameter, Developer Options
debug_io_direct configuration parameter, Developer Options
debug_logical_replication_streaming configuration parameter, Developer Options
debug_parallel_query configuration parameter, Developer Options
debug_pretty_print configuration parameter, What to Log
debug_print_parse configuration parameter, What to Log
debug_print_plan configuration parameter, What to Log
debug_print_rewritten configuration parameter, What to Log
decimal (see numeric)
DECLARE, DECLARE
decode, Binary String Functions and Operators
decode_bytea
in PL/Perl, Utility Functions in PL/Perl
decrypt, Raw Encryption Functions
decrypt_iv, Raw Encryption Functions
deduplicate_items storage parameter, Index Storage Parameters
default value, Default Values
changing, Changing a Column's Default Value
default-roles, Default Roles Renamed to Predefined Roles
default_statistics_target configuration parameter, Other Planner Options
default_tablespace configuration parameter, Statement Behavior
default_table_access_method configuration parameter, Statement Behavior
default_text_search_config configuration parameter, Locale and Formatting
default_toast_compression configuration parameter, Statement Behavior
default_transaction_deferrable configuration parameter, Statement Behavior
default_transaction_isolation configuration parameter, Statement Behavior
default_transaction_read_only configuration parameter, Statement Behavior
deferrable transaction, Statement Behavior
setting, SET TRANSACTION
setting default, Statement Behavior
defined, hstore Operators and Functions
degrees, Mathematical Functions and Operators, Trigonometric Functions
delay, Delaying Execution
DELETE, Deletions, Deleting Data, Returning Data from Modified Rows, DELETE
RETURNING, Returning Data from Modified Rows
delete, hstore Operators and Functions
deleting, Deleting Data
dense_rank, Window Functions
hypothetical, Aggregate Functions
diagonal, Geometric Functions and Operators
diameter, Geometric Functions and Operators
dict_int, dict_int — example full-text search dictionary for integers
dict_xsyn, dict_xsyn — example synonym full-text search dictionary
difference, Soundex
digest, digest()
dirty read, Transaction Isolation
disable_server, Server Management Functions
DISCARD, DISCARD
disjunction, Logical Operators
disk drive, WAL Internals
disk space, Recovering Disk Space
disk usage, Determining Disk Usage
DISTINCT, Querying a Table, GROUPING SETS, CUBE, and ROLLUP, DISTINCT
GROUP BY DISTINCT, GROUPING SETS, CUBE, and ROLLUP
SELECT DISTINCT, DISTINCT
div, Mathematical Functions and Operators
dmetaphone, Double Metaphone
dmetaphone_alt, Double Metaphone
DO, DO
document, What Is a Document?
text search, What Is a Document?
dollar quoting, Dollar-Quoted String Constants
domain, Domain Types
double precision, Floating-Point Types
DROP ACCESS METHOD, DROP ACCESS METHOD
DROP AGGREGATE, DROP AGGREGATE
DROP CAST, DROP CAST
DROP COLLATION, DROP COLLATION
DROP CONVERSION, DROP CONVERSION
DROP DATABASE, Destroying a Database, DROP DATABASE
DROP DOMAIN, DROP DOMAIN
DROP EVENT TRIGGER, DROP EVENT TRIGGER
DROP EXTENSION, DROP EXTENSION
DROP FOREIGN DATA WRAPPER, DROP FOREIGN DATA WRAPPER
DROP FOREIGN TABLE, DROP FOREIGN TABLE
DROP FUNCTION, DROP FUNCTION
DROP GROUP, DROP GROUP
DROP INDEX, DROP INDEX
DROP LANGUAGE, DROP LANGUAGE
DROP MATERIALIZED VIEW, DROP MATERIALIZED VIEW
DROP OPERATOR, DROP OPERATOR
DROP OPERATOR CLASS, DROP OPERATOR CLASS
DROP OPERATOR FAMILY, DROP OPERATOR FAMILY
DROP OWNED, DROP OWNED
DROP PACKAGE, DROP PACKAGE
DROP POLICY, DROP POLICY
DROP PROCEDURE, DROP PROCEDURE
DROP PROFILE, DROP PROFILE
DROP PUBLICATION, DROP PUBLICATION
DROP ROLE, Database Roles, DROP ROLE
DROP ROUTINE, DROP ROUTINE
DROP RULE, DROP RULE
DROP SCHEMA, DROP SCHEMA
DROP SEQUENCE, DROP SEQUENCE
DROP SERVER, DROP SERVER
DROP STATISTICS, DROP STATISTICS
DROP SUBSCRIPTION, DROP SUBSCRIPTION
DROP TABLE, Creating a New Table, DROP TABLE
DROP TABLESPACE, DROP TABLESPACE
DROP TEXT SEARCH CONFIGURATION, DROP TEXT SEARCH CONFIGURATION
DROP TEXT SEARCH DICTIONARY, DROP TEXT SEARCH DICTIONARY
DROP TEXT SEARCH PARSER, DROP TEXT SEARCH PARSER
DROP TEXT SEARCH TEMPLATE, DROP TEXT SEARCH TEMPLATE
DROP TRANSFORM, DROP TRANSFORM
DROP TRIGGER, DROP TRIGGER
DROP TYPE, DROP TYPE
DROP USER, DROP USER
DROP USER MAPPING, DROP USER MAPPING
DROP VIEW, DROP VIEW
dropdb, Destroying a Database, dropdb
dropuser, Database Roles, dropuser
drop_baseline, Baseline Management Functions
drop_graph, Delete a Graph
drop_old_time_partitions procedure, Table and Shard DDL
drop_projection(), Conversion Functions
DROP_QUEUE, Queue Management Procedures
DROP_REPLICATION_SLOT, Streaming Replication Protocol
drop_server, Server Management Functions
DTD, Creating XML Values
dump_stat, dump_stat — functions to backup and recover the pg_statistic table
dump_statistic, Functions
duplicate, Querying a Table
duplicates, DISTINCT
dynamic loading, Other Defaults, Dynamic Loading
dynamic_library_path, Dynamic Loading
dynamic_library_path configuration parameter, Other Defaults
dynamic_shared_memory_type configuration parameter, Memory

E

e, Logarithmic Functions
each, hstore Operators and Functions
earth, Cube-Based Earth Distances
earthdistance, earthdistance — calculate great-circle distances
earth_box, Cube-Based Earth Distances
earth_distance, Cube-Based Earth Distances
ECPG, ECPG — Embedded SQL in C
ecpg, ecpg
effective_cache_size configuration parameter, Planner Cost Constants
effective_io_concurrency configuration parameter, Asynchronous Behavior
ehlo, utl_smtp Functions
elog
in PL/Perl, Utility Functions in PL/Perl
in PL/Python, Utility Functions
in PL/Tcl, Database Access from PL/Tcl
embedded SQL, ECPG — Embedded SQL in C
in C, ECPG — Embedded SQL in C
empty_blob, Utility Functions
enabled role, enabled_roles
enable_appendorpath configuration parameter, Other Planner Options
enable_async_append configuration parameter, Planner Method Configuration
enable_bitmapscan configuration parameter, Planner Method Configuration
enable_compound_index_stats configuration parameter, Planner Method Configuration
enable_extra_transformations configuration parameter, Planner Method Configuration
enable_gathermerge configuration parameter, Planner Method Configuration
enable_group_by_reordering configuration parameter, Planner Method Configuration
enable_hashagg configuration parameter, Planner Method Configuration
enable_hashjoin configuration parameter, Planner Method Configuration
enable_incremental_sort configuration parameter, Planner Method Configuration
enable_indexonlyscan configuration parameter, Planner Method Configuration
enable_indexscan configuration parameter, Planner Method Configuration
enable_large_mem_buffers configuration parameter, Previous Postgres Pro Versions
enable_material configuration parameter, Planner Method Configuration
enable_memoize configuration parameter, Planner Method Configuration
enable_mergejoin configuration parameter, Planner Method Configuration
enable_nestloop configuration parameter, Planner Method Configuration
enable_parallel_append configuration parameter, Planner Method Configuration
enable_parallel_hash configuration parameter, Planner Method Configuration
enable_partitionwise_aggregate configuration parameter, Planner Method Configuration
enable_partitionwise_join configuration parameter, Planner Method Configuration
enable_partition_pruning configuration parameter, Planner Method Configuration
enable_presorted_aggregate configuration parameter, Planner Method Configuration
enable_self_join_removal configuration parameter, Planner Method Configuration
enable_seqscan configuration parameter, Planner Method Configuration
enable_server, Server Management Functions
enable_sort configuration parameter, Planner Method Configuration
enable_tidscan configuration parameter, Planner Method Configuration
encode, Binary String Functions and Operators
encode_array_constructor
in PL/Perl, Utility Functions in PL/Perl
encode_array_literal
in PL/Perl, Utility Functions in PL/Perl
encode_bytea
in PL/Perl, Utility Functions in PL/Perl
encode_typed_literal
in PL/Perl, Utility Functions in PL/Perl
encrypt, Raw Encryption Functions
encryption, Encryption Options, pgcrypto — cryptographic functions
for specific columns, pgcrypto — cryptographic functions
encrypt_iv, Raw Encryption Functions
END, END
endNode, Scalar Functions
end_id, Scalar Functions
end_request, HTTP Requests
end_response, HTTP Responses
enumerated types, Enumerated Types
enum_first, Enum Support Functions
enum_last, Enum Support Functions
enum_range, Enum Support Functions
environment variable, Environment Variables
ephemeral named relation
registering with SPI, SPI_register_relation, SPI_register_trigger_data
unregistering from SPI, SPI_unregister_relation
erase, Updating LOBs
erf, Mathematical Functions and Operators
erfc, Mathematical Functions and Operators
error codes, Postgres Pro Error Codes
libpq, Main Functions
list of, Postgres Pro Error Codes
error message
in PGcancelConn, Functions for Sending Cancel Requests
in PGconn, Connection Status Functions
escape format, Binary String Functions and Operators
escape string syntax, String Constants with C-Style Escapes
escape_string_warning configuration parameter, Previous Postgres Pro Versions
escaping strings, Escaping Strings for Inclusion in SQL Commands
in libpq, Escaping Strings for Inclusion in SQL Commands
event log, Registering Event Log on Windows
event log, Registering Event Log on Windows
event trigger, Event Triggers, Writing Event Trigger Functions in C
in C, Writing Event Trigger Functions in C
in PL/Tcl, Event Trigger Functions in PL/Tcl
event_source configuration parameter, Where to Log
event_trigger, Pseudo-Types
event_triggers
configuration parameter, Statement Behavior
every, Aggregate Functions
EXCEPT, Combining Queries (UNION, INTERSECT, EXCEPT)
exceptions
in PL/pgSQL, Trapping Errors
in PL/Tcl, Error Handling in PL/Tcl
exclusion constraint, Exclusion Constraints
EXECUTE, EXECUTE
exist, hstore Operators and Functions
EXISTS, Subquery Expressions
exists, Predicate Functions
EXIT
in PL/pgSQL, EXIT
exit_on_error configuration parameter, Error Handling
exp, Mathematical Functions and Operators, Logarithmic Functions
EXPLAIN, Using EXPLAIN, EXPLAIN
export_data, Export and Import Functions
expression, Value Expressions
order of evaluation, Expression Evaluation Rules
syntax, Value Expressions
extending SQL, Extending SQL
extension, Packaging Related Objects into an Extension
externally maintained, Extensions
external_pid_file configuration parameter, File Locations
extract, Date/Time Functions and Operators, EXTRACT, date_part
extra_float_digits configuration parameter, Locale and Formatting

F

factorial, Mathematical Functions and Operators
failover, High Availability, Load Balancing, and Replication
false, Boolean Type
family, Network Address Functions and Operators
fast path, The Fast-Path Interface
fastupdate storage parameter, Index Storage Parameters
fdw_handler, Pseudo-Types
FETCH, FETCH
field
computed, Using Composite Types in Queries
field selection, Field Selection
file system mount points, Use of Secondary File Systems
fileclose, Legacy API
filecloseall, Legacy API
fileexists, Legacy API
filegetname, Legacy API
fileisopen, Legacy API
fileopen, Legacy API
file_fdw, file_fdw — access data files in the server's file system
fillfactor storage parameter, Index Storage Parameters, Storage Parameters
FILTER, Aggregate Expressions
first_value, Window Functions
float4 (see real)
float8 (see double precision)
floating point, Floating-Point Types
floating-point
display, Locale and Formatting
floor, Mathematical Functions and Operators, Numeric Functions
foreign data, Foreign Data
foreign data wrapper, Writing a Foreign Data Wrapper
handler for, Writing a Foreign Data Wrapper
foreign key, Foreign Keys, Foreign Keys
self-referential, Foreign Keys
foreign table, Foreign Data
format, String Functions and Operators, format
use in PL/pgSQL, Executing Dynamic Commands
formatting, Data Type Formatting Functions
format_type, System Catalog Information Functions
Free Space Map, Free Space Map
FreeBSD
IPC configuration, Shared Memory and Semaphores
shared library, Compiling and Linking Dynamically-Loaded Functions
start script, Starting the Database Server
freetemporary, Opening and Closing LOBs
from_collapse_limit configuration parameter, Other Planner Options
FSM (see Free Space Map)
fsm_page_contents, General Functions
fsync configuration parameter, Settings
full text search, Text Search Types, Text Search Types, Full Text Search
data types, Text Search Types
functions and operators, Text Search Types
full_page_writes configuration parameter, Settings
function, Table Functions, Functions and Operators, Statistics Information Functions, Functions, Polymorphic Types, User-Defined Functions, Query Language (SQL) Functions, Internal Functions, C-Language Functions
default values for arguments, SQL Functions with Default Values for Arguments
in the FROM clause, Table Functions
internal, Internal Functions
invocation, Function Calls
mixed notation, Using Mixed Notation
named argument, Arguments for SQL Functions
named notation, Using Named Notation
output parameter, SQL Functions with Output Parameters
polymorphic, Polymorphic Types
positional notation, Using Positional Notation
RETURNS TABLE, SQL Functions Returning TABLE
statistics, Statistics Information Functions
type resolution in an invocation, Functions
user-defined, User-Defined Functions, Query Language (SQL) Functions, C-Language Functions
in C, C-Language Functions
in SQL, Query Language (SQL) Functions
variadic, SQL Functions with Variable Numbers of Arguments
with SETOF, SQL Functions Returning Sets
functional dependency, The GROUP BY and HAVING Clauses
fuzzystrmatch, fuzzystrmatch — determine string similarities and distance

G

gcd, Mathematical Functions and Operators
gc_to_sec, Cube-Based Earth Distances
generated column, Generated Columns, Parameters, Parameters
in triggers, Overview of Trigger Behavior
generate_series, Set Returning Functions
generate_subscripts, Set Returning Functions
generic_plan_fuzz_factor configuration parameter, Planner Cost Constants
genetic query optimization, Genetic Query Optimizer
gen_random_bytes, Random-Data Functions
gen_random_uuid, UUID Functions, Random-Data Functions
gen_salt, gen_salt()
GEQO (see genetic query optimization)
geqo configuration parameter, Genetic Query Optimizer
geqo_effort configuration parameter, Genetic Query Optimizer
geqo_generations configuration parameter, Genetic Query Optimizer
geqo_pool_size configuration parameter, Genetic Query Optimizer
geqo_seed configuration parameter, Genetic Query Optimizer
geqo_selection_bias configuration parameter, Genetic Query Optimizer
geqo_threshold configuration parameter, Genetic Query Optimizer
getchunksize, Other Operations
getcontenttype, Other Operations
getlength, Reading LOBs
get_authentication, HTTP Responses
get_bit, Binary String Functions and Operators, Bit String Functions and Operators
get_byte, Binary String Functions and Operators
get_cookies, HTTP Cookies
get_cookie_count, HTTP Cookies
get_current_ts_config, Text Search Functions and Operators
get_detailed_excp_support, Session Settings
get_detailed_sqlcode, Error Conditions
get_detailed_sqlerrm, Error Conditions
get_diffreport, Differential Reports
get_exclude_users, Exclusion-List Management Functions
get_header, HTTP Responses
get_header_by_name, HTTP Responses
get_header_count, HTTP Responses
get_namespace, Functions
GET_QUEUE_TABLE, Queue Management Procedures
get_raw_page, General Functions
get_rebalance_progress function, Cluster Management And Repair Functions
get_rebalance_table_shards_plan function, Cluster Management And Repair Functions
get_report, Regular Reports
get_report_latest, Regular Reports
get_response, HTTP Responses
get_response_error_check, Session Settings
get_rules, Rule Management Functions
get_shard_id_for_distribution_column function, Metadata / Configuration Information
get_storage_limit, Reading LOBs
get_transfer_timeout, Session Settings
GIN (see index)
gin_clean_pending_list, Index Maintenance Functions
gin_fuzzy_search_limit configuration parameter, Other Defaults
gin_leafpage_items, GIN Functions
gin_metapage_info, GIN Functions
gin_page_opaque_info, GIN Functions
gin_pending_list_limit
configuration parameter, Statement Behavior
storage parameter, Index Storage Parameters
GiST (see index)
gist_page_items, GiST Functions
gist_page_items_bytea, GiST Functions
gist_page_opaque_info, GiST Functions
global data, Global Data in PL/Tcl
in PL/Python, Sharing Data
in PL/Tcl, Global Data in PL/Tcl
GRANT, Privileges, GRANT
GREATEST, GREATEST and LEAST, UNION, CASE, and Related Constructs
determination of result type, UNION, CASE, and Related Constructs
Gregorian calendar, History of Units
GROUP BY, Aggregate Functions, The GROUP BY and HAVING Clauses
grouping, The GROUP BY and HAVING Clauses
GROUPING, Aggregate Functions
GROUPING SETS, GROUPING SETS, CUBE, and ROLLUP
gssapi, Secure TCP/IP Connections with GSSAPI Encryption
GSSAPI, GSSAPI Authentication
with libpq, Parameter Key Words
gss_accept_delegation configuration parameter, Authentication
GUID, UUID Type

H

hash (see index)
hash_bitmap_info, Hash Functions
hash_mem_multiplier configuration parameter, Memory
hash_metapage_info, Hash Functions
hash_page_items, Hash Functions
hash_page_stats, Hash Functions
hash_page_type, Hash Functions
has_any_column_privilege, Access Privilege Inquiry Functions
has_column_privilege, Access Privilege Inquiry Functions
has_database_privilege, Access Privilege Inquiry Functions
has_foreign_data_wrapper_privilege, Access Privilege Inquiry Functions
has_function_privilege, Access Privilege Inquiry Functions
has_language_privilege, Access Privilege Inquiry Functions
has_parameter_privilege, Access Privilege Inquiry Functions
has_schema_privilege, Access Privilege Inquiry Functions
has_sequence_privilege, Access Privilege Inquiry Functions
has_server_privilege, Access Privilege Inquiry Functions
has_tablespace_privilege, Access Privilege Inquiry Functions
has_table_privilege, Access Privilege Inquiry Functions
has_type_privilege, Access Privilege Inquiry Functions
HAVING, Aggregate Functions, The GROUP BY and HAVING Clauses
hba_file configuration parameter, File Locations
head, Scalar Functions
heap_page_items, Heap Functions
heap_page_item_attrs, Heap Functions
heap_tuple_infomask_flags, Heap Functions
height, Geometric Functions and Operators
helo, utl_smtp Functions
help, utl_smtp Functions
hex format, Binary String Functions and Operators
hierarchical database, Concepts
high availability, High Availability, Load Balancing, and Replication
history, A Brief History of PostgreSQL
of PostgreSQL, A Brief History of PostgreSQL
hmac, hmac()
host, Network Address Functions and Operators
host name, Parameter Key Words
hostmask, Network Address Functions and Operators
hot standby, High Availability, Load Balancing, and Replication
hot_standby configuration parameter, Standby Servers
hot_standby_feedback configuration parameter, Standby Servers
hstore, hstore — hstore key/value datatype, hstore Operators and Functions
hstore_to_array, hstore Operators and Functions
hstore_to_json, hstore Operators and Functions
hstore_to_jsonb, hstore Operators and Functions
hstore_to_jsonb_loose, hstore Operators and Functions
hstore_to_json_loose, hstore Operators and Functions
hstore_to_matrix, hstore Operators and Functions
huge_pages configuration parameter, Memory
huge_pages_status configuration parameter, Preset Options
huge_page_size configuration parameter, Memory
Hunspell Dictionaries, Hunspell Dictionaries Modules
hypopg, Manipulate Hypothetical Indexes
hypopg.enabled configuration parameter, GUC Parameters
hypopg.use_real_oids configuration parameter, GUC Parameters
hypopg_create_index, Create a Hypothetical Index
hypopg_drop_index, Manipulate Hypothetical Indexes
hypopg_get_indexdef, Manipulate Hypothetical Indexes
hypopg_hidden_indexes, Hypothetically Hide Existing Indexes
hypopg_hide_index, Hypothetically Hide Existing Indexes
hypopg_relation_size, Manipulate Hypothetical Indexes
hypopg_reset, Manipulate Hypothetical Indexes
hypopg_unhide_all_index, Hypothetically Hide Existing Indexes
hypopg_unhide_index, Hypothetically Hide Existing Indexes
hypothetical-set aggregate
built-in, Aggregate Functions

I

icount, intarray Functions and Operators
ICU, Locale Providers, Managing Collations, Parameters, Parameters
icu_unicode_version, Version Information Functions
icu_validation_level configuration parameter, Locale and Formatting
id, Scalar Functions
ident, Ident Authentication
identifier, Identifiers and Key Words
length, Identifiers and Key Words
syntax of, Identifiers and Key Words
IDENTIFY_SYSTEM, Streaming Replication Protocol
identity column, Identity Columns
ident_file configuration parameter, File Locations
idle_in_transaction_session_timeout configuration parameter, Statement Behavior
idle_session_timeout configuration parameter, Statement Behavior
idx, intarray Functions and Operators
IFNULL, COALESCE
ignore_checksum_failure configuration parameter, Developer Options
ignore_invalid_pages configuration parameter, Developer Options
ignore_system_indexes configuration parameter, Developer Options
IMMUTABLE, Function Volatility Categories
IMPORT FOREIGN SCHEMA, IMPORT FOREIGN SCHEMA
import(), Conversion Functions
import_data, Export and Import Functions
IN, Subquery Expressions, Row and Array Comparisons
INCLUDE
in index definitions, Index-Only Scans and Covering Indexes
include
in configuration file, Managing Configuration File Contents
include_dir
in configuration file, Managing Configuration File Contents
include_if_exists
in configuration file, Managing Configuration File Contents
index, Indexes, Multicolumn Indexes, Indexes and ORDER BY, Combining Multiple Indexes, Unique Indexes, Indexes on Expressions, Partial Indexes, Index-Only Scans and Covering Indexes, Index-Only Scans and Covering Indexes, Examining Index Usage, Preferred Index Types for Text Search, Preferred Index Types for Text Search, Locking and Indexes, Interfacing Extensions to Indexes, Building Indexes Concurrently, Rebuilding Indexes Concurrently, Operators and Functions
and ORDER BY, Indexes and ORDER BY
B-Tree, B-Tree, B-Tree Indexes
BRIN, BRIN, BRIN Indexes
building concurrently, Building Indexes Concurrently
combining multiple indexes, Combining Multiple Indexes
covering, Index-Only Scans and Covering Indexes
examining usage, Examining Index Usage
on expressions, Indexes on Expressions
for user-defined data type, Interfacing Extensions to Indexes
GIN, GIN, Preferred Index Types for Text Search, GIN Indexes
text search, Preferred Index Types for Text Search
GiST, GiST, Preferred Index Types for Text Search, GiST Indexes
text search, Preferred Index Types for Text Search
hash, Hash
Hash, Hash Indexes
index-only scans, Index-Only Scans and Covering Indexes
locks, Locking and Indexes
multicolumn, Multicolumn Indexes
partial, Partial Indexes
rebuilding concurrently, Rebuilding Indexes Concurrently
SP-GiST, SP-GiST, SP-GiST Indexes
unique, Unique Indexes
Index Access Method, Index Access Method Interface Definition
index scan, Planner Method Configuration
index-only scan, Index-Only Scans and Covering Indexes
indexam
Index Access Method, Index Access Method Interface Definition
index_am_handler, Pseudo-Types
inet (data type), inet
inet_client_addr, Session Information Functions
inet_client_port, Session Information Functions
inet_merge, Network Address Functions and Operators
inet_same_family, Network Address Functions and Operators
inet_server_addr, Session Information Functions
inet_server_port, Session Information Functions
infinity
floating point, Floating-Point Types
numeric (data type), Arbitrary Precision Numbers
information schema, The Information Schema
inheritance, Inheritance, Inheritance
initcap, String Functions and Operators
initdb, Creating a Database Cluster, initdb
Initialization Fork, The Initialization Fork
initplan, EXPLAIN Basics
input function, User-Defined Types
INSERT, Populating a Table With Rows, Inserting Data, Returning Data from Modified Rows, INSERT
RETURNING, Returning Data from Modified Rows
inserting, Inserting Data
INSERT_MESSAGE, Procedures for Inserting Messages
instr, Reading LOBs
instr function, Appendix
int2 (see smallint)
int4 (see integer)
int8 (see bigint)
intagg, intagg — integer aggregator and enumerator
intarray, intarray — manipulate arrays of integers
integer, Numeric Constants, Integer Types
integer_datetimes configuration parameter, Preset Options
interfaces
externally maintained, Client Interfaces
internal, Pseudo-Types
INTERSECT, Combining Queries (UNION, INTERSECT, EXCEPT)
interval, Date/Time Types, Interval Input
output format, Interval Output
(see also formatting)
IntervalStyle configuration parameter, Locale and Formatting
intset, intarray Functions and Operators
int_array_aggregate, Functions
int_array_enum, Functions
inverse distribution, Aggregate Functions
in_hot_standby configuration parameter, Preset Options
in_memory.in_memory_page_stats(), Functions
in_memory.shared_pool_size in-memory parameter, Configuration Variables
in_memory.undo_size in-memory parameter, Configuration Variables
in_range support functions, B-Tree Support Functions
io_combine_limit configuration parameter, Asynchronous Behavior
IS DISTINCT FROM, Comparison Functions and Operators, Row and Array Comparisons
IS DOCUMENT, IS DOCUMENT
IS FALSE, Comparison Functions and Operators
IS JSON, Processing and Creating JSON Data
IS NOT DISTINCT FROM, Comparison Functions and Operators, Row and Array Comparisons
IS NOT DOCUMENT, IS NOT DOCUMENT
IS NOT FALSE, Comparison Functions and Operators
IS NOT NULL, Comparison Functions and Operators
IS NOT TRUE, Comparison Functions and Operators
IS NOT UNKNOWN, Comparison Functions and Operators
IS NULL, Comparison Functions and Operators, Platform and Client Compatibility
IS TRUE, Comparison Functions and Operators
IS UNKNOWN, Comparison Functions and Operators
isclosed, Geometric Functions and Operators
isempty, Range/Multirange Functions and Operators
isfinite, Date/Time Functions and Operators
isn, isn — data types for international standard numbers (ISBN, EAN, UPC, etc.)
ISNULL, Comparison Functions and Operators
isn_weak, Functions and Operators
isolate_tenant_to_new_shard function, Cluster Management And Repair Functions
isopen, Geometric Functions and Operators, Opening and Closing LOBs
is_array_ref
in PL/Perl, Utility Functions in PL/Perl
is_valid, Functions and Operators

J

JIT, Just-in-Time Compilation (JIT)
jit configuration parameter, Other Planner Options
jit_above_cost configuration parameter, Planner Cost Constants
jit_debugging_support configuration parameter, Developer Options
jit_dump_bitcode configuration parameter, Developer Options
jit_expressions configuration parameter, Developer Options
jit_inline_above_cost configuration parameter, Planner Cost Constants
jit_optimize_above_cost configuration parameter, Planner Cost Constants
jit_profiling_support configuration parameter, Developer Options
jit_provider configuration parameter, Shared Library Preloading
jit_tuple_deforming configuration parameter, Developer Options
join, Joins Between Tables, Joined Tables, Controlling the Planner with Explicit JOIN Clauses
controlling the order, Controlling the Planner with Explicit JOIN Clauses
cross, Joined Tables
left, Joined Tables
natural, Joined Tables
outer, Joins Between Tables, Joined Tables
right, Joined Tables
self, Joins Between Tables
join_collapse_limit configuration parameter, Other Planner Options
JSON, JSON Types, JSON Functions and Operators
functions and operators, JSON Functions and Operators
json constructor, Processing and Creating JSON Data
JSONB, JSON Types
jsonb
containment, jsonb Containment and Existence
existence, jsonb Containment and Existence
indexes on, jsonb Indexing
jsonb_agg, Aggregate Functions
jsonb_agg_strict, Aggregate Functions
jsonb_array_elements, Processing and Creating JSON Data
jsonb_array_elements_text, Processing and Creating JSON Data
jsonb_array_length, Processing and Creating JSON Data
jsonb_build_array, Processing and Creating JSON Data
jsonb_build_object, Processing and Creating JSON Data
jsonb_each, Processing and Creating JSON Data
jsonb_each_text, Processing and Creating JSON Data
jsonb_extract_path, Processing and Creating JSON Data
jsonb_extract_path_text, Processing and Creating JSON Data
jsonb_insert, Processing and Creating JSON Data
jsonb_object, Processing and Creating JSON Data
jsonb_object_agg, Aggregate Functions
jsonb_object_agg_strict, Aggregate Functions
jsonb_object_agg_unique, Aggregate Functions
jsonb_object_agg_unique_strict, Aggregate Functions
jsonb_object_keys, Processing and Creating JSON Data
jsonb_path_exists, Processing and Creating JSON Data
jsonb_path_exists_tz, Processing and Creating JSON Data
jsonb_path_match, Processing and Creating JSON Data
jsonb_path_match_tz, Processing and Creating JSON Data
jsonb_path_query, Processing and Creating JSON Data
jsonb_path_query_array, Processing and Creating JSON Data
jsonb_path_query_array_tz, Processing and Creating JSON Data
jsonb_path_query_first, Processing and Creating JSON Data
jsonb_path_query_first_tz, Processing and Creating JSON Data
jsonb_path_query_tz, Processing and Creating JSON Data
jsonb_populate_record, Processing and Creating JSON Data
jsonb_populate_recordset, Processing and Creating JSON Data
jsonb_populate_record_valid, Processing and Creating JSON Data
jsonb_pretty, Processing and Creating JSON Data
jsonb_set, Processing and Creating JSON Data
jsonb_set_lax, Processing and Creating JSON Data
jsonb_strip_nulls, Processing and Creating JSON Data
jsonb_to_record, Processing and Creating JSON Data
jsonb_to_recordset, Processing and Creating JSON Data
jsonb_to_tsvector, Text Search Functions and Operators
jsonb_typeof, Processing and Creating JSON Data
jsonpath, jsonpath Type
json_agg, Aggregate Functions
json_agg_strict, Aggregate Functions
json_array, Processing and Creating JSON Data
json_arrayagg, Aggregate Functions
json_array_elements, Processing and Creating JSON Data
json_array_elements_text, Processing and Creating JSON Data
json_array_length, Processing and Creating JSON Data
json_build_array, Processing and Creating JSON Data
json_build_object, Processing and Creating JSON Data
json_each, Processing and Creating JSON Data
json_each_text, Processing and Creating JSON Data
json_exists, SQL/JSON Query Functions
json_extract_path, Processing and Creating JSON Data
json_extract_path_text, Processing and Creating JSON Data
json_object, Processing and Creating JSON Data
json_objectagg, Aggregate Functions
json_object_agg, Aggregate Functions
json_object_agg_strict, Aggregate Functions
json_object_agg_unique, Aggregate Functions
json_object_agg_unique_strict, Aggregate Functions
json_object_keys, Processing and Creating JSON Data
json_populate_record, Processing and Creating JSON Data
json_populate_recordset, Processing and Creating JSON Data
json_query, SQL/JSON Query Functions
json_scalar, Processing and Creating JSON Data
json_strip_nulls, Processing and Creating JSON Data
json_table, JSON_TABLE
json_to_record, Processing and Creating JSON Data
json_to_recordset, Processing and Creating JSON Data
json_to_tsvector, Text Search Functions and Operators
json_typeof, Processing and Creating JSON Data
json_value, SQL/JSON Query Functions
Julian date, Julian Dates
Just-In-Time compilation (see JIT)
justify_days, Date/Time Functions and Operators
justify_hours, Date/Time Functions and Operators
justify_interval, Date/Time Functions and Operators

K

keep_baseline, Baseline Management Functions
key word, Identifiers and Key Words, SQL Key Words
list of, SQL Key Words
syntax of, Identifiers and Key Words
keys, List Functions
krb_caseins_users configuration parameter, Authentication
krb_server_keyfile configuration parameter, Authentication

L

label (see alias)
labels, List Functions
lag, Window Functions
language_handler, Pseudo-Types
large object, Large Objects
last, Scalar Functions
lastval, Sequence Manipulation Functions
last_reply, utl_smtp Functions
last_value, Window Functions
LATERAL, LATERAL Subqueries
in the FROM clause, LATERAL Subqueries
latitude, Cube-Based Earth Distances
lca, Operators and Functions
lcm, Mathematical Functions and Operators
lc_collate configuration parameter, Preset Options
lc_ctype configuration parameter, Preset Options
lc_messages configuration parameter, Locale and Formatting
lc_monetary configuration parameter, Locale and Formatting
lc_numeric configuration parameter, Locale and Formatting
lc_time configuration parameter, Locale and Formatting
LDAP, LDAP Authentication
LDAP connection parameter lookup, LDAP Lookup of Connection Parameters
lead, Window Functions
LEAST, GREATEST and LEAST, UNION, CASE, and Related Constructs
determination of result type, UNION, CASE, and Related Constructs
left, String Functions and Operators, String Functions
left join, Joined Tables
length, String Functions and Operators, Binary String Functions and Operators, Bit String Functions and Operators, Geometric Functions and Operators, Text Search Functions and Operators, Scalar Functions
of a binary string (see binary strings, length)
of a character string (see character string, length)
length(tsvector), Manipulating Documents
levenshtein, Levenshtein
levenshtein_less_equal, Levenshtein
libedit
in psql, Command-Line Editing
libpq, libpq — C Library, Pipeline Mode, Retrieving Query Results in Chunks, Retrieving Query Results in Chunks
chunked mode, Retrieving Query Results in Chunks
pipeline mode, Pipeline Mode
single-row mode, Retrieving Query Results in Chunks
libpq-fe.h, libpq — C Library, Connection Status Functions
libpq-int.h, Connection Status Functions
library initialization function, Dynamic Loading
LIKE, LIKE
and locales, Behavior
LIKE_REGEX, Differences from SQL Standard and XQuery, SQL/JSON Regular Expressions
in SQL/JSON, SQL/JSON Regular Expressions
LIMIT, LIMIT and OFFSET
line, Lines, Geometric Functions and Operators
line segment, Line Segments
linear regression, Aggregate Functions
Linux
IPC configuration, Shared Memory and Semaphores
shared library, Compiling and Linking Dynamically-Loaded Functions
start script, Starting the Database Server
LISTEN, LISTEN
listen_addresses configuration parameter, Connection Settings
ll_to_earth, Cube-Based Earth Distances
ln, Mathematical Functions and Operators
lo, lo — manage large objects
LOAD, LOAD
load balancing, High Availability, Load Balancing, and Replication
loadblobfromfile, Other Operations
loadclobfromfile, Other Operations
loadfromfile, Legacy API
locale, Creating a Database Cluster, Locale Support
localtime, Date/Time Functions and Operators
localtimestamp, Date/Time Functions and Operators
local_preload_libraries configuration parameter, Shared Library Preloading
lock, Explicit Locking, Advisory Locks, Viewing Locks
advisory, Advisory Locks
monitoring, Viewing Locks
LOCK, Table-Level Locks, LOCK
lock_timeout configuration parameter, Statement Behavior
log, Mathematical Functions and Operators, Logarithmic Functions
log shipping, High Availability, Load Balancing, and Replication
log10, Mathematical Functions and Operators, Logarithmic Functions
log2_num_lock_partitions configuration parameter, Lock Management
Logging
current_logfiles file and the pg_current_logfile function, Session Information Functions
pg_current_logfile function, Session Information Functions
logging_collector configuration parameter, Where to Log
Logical Decoding, Logical Decoding, Logical Decoding
logical_decoding_work_mem configuration parameter, Memory
login privilege, Role Attributes
log_autovacuum_min_duration
configuration parameter, What to Log
storage parameter, Storage Parameters
log_btree_build_stats configuration parameter, Developer Options
log_checkpoints configuration parameter, What to Log
log_connections configuration parameter, What to Log
log_destination configuration parameter, Where to Log
log_directory configuration parameter, Where to Log
log_disconnections configuration parameter, What to Log
log_duration configuration parameter, What to Log
log_error_verbosity configuration parameter, What to Log
log_executor_stats configuration parameter, Statistics Monitoring
log_filename configuration parameter, Where to Log
log_file_mode configuration parameter, Where to Log
log_hostname configuration parameter, What to Log
log_line_prefix configuration parameter, What to Log
log_lock_waits configuration parameter, What to Log
log_min_duration_sample configuration parameter, When to Log
log_min_duration_statement configuration parameter, When to Log
log_min_error_statement configuration parameter, When to Log
log_min_messages configuration parameter, When to Log
log_next_xid_assign_threshold configuration parameter, What to Log
log_parameter_max_length configuration parameter, What to Log
log_parameter_max_length_on_error configuration parameter, What to Log
log_parser_stats configuration parameter, Statistics Monitoring
log_planner_stats configuration parameter, Statistics Monitoring
log_recovery_conflict_waits configuration parameter, What to Log
log_replication_commands configuration parameter, What to Log
log_rotation_age configuration parameter, Where to Log
log_rotation_size configuration parameter, Where to Log
log_startup_progress_interval configuration parameter, When to Log
log_statement configuration parameter, What to Log
log_statement_sample_rate configuration parameter, When to Log
log_statement_stats configuration parameter, Statistics Monitoring
log_temp_files configuration parameter, What to Log
log_timezone configuration parameter, What to Log
log_transaction_sample_rate configuration parameter, When to Log
log_truncate_on_rotation configuration parameter, Where to Log
longitude, Cube-Based Earth Distances
looks_like_number
in PL/Perl, Utility Functions in PL/Perl
loop, Simple Loops
in PL/pgSQL, Simple Loops
lower, String Functions and Operators, Range/Multirange Functions and Operators
and locales, Behavior
lower_inc, Range/Multirange Functions and Operators
lower_inf, Range/Multirange Functions and Operators
lo_close, Closing a Large Object Descriptor
lo_compat_privileges configuration parameter, Previous Postgres Pro Versions
lo_creat, Creating a Large Object, Server-Side Functions
lo_create, Creating a Large Object
lo_export, Exporting a Large Object, Server-Side Functions
lo_from_bytea, Server-Side Functions
lo_get, Server-Side Functions
lo_import, Importing a Large Object, Server-Side Functions
lo_import_with_oid, Importing a Large Object
lo_lseek, Seeking in a Large Object
lo_lseek64, Seeking in a Large Object
lo_open, Opening an Existing Large Object
lo_put, Server-Side Functions
lo_read, Reading Data from a Large Object
lo_tell, Obtaining the Seek Position of a Large Object
lo_tell64, Obtaining the Seek Position of a Large Object
lo_truncate, Truncating a Large Object
lo_truncate64, Truncating a Large Object
lo_unlink, Removing a Large Object, Server-Side Functions
lo_write, Writing Data to a Large Object
lpad, String Functions and Operators
lseg, Line Segments, Geometric Functions and Operators
LSN, WAL Internals
ltree, ltree — hierarchical tree-like data type
ltree2text, Operators and Functions
ltrim, String Functions and Operators, Binary String Functions and Operators
lTrim, String Functions
lwlock_shared_limit configuration parameter, Lock Management

M

MAC address (see macaddr)
MAC address (EUI-64 format) (see macaddr)
macaddr (data type), macaddr
macaddr8 (data type), macaddr8
macaddr8_set7bit, Network Address Functions and Operators
macOS
IPC configuration, Shared Memory and Semaphores
shared library, Compiling and Linking Dynamically-Loaded Functions
magic block, Dynamic Loading
mail, utl_smtp Functions
maintenance, Routine Database Maintenance Tasks
maintenance_io_concurrency configuration parameter, Asynchronous Behavior
maintenance_work_mem configuration parameter, Memory
makeaclitem, Access Privilege Inquiry Functions
make_date, Date/Time Functions and Operators
make_interval, Date/Time Functions and Operators
make_time, Date/Time Functions and Operators
make_timestamp, Date/Time Functions and Operators
make_timestamptz, Date/Time Functions and Operators
make_valid, Functions and Operators
mamonsu, mamonsu
masklen, Network Address Functions and Operators
materialized view, Materialized Views
implementation through rules, Materialized Views
materialized views, pg_matviews
max, Aggregate Functions, Aggregation Functions
max_autonomous_transactions configuration parameter, Memory
max_backend_memory configuration parameter, Disk
max_connections configuration parameter, Connection Settings
max_files_per_process configuration parameter, Kernel Resource Usage
max_function_args configuration parameter, Preset Options
max_identifier_length configuration parameter, Preset Options
max_index_keys configuration parameter, Preset Options
max_locks_per_transaction configuration parameter, Lock Management
max_logical_replication_workers configuration parameter, Subscribers
max_notify_queue_pages configuration parameter, Disk
max_parallel_apply_workers_per_subscription configuration parameter, Subscribers
max_parallel_maintenance_workers configuration parameter, Asynchronous Behavior
max_parallel_workers configuration parameter, Asynchronous Behavior
max_parallel_workers_per_gather configuration parameter, Asynchronous Behavior
max_pred_locks_per_page configuration parameter, Lock Management
max_pred_locks_per_relation configuration parameter, Lock Management
max_pred_locks_per_transaction configuration parameter, Lock Management
max_prepared_transactions configuration parameter, Memory
max_replication_slots configuration parameter
in a sending server, Sending Servers
in a subscriber, Subscribers
max_slot_wal_keep_size configuration parameter, Sending Servers
max_stack_depth configuration parameter, Memory
max_standby_archive_delay configuration parameter, Standby Servers
max_standby_streaming_delay configuration parameter, Standby Servers
max_sync_workers_per_subscription configuration parameter, Subscribers
max_wal_senders configuration parameter, Sending Servers
max_wal_size configuration parameter, Checkpoints
max_worker_processes configuration parameter, Asynchronous Behavior
md5, String Functions and Operators, Binary String Functions and Operators
MD5, Password Authentication
median, Aggregate Expressions
(see also percentile)
memory context
in SPI, Memory Management
memory overcommit, Linux Memory Overcommit
MERGE, Returning Data from Modified Rows, MERGE
RETURNING, Returning Data from Modified Rows, Merge Support Functions
merge_action, Merge Support Functions
metaphone, Metaphone
min, Aggregate Functions, Aggregation Functions
min_dynamic_shared_memory configuration parameter, Memory
min_parallel_index_scan_size configuration parameter, Planner Cost Constants
min_parallel_table_scan_size configuration parameter, Planner Cost Constants
min_scale, Mathematical Functions and Operators
min_wal_size configuration parameter, Checkpoints
mod, Mathematical Functions and Operators
mode
statistical, Aggregate Functions
monitoring, Monitoring Database Activity
database activity, Monitoring Database Activity
MOVE, MOVE
moving-aggregate mode, Moving-Aggregate Mode
mtm.add_node, Functions
mtm.alter_sequences, Functions
mtm.check_query, Functions
mtm.drop_node, Functions
mtm.free_snapshots, Functions
mtm.get_snapshots, Functions
mtm.init_cluster, Functions
mtm.join_node, Functions
mtm.make_table_local, Functions
mtm.nodes(), Functions
mtm.status(), Functions
multimaster.binary_basetypes, Configuration Parameters
multimaster.break_connection, Configuration Parameters
multimaster.catchup_algorithm, Configuration Parameters
multimaster.connect_timeout, Configuration Parameters
multimaster.deadlock_prevention, Configuration Parameters
multimaster.enable_async_3pc_on_catchup, Configuration Parameters
multimaster.heartbeat_recv_timeout, Configuration Parameters
multimaster.heartbeat_send_timeout, Configuration Parameters
multimaster.ignore_tables_without_pk, Configuration Parameters
multimaster.max_tx_delay_on_slow_catchup, Configuration Parameters
multimaster.max_workers, Configuration Parameters
multimaster.monotonic_sequences, Configuration Parameters
multimaster.parallel_catchup_workers, Configuration Parameters
multimaster.referee_connstring, Configuration Parameters
multimaster.remote_functions, Configuration Parameters
multimaster.syncpoint_interval, Configuration Parameters
multimaster.trans_spill_threshold, Configuration Parameters
multimaster.tx_delay_on_slow_catchup, Configuration Parameters
multimaster.wait_peer_commits, Configuration Parameters
multirange (function), Range/Multirange Functions and Operators
multirange type, Range Types
Multiversion Concurrency Control, Introduction
MultiXactId, Shrinking pg_multixact
multixact_member_buffers configuration parameter, Memory
multixact_offset_buffers configuration parameter, Memory
MVCC, Introduction
mxid_age, Transaction ID and Snapshot Information Functions

N

name, Identifiers and Key Words
qualified, Creating a Schema
syntax of, Identifiers and Key Words
unqualified, The Schema Search Path
NaN (see not a number)
natural join, Joined Tables
negation, Logical Operators
NetBSD
IPC configuration, Shared Memory and Semaphores
shared library, Compiling and Linking Dynamically-Loaded Functions
start script, Starting the Database Server
netmask, Network Address Functions and Operators
network, Network Address Types, Network Address Functions and Operators
data types, Network Address Types
nextval, Sequence Manipulation Functions
NFS, NFS
nlevel, Operators and Functions
nodes, List Functions
non-durable, Non-Durable Settings
nonblocking connection, Database Connection Control Functions, Asynchronous Command Processing
nonrepeatable read, Transaction Isolation
noop, utl_smtp Functions
normalize, String Functions and Operators
normalized, String Functions and Operators
normal_rand, normal_rand
NOT (operator), Logical Operators
not a number
floating point, Floating-Point Types
numeric (data type), Arbitrary Precision Numbers
NOT IN, Subquery Expressions, Row and Array Comparisons
not-null constraint, Not-Null Constraints
notation, Calling Functions
functions, Calling Functions
notice processing, Notice Processing
in libpq, Notice Processing
notice processor, Notice Processing
notice receiver, Notice Processing
NOTIFY, Asynchronous Notification, NOTIFY
in libpq, Asynchronous Notification
notify_buffers configuration parameter, Memory
NOTNULL, Comparison Functions and Operators
now, Date/Time Functions and Operators
npoints, Geometric Functions and Operators
nth_value, Window Functions
ntile, Window Functions
null value
with check constraints, Check Constraints
comparing, Comparison Functions and Operators
default value, Default Values
in DISTINCT, DISTINCT
in libpq, Retrieving Query Result Information
in PL/Perl, PL/Perl Functions and Arguments
in PL/Python, Null, None
with unique constraints, Unique Constraints
NULLIF, NULLIF
nul_byte_replacement_on_import configuration parameter, Previous Postgres Pro Versions
number
constant, Numeric Constants
numeric, Numeric Constants
numeric (data type), Arbitrary Precision Numbers
numnode, Text Search Functions and Operators, Manipulating Queries
num_nonnulls, Comparison Functions and Operators
num_nulls, Comparison Functions and Operators
NVL, COALESCE

O

object identifier, Object Identifier Types
data type, Object Identifier Types
object-oriented database, Concepts
obj_description, Comment Information Functions
OCCURRENCES_REGEX, Differences from SQL Standard and XQuery
octet_length, String Functions and Operators, Binary String Functions and Operators, Bit String Functions and Operators
OFFSET, LIMIT and OFFSET
oid, Object Identifier Types
OID
in libpq, Retrieving Other Result Information
oid2name, oid2name
ON CONFLICT, INSERT
ONLY, The FROM Clause
OOM, Linux Memory Overcommit
open, Opening and Closing LOBs
OpenBSD
IPC configuration, Shared Memory and Semaphores
shared library, Compiling and Linking Dynamically-Loaded Functions
start script, Starting the Database Server
open_connection, utl_smtp Functions
open_data, utl_smtp Functions
operator, Operators, Operator Precedence, Functions and Operators, Logical Operators, Operators, User-Defined Operators
invocation, Operator Invocations
logical, Logical Operators
precedence, Operator Precedence
syntax, Operators
type resolution in an invocation, Operators
user-defined, User-Defined Operators
operator class, Operator Classes and Operator Families, Index Methods and Operator Classes
operator family, Operator Classes and Operator Families, Operator Classes and Operator Families
optimization information, Function Optimization Information, Operator Optimization Information
for functions, Function Optimization Information
for operators, Operator Optimization Information
OR (operator), Logical Operators
Oracle, Porting from Oracle PL/SQL
porting from PL/SQL to PL/pgSQL, Porting from Oracle PL/SQL
ORDER BY, Querying a Table, Sorting Rows (ORDER BY)
and locales, Behavior
ordered-set aggregate, Aggregate Expressions
built-in, Aggregate Functions
ordering operator, System Dependencies on Operator Classes
ordinality, Set Returning Functions
outer join, Joined Tables
output function, User-Defined Types
OVER clause, Window Function Calls
overcommit, Linux Memory Overcommit
OVERLAPS, Date/Time Functions and Operators
overlay, String Functions and Operators, Binary String Functions and Operators, Bit String Functions and Operators
overloading, Function Overloading
functions, Function Overloading
operators, User-Defined Operators
owner, Privileges

P

packages, Packages
in PL/pgSQL, Packages
pageinspect, pageinspect — low-level inspection of database pages
pages_per_range storage parameter, Index Storage Parameters
page_checksum, General Functions
page_header, General Functions
page_repair configuration parameter, Sending Servers
palloc, Writing Code
PAM, PAM Authentication
parallel query, Parallel Query
parallel_leader_participation configuration parameter, Asynchronous Behavior
parallel_setup_cost configuration parameter, Planner Cost Constants
parallel_tuple_cost configuration parameter, Planner Cost Constants
parallel_workers storage parameter, Storage Parameters
parameter
syntax, Positional Parameters
parenthesis, Value Expressions
parse_ident, String Functions and Operators
partition pruning, Partition Pruning
partitioned table, Table Partitioning
partitioning, Table Partitioning
password, Role Attributes
authentication, Password Authentication
of the superuser, Creating a Database Cluster
password file, The Password File
passwordcheck, passwordcheck — verify password strength
password_encryption configuration parameter, Authentication
path, Geometric Functions and Operators
for schemas, Statement Behavior
path (data type), Paths
pattern matching, Pattern Matching
patterns
in psql and pg_dump, Patterns
pclose, Geometric Functions and Operators
peer, Peer Authentication
percentile
continuous, Aggregate Functions
discrete, Aggregate Functions
percentileCont, Aggregation Functions
percentileDisc, Aggregation Functions
percent_rank, Window Functions
hypothetical, Aggregate Functions
performance, Performance Tips
Perl, PL/Perl — Perl Procedural Language
permission (see privilege)
pfree, Writing Code
pg-setup, pg-setup
pg-wrapper, pg-wrapper
PGAPPNAME, Environment Variables
pgbadger, pgbadger
pgbench, pgbench
pgbouncer, pgbouncer
PGcancel, Obsolete Functions for Sending Cancel Requests
PGcancelConn, Functions for Sending Cancel Requests
PGCHANNELBINDING, Environment Variables
PGCLIENTENCODING, Environment Variables
PGconn, Database Connection Control Functions
PGCONNECT_TIMEOUT, Environment Variables
pgcrypto, pgcrypto — cryptographic functions
PGDATA, Creating a Database Cluster
PGDATABASE, Environment Variables
PGDATESTYLE, Environment Variables
PGEventProc, Event Callback Procedure
PGGEQO, Environment Variables
PGGSSDELEGATION, Environment Variables
PGGSSENCMODE, Environment Variables
PGGSSLIB, Environment Variables
PGHOST, Environment Variables
PGHOSTADDR, Environment Variables
PGKRBSRVNAME, Environment Variables
PGLOADBALANCEHOSTS, Environment Variables
PGLOCALEDIR, Environment Variables
PGOPTIONS, Environment Variables
PGPASSFILE, Environment Variables
PGPASSWORD, Environment Variables
PGPORT, Environment Variables
pgpro_build, Version Information Functions
pgpro_build configuration parameter, Preset Options
pgpro_controldata, pgpro_controldata
pgpro_edition, Version Information Functions
pgpro_edition configuration parameter, Preset Options
pgpro_multiplan, pgpro_multiplan — save a specific plan of a parameterized query for future usage
pgpro_pwr, pgpro_pwr — workload reports
pgpro_pwr.max configuration parameter, Setting Extension Parameters
pgpro_pwr.max_query_length configuration parameter, Setting Extension Parameters
pgpro_pwr.max_sample_age configuration parameter, Setting Extension Parameters
pgpro_pwr.statements_reset configuration parameter, Setting Extension Parameters
pgpro_pwr.track_sample_timings configuration parameter, Setting Extension Parameters
pgpro_queue, pgpro_queue — message queueing management
pgpro_queue.database_with_managed_retry configuration parameter, Configuration Parameters
pgpro_queue.launcher_database configuration parameter, Configuration Parameters
pgpro_queue.shared_retry_list_size configuration parameter, Configuration Parameters
pgpro_rp_backend_set_plan, Backend Plan Function
pgpro_rp_cleanup_roles_plans, Plan Assignment Functions
pgpro_rp_create_group, Plan Assignment Group Functions
pgpro_rp_create_group_role_plan, Plan Assignment Functions
pgpro_rp_create_plan, Plan Management Functions
pgpro_rp_create_role_plan, Plan Assignment Functions
pgpro_rp_delete_group, Plan Assignment Group Functions
pgpro_rp_delete_group_role_plan, Plan Assignment Functions
pgpro_rp_delete_plan, Plan Management Functions
pgpro_rp_delete_role_plan, Plan Assignment Functions
pgpro_rp_get_active_group, Plan Assignment Functions
pgpro_rp_get_plan, Plan Management Functions
pgpro_rp_get_plan_selection_function, Plan Selection Functions
pgpro_rp_invalidate_cache, Cache Functions
pgpro_rp_rename_group, Plan Assignment Group Functions
pgpro_rp_rename_plan, Plan Management Functions
pgpro_rp_set_active_group, Plan Assignment Functions
pgpro_rp_set_plan_selection_function, Plan Selection Functions
pgpro_rp_update_plan, Plan Management Functions
pgpro_rp_update_role_plan, Plan Assignment Functions
pgpro_scheduler, pgpro_scheduler — scheduling, monitoring and managing job execution
pgpro_stats, pgpro_stats — a means for tracking planning and execution statistics of all SQL statements executed by a server
pgpro_stats_create_pg_stat_kcache_compatible_views
function, Functions for Creating Views that Emulate Other Extensions
pgpro_stats_create_pg_stat_statements_compatible_views
function, Functions for Creating Views that Emulate Other Extensions
pgpro_stats_get_archiver
function, Functions
pgpro_stats_info, Functions
pgpro_stats_inval_status
function, The pgpro_stats_inval_status View
pgpro_stats_metrics
function, Functions
pgpro_stats_statements
function, Functions
pgpro_stats_statements_reset, Functions
pgpro_stats_totals
function, Functions
pgpro_stats_totals_reset, Functions
pgpro_stats_trace_delete
function, Session-Tracing Functions
pgpro_stats_trace_insert
function, Session-Tracing Functions
pgpro_stats_trace_reset
function, Session-Tracing Functions
pgpro_stats_trace_show
function, Session-Tracing Functions
pgpro_stats_trace_update
function, Session-Tracing Functions
pgpro_stats_vacuum_database
function, Functions
pgpro_stats_vacuum_indexes
function, Functions
pgpro_stats_vacuum_tables
function, Functions
pgpro_stats_wal_sender_crc_errors
function, Functions
pgpro_stat_get_wal_activity, Statistics Functions
pgpro_stat_wal_activity, Viewing Statistics, pgpro_stat_wal_activity
pgpro_usage.max configuration parameter , Configuration Parameters
pgpro_usage_get_last_reset_time, Support Functions
pgpro_usage_reset, Support Functions
pgpro_version, Version Information Functions
pgpro_version configuration parameter, Preset Options
pgp_armor_headers, pgp_armor_headers
pgp_key_id, pgp_key_id()
pgp_pub_decrypt, pgp_pub_decrypt()
pgp_pub_decrypt_bytea, pgp_pub_decrypt()
pgp_pub_encrypt, pgp_pub_encrypt()
pgp_pub_encrypt_bytea, pgp_pub_encrypt()
pgp_sym_decrypt, pgp_sym_decrypt()
pgp_sym_decrypt_bytea, pgp_sym_decrypt()
pgp_sym_encrypt, pgp_sym_encrypt()
pgp_sym_encrypt_bytea, pgp_sym_encrypt()
PGREQUIREAUTH, Environment Variables
PGREQUIREPEER, Environment Variables
PGREQUIRESSL, Environment Variables
PGresult, Main Functions
PGREUSEPASS, Environment Variables
pgrowlocks, pgrowlocks — show a table's row locking information, Overview
PGSERVICE, Environment Variables
PGSERVICEFILE, Environment Variables
PGSSLCERT, Environment Variables
PGSSLCERTMODE, Environment Variables
PGSSLCOMPRESSION, Environment Variables
PGSSLCRL, Environment Variables
PGSSLCRLDIR, Environment Variables
PGSSLKEY, Environment Variables
PGSSLMAXPROTOCOLVERSION, Environment Variables
PGSSLMINPROTOCOLVERSION, Environment Variables
PGSSLMODE, Environment Variables
PGSSLNEGOTIATION, Environment Variables
PGSSLROOTCERT, Environment Variables
PGSSLSNI, Environment Variables
pgstatginindex, Functions
pgstathashindex, Functions
pgstatindex, Functions
pgstattuple, pgstattuple — obtain tuple-level statistics, Functions
pgstattuple_approx, Functions
PGSYSCONFDIR, Environment Variables
PGTARGETSESSIONATTRS, Environment Variables
PGTZ, Environment Variables
PGUSER, Environment Variables
pgxs, Extension Building Infrastructure
pg_advisory_lock, Advisory Lock Functions
pg_advisory_lock_shared, Advisory Lock Functions
pg_advisory_unlock, Advisory Lock Functions
pg_advisory_unlock_all, Advisory Lock Functions
pg_advisory_unlock_shared, Advisory Lock Functions
pg_advisory_xact_lock, Advisory Lock Functions
pg_advisory_xact_lock_shared, Advisory Lock Functions
pg_aggregate, pg_aggregate
pg_am, pg_am
pg_amcheck, pg_amcheck
pg_amop, pg_amop
pg_amproc, pg_amproc
pg_archivecleanup, pg_archivecleanup
pg_attrdef, pg_attrdef
pg_attribute, pg_attribute
pg_authid, pg_authid
pg_auth_members, pg_auth_members
pg_autoprepared_statements, pg_autoprepared_statements
pg_available_extensions, pg_available_extensions
pg_available_extension_versions, pg_available_extension_versions
pg_available_wal_summaries, WAL Summarization Information Functions
pg_backend_get_config_value, Configuration Settings Functions
pg_backend_load_library, Configuration Settings Functions
pg_backend_memory_contexts, pg_backend_memory_contexts
pg_backend_pid, Session Information Functions
pg_backend_set_config, Configuration Settings Functions
pg_backup_start, Backup Control Functions
pg_backup_stop, Backup Control Functions
pg_basebackup, pg_basebackup
pg_basetype, System Catalog Information Functions
pg_blocking_pids, Session Information Functions
pg_buffercache, pg_buffercache — inspect Postgres Pro buffer cache state
pg_buffercache_evict, pg_buffercache — inspect Postgres Pro buffer cache state
pg_buffercache_pages, pg_buffercache — inspect Postgres Pro buffer cache state
pg_buffercache_summary, pg_buffercache — inspect Postgres Pro buffer cache state
pg_cancel_backend, Server Signaling Functions
pg_cast, pg_cast
pg_char_to_encoding, System Catalog Information Functions
pg_checksums, pg_checksums
pg_class, pg_class
pg_client_encoding, String Functions and Operators
pg_collation, pg_collation
pg_collation_actual_version, Database Object Management Functions
pg_collation_is_visible, Schema Visibility Inquiry Functions
PG_COLOR, When Color is Used
PG_COLORS, Configuring the Colors
pg_column_compression, Database Object Management Functions
pg_column_size, Database Object Management Functions
pg_column_toast_chunk_id, Database Object Management Functions
pg_combinebackup, pg_combinebackup
pg_config, pg_config, pg_config
with ecpg, Processing Embedded SQL Programs
with libpq, Building libpq Programs
with user-defined C functions, Writing Code
pg_conf_load_time, Session Information Functions
pg_constraint, pg_constraint
pg_controldata, pg_controldata
pg_control_checkpoint, Control Data Functions
pg_control_init, Control Data Functions
pg_control_recovery, Control Data Functions
pg_control_system, Control Data Functions
pg_conversion, pg_conversion
pg_conversion_is_visible, Schema Visibility Inquiry Functions
pg_copy_logical_replication_slot, Replication Management Functions
pg_copy_physical_replication_slot, Replication Management Functions
pg_createsubscriber, pg_createsubscriber
pg_create_logical_replication_slot, Replication Management Functions
pg_create_physical_replication_slot, Replication Management Functions
pg_create_restore_point, Backup Control Functions
pg_ctl, Creating a Database Cluster, Starting the Database Server, pg_ctl
pg_current_logfile, Session Information Functions
pg_current_snapshot, Transaction ID and Snapshot Information Functions
pg_current_wal_flush_lsn, Backup Control Functions
pg_current_wal_insert_lsn, Backup Control Functions
pg_current_wal_lsn, Backup Control Functions
pg_current_xact_id, Transaction ID and Snapshot Information Functions
pg_current_xact_id_if_assigned, Transaction ID and Snapshot Information Functions
pg_cursors, pg_cursors
pg_database, Template Databases, pg_database
pg_database_collation_actual_version, Database Object Management Functions
pg_database_size, Database Object Management Functions
pg_db_role_setting, pg_db_role_setting
pg_ddl_command, Pseudo-Types
pg_default_acl, pg_default_acl
pg_depend, pg_depend
pg_describe_object, Object Information and Addressing Functions
pg_description, pg_description
pg_diagdump, Troubleshooting Functions
pg_drop_replication_slot, Replication Management Functions
pg_dump, pg_dump
pg_dumpall, pg_dumpall
use during upgrade, Upgrading Data via pg_dumpall
pg_encoding_to_char, System Catalog Information Functions
pg_enum, pg_enum
pg_event_trigger, pg_event_trigger
pg_event_trigger_ddl_commands, Capturing Changes at Command End
pg_event_trigger_dropped_objects, Processing Objects Dropped by a DDL Command
pg_event_trigger_table_rewrite_oid, Handling a Table Rewrite Event
pg_event_trigger_table_rewrite_reason, Handling a Table Rewrite Event
pg_export_snapshot, Snapshot Synchronization Functions
pg_extension, pg_extension
pg_extension_config_dump, Extension Configuration Tables
pg_filedump, pg_filedump
pg_filenode_relation, Database Object Management Functions
pg_file_settings, pg_file_settings
pg_foreign_data_wrapper, pg_foreign_data_wrapper
pg_foreign_server, pg_foreign_server
pg_foreign_table, pg_foreign_table
pg_freespace, Functions
pg_freespacemap, pg_freespacemap — examine the free space map
pg_function_is_visible, Schema Visibility Inquiry Functions
pg_get_catalog_foreign_keys, System Catalog Information Functions
pg_get_constraintdef, System Catalog Information Functions
pg_get_expr, System Catalog Information Functions
pg_get_functiondef, System Catalog Information Functions
pg_get_function_arguments, System Catalog Information Functions
pg_get_function_identity_arguments, System Catalog Information Functions
pg_get_function_result, System Catalog Information Functions
pg_get_indexdef, System Catalog Information Functions
pg_get_keywords, System Catalog Information Functions
pg_get_object_address, Object Information and Addressing Functions
pg_get_partkeydef, System Catalog Information Functions
pg_get_ruledef, System Catalog Information Functions
pg_get_serial_sequence, System Catalog Information Functions
pg_get_statisticsobjdef, System Catalog Information Functions
pg_get_triggerdef, System Catalog Information Functions
pg_get_userbyid, System Catalog Information Functions
pg_get_viewdef, System Catalog Information Functions
pg_get_wal_replay_pause_state, Recovery Control Functions
pg_get_wal_resource_managers, Recovery Control Functions
pg_get_wal_summarizer_state, WAL Summarization Information Functions
pg_group, pg_group
pg_has_role, Access Privilege Inquiry Functions
pg_hba.conf, The pg_hba.conf File
pg_hba_file_rules, pg_hba_file_rules
pg_ident.conf, User Name Maps
pg_identify_object, Object Information and Addressing Functions
pg_identify_object_as_address, Object Information and Addressing Functions
pg_ident_file_mappings, pg_ident_file_mappings
pg_import_system_collations, Database Object Management Functions
pg_index, pg_index
pg_indexam_has_property, System Catalog Information Functions
pg_indexes, pg_indexes
pg_indexes_size, Database Object Management Functions
pg_index_column_has_property, System Catalog Information Functions
pg_index_has_property, System Catalog Information Functions
pg_inherits, pg_inherits
pg_init_privs, pg_init_privs
pg_input_error_info, Data Validity Checking Functions
pg_input_is_valid, Data Validity Checking Functions
pg_integrity_check, pg_integrity_check
pg_isready, pg_isready
pg_is_in_recovery, Recovery Control Functions
pg_is_other_temp_schema, Session Information Functions
pg_is_wal_replay_paused, Recovery Control Functions
pg_jit_available, Session Information Functions
pg_language, pg_language
pg_largeobject, pg_largeobject
pg_largeobject_metadata, pg_largeobject_metadata
pg_last_committed_xact, Committed Transaction Information Functions
pg_last_wal_receive_lsn, Recovery Control Functions
pg_last_wal_replay_lsn, Recovery Control Functions
pg_last_xact_replay_timestamp, Recovery Control Functions
pg_listening_channels, Session Information Functions
pg_locks, pg_locks
pg_logical_emit_message, Replication Management Functions
pg_logical_slot_get_binary_changes, Replication Management Functions
pg_logical_slot_get_changes, Replication Management Functions
pg_logical_slot_peek_binary_changes, Replication Management Functions
pg_logical_slot_peek_changes, Replication Management Functions
pg_log_backend_memory_contexts, Server Signaling Functions
pg_log_standby_snapshot, Snapshot Synchronization Functions
pg_lsn, pg_lsn Type
pg_ls_archive_statusdir, Generic File Access Functions
pg_ls_dir, Generic File Access Functions
pg_ls_logdir, Generic File Access Functions
pg_ls_logicalmapdir, Generic File Access Functions
pg_ls_logicalsnapdir, Generic File Access Functions
pg_ls_replslotdir, Generic File Access Functions
pg_ls_tmpdir, Generic File Access Functions
pg_ls_waldir, Generic File Access Functions
pg_matviews, pg_matviews
pg_mcv_list_items, Inspecting MCV Lists
pg_my_temp_schema, Session Information Functions
pg_namespace, pg_namespace
pg_notification_queue_usage, Session Information Functions
pg_notify, pg_notify
pg_opclass, pg_opclass
pg_opclass_is_visible, Schema Visibility Inquiry Functions
pg_operation_log, Operation Log Support Functions
pg_operator, pg_operator
pg_operator_is_visible, Schema Visibility Inquiry Functions
pg_opfamily, pg_opfamily
pg_opfamily_is_visible, Schema Visibility Inquiry Functions
pg_options_to_table, System Catalog Information Functions
pg_parameter_acl, pg_parameter_acl
pg_partitioned_table, pg_partitioned_table
pg_partition_ancestors, Database Object Management Functions
pg_partition_root, Database Object Management Functions
pg_partition_tree, Database Object Management Functions
pg_policies, pg_policies
pg_policy, pg_policy
pg_postmaster_start_time, Session Information Functions
pg_prepared_statements, pg_prepared_statements
pg_prepared_xacts, pg_prepared_xacts
pg_prewarm, pg_prewarm — preload relation data into buffer caches
pg_prewarm.autoprewarm configuration parameter, Configuration Parameters
pg_prewarm.autoprewarm_interval configuration parameter, Configuration Parameters
pg_proaudit.log_catalog_access configuration parameter, Security Event Log Configuration Parameters
pg_proaudit.log_command_text configuration parameter, Security Event Log Configuration Parameters
pg_proaudit.log_destination configuration parameter, Security Event Log Configuration Parameters
pg_proaudit.log_directory configuration parameter, Security Event Log Configuration Parameters
pg_proaudit.log_filename configuration parameter, Security Event Log Configuration Parameters
pg_proaudit.log_rotation_age configuration parameter, Security Event Log Configuration Parameters
pg_proaudit.log_rotation_size configuration parameter, Security Event Log Configuration Parameters
pg_proaudit.log_truncate_on_rotation configuration parameter, Security Event Log Configuration Parameters
pg_proaudit.max_rules_count configuration parameter, Security Event Log Configuration Parameters
pg_probackup, pg_probackup
pg_proc, pg_proc
pg_profile, pg_profile
pg_promote, Recovery Control Functions
pg_publication, pg_publication
pg_publication_namespace, pg_publication_namespace
pg_publication_rel, pg_publication_rel
pg_publication_tables, pg_publication_tables
pg_range, pg_range
pg_read_binary_file, Generic File Access Functions
pg_read_file, Generic File Access Functions
pg_receivewal, pg_receivewal
pg_receivexlog, pg_receivexlog renamed to pg_receivewal (see pg_receivewal)
pg_recvlogical, pg_recvlogical
pg_relation_filenode, Database Object Management Functions
pg_relation_filepath, Database Object Management Functions
pg_relation_size, Database Object Management Functions
pg_reload_conf, Server Signaling Functions
pg_relpages, Functions
pg_repack, pg_repack
pg_replication_origin, pg_replication_origin
pg_replication_origin_advance, Replication Management Functions
pg_replication_origin_create, Replication Management Functions
pg_replication_origin_drop, Replication Management Functions
pg_replication_origin_oid, Replication Management Functions
pg_replication_origin_progress, Replication Management Functions
pg_replication_origin_session_is_setup, Replication Management Functions
pg_replication_origin_session_progress, Replication Management Functions
pg_replication_origin_session_reset, Replication Management Functions
pg_replication_origin_session_setup, Replication Management Functions
pg_replication_origin_status, pg_replication_origin_status
pg_replication_origin_xact_reset, Replication Management Functions
pg_replication_origin_xact_setup, Replication Management Functions
pg_replication_slots, pg_replication_slots
pg_replication_slot_advance, Replication Management Functions
pg_resetwal, pg_resetwal
pg_resetxlog, pg_resetxlog renamed to pg_resetwal (see pg_resetwal)
pg_restore, pg_restore
pg_rewind, pg_rewind
pg_rewrite, pg_rewrite
pg_roles, pg_roles
pg_role_password, pg_role_password
pg_rotate_logfile, Server Signaling Functions
pg_rules, pg_rules
pg_safe_snapshot_blocking_pids, Session Information Functions
pg_seclabel, pg_seclabel
pg_seclabels, pg_seclabels
pg_sequence, pg_sequence
pg_sequences, pg_sequences
pg_service.conf, The Connection Service File
pg_settings, pg_settings
pg_settings_get_flags, System Catalog Information Functions
pg_shadow, pg_shadow
pg_shdepend, pg_shdepend
pg_shdescription, pg_shdescription
pg_shmem_allocations, pg_shmem_allocations
pg_shseclabel, pg_shseclabel
pg_size_bytes, Database Object Management Functions
pg_size_pretty, Database Object Management Functions
pg_sleep, Delaying Execution
pg_sleep_for, Delaying Execution
pg_sleep_until, Delaying Execution
pg_snapshot_any, Debugging Functions
pg_snapshot_xip, Transaction ID and Snapshot Information Functions
pg_snapshot_xmax, Transaction ID and Snapshot Information Functions
pg_snapshot_xmin, Transaction ID and Snapshot Information Functions
pg_split_walfile_name, Backup Control Functions
pg_statio_all_indexes, Viewing Statistics, pg_statio_all_indexes
pg_statio_all_sequences, Viewing Statistics, pg_statio_all_sequences
pg_statio_all_tables, Viewing Statistics, pg_statio_all_tables
pg_statio_sys_indexes, Viewing Statistics
pg_statio_sys_sequences, Viewing Statistics
pg_statio_sys_tables, Viewing Statistics
pg_statio_user_indexes, Viewing Statistics
pg_statio_user_sequences, Viewing Statistics
pg_statio_user_tables, Viewing Statistics
pg_statistic, Single-Column Statistics, pg_statistic
pg_statistics_obj_is_visible, Schema Visibility Inquiry Functions
pg_statistic_ext, Extended Statistics, pg_statistic_ext
pg_statistic_ext_data, Extended Statistics, pg_statistic_ext
pg_stats, Single-Column Statistics, pg_stats
pg_stats_ext, pg_stats_ext
pg_stats_ext_exprs, pg_stats_ext_exprs
pg_stats_vacuum_database, pg_stats_vacuum_database
pg_stats_vacuum_indexes, pg_stats_vacuum_indexes
pg_stats_vacuum_tables, pg_stats_vacuum_tables
pg_stat_activity, Viewing Statistics, pg_stat_activity
pg_stat_all_indexes, Viewing Statistics, pg_stat_all_indexes
pg_stat_all_tables, Viewing Statistics, pg_stat_all_tables
pg_stat_archiver, Viewing Statistics, pg_stat_archiver
pg_stat_bgwriter, Viewing Statistics, pg_stat_bgwriter
pg_stat_checkpointer, Viewing Statistics, pg_stat_checkpointer
pg_stat_clear_snapshot, Statistics Functions
pg_stat_database, Viewing Statistics, pg_stat_database
pg_stat_database_conflicts, Viewing Statistics, pg_stat_database_conflicts
pg_stat_file, Generic File Access Functions
pg_stat_get_activity, Statistics Functions
pg_stat_get_backend_activity, Statistics Functions
pg_stat_get_backend_activity_start, Statistics Functions
pg_stat_get_backend_client_addr, Statistics Functions
pg_stat_get_backend_client_port, Statistics Functions
pg_stat_get_backend_dbid, Statistics Functions
pg_stat_get_backend_idset, Statistics Functions
pg_stat_get_backend_pid, Statistics Functions
pg_stat_get_backend_start, Statistics Functions
pg_stat_get_backend_subxact, Statistics Functions
pg_stat_get_backend_userid, Statistics Functions
pg_stat_get_backend_wait_event, Statistics Functions
pg_stat_get_backend_wait_event_type, Statistics Functions
pg_stat_get_backend_xact_start, Statistics Functions
pg_stat_get_delete_req_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_func_calls_per_user, Functions to Collect Per-user Statistics on Functions
pg_stat_get_func_grants_given_per_user, Functions to Collect Per-user Statistics on Functions
pg_stat_get_grants_given_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_insert_req_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_last_delete_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_last_insert_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_last_read_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_last_truncate_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_last_update_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_read_req_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_snapshot_timestamp, Statistics Functions
pg_stat_get_truncate_req_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_update_req_per_user, Functions to Collect Per-user Statistics on Relations
pg_stat_get_xact_blocks_fetched, Statistics Functions
pg_stat_get_xact_blocks_hit, Statistics Functions
pg_stat_gssapi, Viewing Statistics, pg_stat_gssapi
pg_stat_io, Viewing Statistics, pg_stat_io
pg_stat_progress_analyze, Viewing Statistics, ANALYZE Progress Reporting
pg_stat_progress_basebackup, Viewing Statistics, Base Backup Progress Reporting
pg_stat_progress_cluster, Viewing Statistics, CLUSTER Progress Reporting
pg_stat_progress_copy, Viewing Statistics, COPY Progress Reporting
pg_stat_progress_create_index, Viewing Statistics, CREATE INDEX Progress Reporting
pg_stat_progress_vacuum, Viewing Statistics, VACUUM Progress Reporting
pg_stat_recovery_prefetch, Viewing Statistics, pg_stat_recovery_prefetch
pg_stat_replication, Viewing Statistics, pg_stat_replication
pg_stat_replication_slots, Viewing Statistics, pg_stat_replication_slots
pg_stat_reset, Statistics Functions
pg_stat_reset_replication_slot, Statistics Functions
pg_stat_reset_shared, Statistics Functions
pg_stat_reset_single_function_counters, Statistics Functions
pg_stat_reset_single_table_counters, Statistics Functions
pg_stat_reset_slru, Statistics Functions
pg_stat_reset_subscription_stats, Statistics Functions
pg_stat_slru, Viewing Statistics, pg_stat_slru
pg_stat_ssl, Viewing Statistics, pg_stat_ssl
pg_stat_statements, pg_stat_statements — track statistics of SQL planning and execution
function, Functions
pg_stat_statements.max configuration parameter, Configuration Parameters
pg_stat_statements.save configuration parameter, Configuration Parameters
pg_stat_statements.track configuration parameter, Configuration Parameters
pg_stat_statements.track_planning configuration parameter, Configuration Parameters
pg_stat_statements.track_utility configuration parameter, Configuration Parameters
pg_stat_statements_info, The pg_stat_statements_info View
pg_stat_statements_reset, Functions
pg_stat_subscription, Viewing Statistics, pg_stat_subscription
pg_stat_subscription_stats, Viewing Statistics, pg_stat_subscription_stats
pg_stat_sys_indexes, Viewing Statistics
pg_stat_sys_tables, Viewing Statistics
pg_stat_user_functions, Viewing Statistics, pg_stat_user_functions
pg_stat_user_indexes, Viewing Statistics
pg_stat_user_tables, Viewing Statistics
pg_stat_wal, Viewing Statistics, pg_stat_wal
pg_stat_wal_receiver, Viewing Statistics, pg_stat_wal_receiver
pg_stat_xact_all_tables, Viewing Statistics
pg_stat_xact_sys_tables, Viewing Statistics
pg_stat_xact_user_functions, Viewing Statistics
pg_stat_xact_user_tables, Viewing Statistics
pg_subscription, pg_subscription
pg_subscription_rel, pg_subscription_rel
pg_surgery, pg_surgery — perform low-level surgery on relation data
pg_switch_wal, Backup Control Functions
pg_sync_replication_slots, Replication Management Functions
pg_tables, pg_tables
pg_tablespace, pg_tablespace
pg_tablespace_databases, System Catalog Information Functions
pg_tablespace_location, System Catalog Information Functions
pg_tablespace_size, Database Object Management Functions
pg_table_is_visible, Schema Visibility Inquiry Functions
pg_table_size, Database Object Management Functions
pg_temp, Statement Behavior
securing functions, Writing SECURITY DEFINER Functions Safely
pg_temp_relation_size, Database Object Management Functions
pg_terminate_backend, Server Signaling Functions
pg_test_fsync, pg_test_fsync
pg_test_timing, pg_test_timing
pg_timezone_abbrevs, pg_timezone_abbrevs
pg_timezone_names, pg_timezone_names
pg_total_relation_size, Database Object Management Functions
pg_transfer, pg_transfer — quick transfer of tables between instances
pg_transform, pg_transform
pg_trgm, pg_trgm — support for similarity of text using trigram matching
pg_trgm.similarity_threshold configuration parameter, GUC Parameters
pg_trgm.strict_word_similarity_threshold configuration parameter, GUC Parameters
pg_trgm.word_similarity_threshold configuration parameter, GUC Parameters
pg_trigger, pg_trigger
pg_trigger_depth, Session Information Functions
pg_try_advisory_lock, Advisory Lock Functions
pg_try_advisory_lock_shared, Advisory Lock Functions
pg_try_advisory_xact_lock, Advisory Lock Functions
pg_try_advisory_xact_lock_shared, Advisory Lock Functions
pg_ts_config, pg_ts_config
pg_ts_config_is_visible, Schema Visibility Inquiry Functions
pg_ts_config_map, pg_ts_config_map
pg_ts_dict, pg_ts_dict
pg_ts_dict_is_visible, Schema Visibility Inquiry Functions
pg_ts_parser, pg_ts_parser
pg_ts_parser_is_visible, Schema Visibility Inquiry Functions
pg_ts_template, pg_ts_template
pg_ts_template_is_visible, Schema Visibility Inquiry Functions
pg_type, pg_type
pg_typeof, System Catalog Information Functions
pg_type_is_visible, Schema Visibility Inquiry Functions
pg_upgrade, pg_upgrade
pg_user, pg_user
pg_user_mapping, pg_user_mapping
pg_user_mappings, pg_user_mappings
pg_verifybackup, pg_verifybackup
pg_views, pg_views
pg_visibility, pg_visibility — visibility map information and utilities
pg_visible_in_snapshot, Transaction ID and Snapshot Information Functions
pg_wait_events, pg_wait_events
pg_wait_sampling.history_period variable, GUC Variables
pg_wait_sampling.history_size variable, GUC Variables
pg_wait_sampling.profile_period variable, GUC Variables
pg_wait_sampling.profile_pid variable, GUC Variables
pg_wait_sampling.profile_queries variable, GUC Variables
pg_wait_sampling.sample_cpu variable, GUC Variables
pg_wait_sampling_get_current, Functions
pg_wait_sampling_reset_profile, Functions
pg_waldump, pg_waldump
pg_walfile_name, Backup Control Functions
pg_walfile_name_offset, Backup Control Functions
pg_walinspect, pg_walinspect — low-level WAL inspection
pg_walsummary, pg_walsummary
pg_wal_lsn_diff, Backup Control Functions
pg_wal_replay_pause, Recovery Control Functions
pg_wal_replay_resume, Recovery Control Functions
pg_wal_summary_contents, WAL Summarization Information Functions
pg_xact_commit_timestamp, Committed Transaction Information Functions
pg_xact_commit_timestamp_origin, Committed Transaction Information Functions
pg_xact_status, Transaction ID and Snapshot Information Functions
pg_xlogdump, pg_xlogdump renamed to pg_waldump (see pg_waldump)
phantom read, Transaction Isolation
phraseto_tsquery, Text Search Functions and Operators, Parsing Queries
pi, Mathematical Functions and Operators, Trigonometric Functions
PIC, Compiling and Linking Dynamically-Loaded Functions
PID
determining PID of server process
in libpq, Connection Status Functions
pipelining, Pipeline Mode, Pipelining
in libpq, Pipeline Mode
protocol specification, Pipelining
PITR, Backup and Restore
PITR standby, High Availability, Load Balancing, and Replication
pkg-config
with ecpg, Processing Embedded SQL Programs
with libpq, Building libpq Programs
PL/Perl, PL/Perl — Perl Procedural Language
PL/PerlU, Trusted and Untrusted PL/Perl
PL/pgSQL, PL/pgSQL — SQL Procedural Language
PL/Python, PL/Python — Python Procedural Language
PL/SQL (Oracle), Porting from Oracle PL/SQL
porting to PL/pgSQL, Porting from Oracle PL/SQL
PL/Tcl, PL/Tcl — Tcl Procedural Language
plainto_tsquery, Text Search Functions and Operators, Parsing Queries
plan_cache_lru_memsize configuration parameter, Disk
plan_cache_lru_size configuration parameter, Disk
plan_cache_mode configuration parameter, Other Planner Options
plperl.on_init configuration parameter, Configuration
plperl.on_plperlu_init configuration parameter, Configuration
plperl.on_plperl_init configuration parameter, Configuration
plperl.use_strict configuration parameter, Configuration
plpgsql.check_asserts configuration parameter, Checking Assertions
plpgsql.variable_conflict configuration parameter, Variable Substitution
pltcl.start_proc configuration parameter, PL/Tcl Configuration
pltclu.start_proc configuration parameter, PL/Tcl Configuration
pname_refresh(), Conversion Functions
point, Points, Geometric Functions and Operators
point-in-time recovery, Backup and Restore
policy, Row Security Policies
polygon, Polygons, Geometric Functions and Operators
polymorphic function, Polymorphic Types
polymorphic type, Polymorphic Types
popcount (see bit_count)
popen, Geometric Functions and Operators
populate(), Conversion Functions
populate_record, hstore Operators and Functions
port, Parameter Key Words
port configuration parameter, Connection Settings
portal
DECLARE, DECLARE
in PL/pgSQL, Opening Cursors
position, String Functions and Operators, Binary String Functions and Operators, Bit String Functions and Operators
POSITION_REGEX, Differences from SQL Standard and XQuery
POSTGRES, The Berkeley POSTGRES Project
postgres, Architectural Fundamentals, Starting the Database Server, Creating a Database, postgres
postgres user, The Postgres Pro User Account
Postgres95, Postgres95
postgresql.auto.conf, Parameter Interaction via the Configuration File
postgresql.conf, Parameter Interaction via the Configuration File
postgres_fdw, postgres_fdw — access data stored in external Postgres Pro servers
postgres_fdw.application_name configuration parameter, Configuration Parameters
post_auth_delay configuration parameter, Developer Options
power, Mathematical Functions and Operators
PQbackendPID, Connection Status Functions
PQbinaryTuples, Retrieving Query Result Information
with COPY, Functions Associated with the COPY Command
PQcancel, Obsolete Functions for Sending Cancel Requests
PQcancelBlocking, Functions for Sending Cancel Requests
PQcancelCreate, Functions for Sending Cancel Requests
PQcancelErrorMessage, Functions for Sending Cancel Requests
PQcancelFinish, Functions for Sending Cancel Requests
PQcancelPoll, Functions for Sending Cancel Requests
PQcancelReset, Functions for Sending Cancel Requests
PQcancelSocket, Functions for Sending Cancel Requests
PQcancelStart, Functions for Sending Cancel Requests
PQcancelStatus, Functions for Sending Cancel Requests
PQchangePassword, Miscellaneous Functions
PQclear, Main Functions
PQclientEncoding, Control Functions
PQclosePortal, Main Functions
PQclosePrepared, Main Functions
PQcmdStatus, Retrieving Other Result Information
PQcmdTuples, Retrieving Other Result Information
PQconndefaults, Database Connection Control Functions
PQconnectdb, Database Connection Control Functions
PQconnectdbParams, Database Connection Control Functions
PQconnectionNeedsPassword, Connection Status Functions
PQconnectionUsedGSSAPI, Connection Status Functions
PQconnectionUsedPassword, Connection Status Functions
PQconnectPoll, Database Connection Control Functions
PQconnectStart, Database Connection Control Functions
PQconnectStartParams, Database Connection Control Functions
PQconninfo, Database Connection Control Functions
PQconninfoFree, Miscellaneous Functions
PQconninfoParse, Database Connection Control Functions
PQconsumeInput, Asynchronous Command Processing
PQcopyResult, Miscellaneous Functions
PQdb, Connection Status Functions
PQdescribePortal, Main Functions
PQdescribePrepared, Main Functions
PQencryptPassword, Miscellaneous Functions
PQencryptPasswordConn, Miscellaneous Functions
PQendcopy, Obsolete Functions for COPY
PQenterPipelineMode, Functions Associated with Pipeline Mode
PQerrorMessage, Connection Status Functions
PQescapeBytea, Escaping Strings for Inclusion in SQL Commands
PQescapeByteaConn, Escaping Strings for Inclusion in SQL Commands
PQescapeIdentifier, Escaping Strings for Inclusion in SQL Commands
PQescapeLiteral, Escaping Strings for Inclusion in SQL Commands
PQescapeString, Escaping Strings for Inclusion in SQL Commands
PQescapeStringConn, Escaping Strings for Inclusion in SQL Commands
PQexec, Main Functions
PQexecParams, Main Functions
PQexecPrepared, Main Functions
PQexitPipelineMode, Functions Associated with Pipeline Mode
PQfformat, Retrieving Query Result Information
with COPY, Functions Associated with the COPY Command
PQfinish, Database Connection Control Functions
PQfireResultCreateEvents, Miscellaneous Functions
PQflush, Asynchronous Command Processing
PQfmod, Retrieving Query Result Information
PQfn, The Fast-Path Interface
PQfname, Retrieving Query Result Information
PQfnumber, Retrieving Query Result Information
PQfreeCancel, Obsolete Functions for Sending Cancel Requests
PQfreemem, Miscellaneous Functions
PQfsize, Retrieving Query Result Information
PQftable, Retrieving Query Result Information
PQftablecol, Retrieving Query Result Information
PQftype, Retrieving Query Result Information
PQgetCancel, Obsolete Functions for Sending Cancel Requests
PQgetCopyData, Functions for Receiving COPY Data
PQgetCurrentTimeUSec, Miscellaneous Functions
PQgetisnull, Retrieving Query Result Information
PQgetlength, Retrieving Query Result Information
PQgetline, Obsolete Functions for COPY
PQgetlineAsync, Obsolete Functions for COPY
PQgetResult, Asynchronous Command Processing
PQgetssl, Connection Status Functions
PQgetSSLKeyPassHook_OpenSSL, Database Connection Control Functions
PQgetvalue, Retrieving Query Result Information
PQhost, Connection Status Functions
PQhostaddr, Connection Status Functions
PQinitOpenSSL, SSL Library Initialization
PQinitSSL, SSL Library Initialization
PQinstanceData, Event Support Functions
PQisBusy, Asynchronous Command Processing
PQisnonblocking, Asynchronous Command Processing
PQisthreadsafe, Behavior in Threaded Programs
PQlibVersion, Miscellaneous Functions
(see also PQserverVersion)
PQmakeEmptyPGresult, Miscellaneous Functions
PQnfields, Retrieving Query Result Information
with COPY, Functions Associated with the COPY Command
PQnotifies, Asynchronous Notification
PQnparams, Retrieving Query Result Information
PQntuples, Retrieving Query Result Information
PQoidStatus, Retrieving Other Result Information
PQoidValue, Retrieving Other Result Information
PQoptions, Connection Status Functions
PQparameterStatus, Connection Status Functions
PQparamtype, Retrieving Query Result Information
PQpass, Connection Status Functions
PQping, Database Connection Control Functions
PQpingParams, Database Connection Control Functions
PQpipelineStatus, Functions Associated with Pipeline Mode
PQpipelineSync, Functions Associated with Pipeline Mode
PQport, Connection Status Functions
PQprepare, Main Functions
PQprint, Retrieving Query Result Information
PQprotocolVersion, Connection Status Functions
PQputCopyData, Functions for Sending COPY Data
PQputCopyEnd, Functions for Sending COPY Data
PQputline, Obsolete Functions for COPY
PQputnbytes, Obsolete Functions for COPY
PQregisterEventProc, Event Support Functions
PQrequestCancel, Obsolete Functions for Sending Cancel Requests
PQreset, Database Connection Control Functions
PQresetPoll, Database Connection Control Functions
PQresetStart, Database Connection Control Functions
PQresStatus, Main Functions
PQresultAlloc, Miscellaneous Functions
PQresultErrorField, Main Functions
PQresultErrorMessage, Main Functions
PQresultInstanceData, Event Support Functions
PQresultMemorySize, Miscellaneous Functions
PQresultSetInstanceData, Event Support Functions
PQresultStatus, Main Functions
PQresultVerboseErrorMessage, Main Functions
PQsendClosePortal, Asynchronous Command Processing
PQsendClosePrepared, Asynchronous Command Processing
PQsendDescribePortal, Asynchronous Command Processing
PQsendDescribePrepared, Asynchronous Command Processing
PQsendFlushRequest, Functions Associated with Pipeline Mode
PQsendPipelineSync, Functions Associated with Pipeline Mode
PQsendPrepare, Asynchronous Command Processing
PQsendQuery, Asynchronous Command Processing
PQsendQueryParams, Asynchronous Command Processing
PQsendQueryPrepared, Asynchronous Command Processing
PQserverVersion, Connection Status Functions
PQsetChunkedRowsMode, Retrieving Query Results in Chunks
PQsetClientEncoding, Control Functions
PQsetdb, Database Connection Control Functions
PQsetdbLogin, Database Connection Control Functions
PQsetErrorContextVisibility, Control Functions
PQsetErrorVerbosity, Control Functions
PQsetInstanceData, Event Support Functions
PQsetnonblocking, Asynchronous Command Processing
PQsetNoticeProcessor, Notice Processing
PQsetNoticeReceiver, Notice Processing
PQsetResultAttrs, Miscellaneous Functions
PQsetSingleRowMode, Retrieving Query Results in Chunks
PQsetSSLKeyPassHook_OpenSSL, Database Connection Control Functions
PQsetTraceFlags, Control Functions
PQsetvalue, Miscellaneous Functions
PQsocket, Connection Status Functions
PQsocketPoll, Database Connection Control Functions
PQsslAttribute, Connection Status Functions
PQsslAttributeNames, Connection Status Functions
PQsslInUse, Connection Status Functions
PQsslStruct, Connection Status Functions
PQstatus, Connection Status Functions
PQtrace, Control Functions
PQtransactionStatus, Connection Status Functions
PQtty, Connection Status Functions
PQunescapeBytea, Escaping Strings for Inclusion in SQL Commands
PQuntrace, Control Functions
PQuser, Connection Status Functions
predicate locking, Serializable Isolation Level
PREPARE, PREPARE
PREPARE TRANSACTION, PREPARE TRANSACTION
prepared statements, DEALLOCATE, EXECUTE, EXPLAIN, PREPARE
creating, PREPARE
executing, EXECUTE
removing, DEALLOCATE
showing the query plan, EXPLAIN
preparing a query
in PL/pgSQL, Plan Caching
in PL/Python, Database Access Functions
in PL/Tcl, Database Access from PL/Tcl
pre_auth_delay configuration parameter, Developer Options
primary key, Primary Keys
primary_conninfo configuration parameter, Standby Servers
primary_slot_name configuration parameter, Standby Servers
privilege, Privileges, Privileges, Schemas and Privileges, Rules and Privileges, Rules and Privileges
default, Privileges
querying, Access Privilege Inquiry Functions
with rules, Rules and Privileges
for schemas, Schemas and Privileges
with views, Rules and Privileges
procedural language, Procedural Languages, Writing a Procedural Language Handler
externally maintained, Procedural Languages
handler for, Writing a Procedural Language Handler
procedure, User-Defined Procedures
user-defined, User-Defined Procedures
procedures
output parameter, SQL Procedures with Output Parameters
process_all_rules, Rule Processing Functions
process_rules, Rule Processing Functions
properties, Scalar Functions
protocol, Frontend/Backend Protocol
frontend-backend, Frontend/Backend Protocol
proxima.address configuration parameter, Common Parameters
proxima.backend_pool_local_bucket_limit configuration parameter, Configuration of the Local Backend Pool
proxima.backend_pool_local_overdue_interval configuration parameter, Configuration of the Local Backend Pool
proxima.backend_pool_local_total_limit configuration parameter, Configuration of the Local Backend Pool
proxima.backend_pool_remote_bucket_limit configuration parameter, Configuration of the Remote Backend Pool
proxima.backend_pool_remote_overdue_interval configuration parameter, Configuration of the Remote Backend Pool
proxima.backend_pool_remote_total_limit configuration parameter, Configuration of the Remote Backend Pool
proxima.cluster_config configuration parameter, Cluster Configuration
proxima.cluster_mode configuration parameter, Cluster Configuration
proxima.cluster_node_id configuration parameter, Cluster Configuration
proxima.log_level configuration parameter, Common Parameters
proxima.port configuration parameter, Common Parameters
proxima.ssl_cert configuration parameter, Common Parameters
proxima.ssl_enabled configuration parameter, Common Parameters
proxima.ssl_key configuration parameter, Common Parameters
proxima.workers configuration parameter, Common Parameters
ps, Standard Unix Tools
to monitor activity, Standard Unix Tools
psql, Accessing a Database, psql
ptrack.map_size configuration parameter, PTRACK Configuration Parameters
ptrack_get_change_stat, PTRACK Functions
ptrack_get_pagemapset, PTRACK Functions
ptrack_version, PTRACK Functions
Python, PL/Python — Python Procedural Language

R

radians, Mathematical Functions and Operators, Trigonometric Functions
radius, Geometric Functions and Operators
RADIUS, RADIUS Authentication
RAISE
in PL/pgSQL, Reporting Errors and Messages
rand, Numeric Functions
random, Mathematical Functions and Operators
random_bigint_between, Basic Random values
random_date_between, Basic Random values
random_int_between, Basic Random values
random_normal, Mathematical Functions and Operators
random_page_cost configuration parameter, Planner Cost Constants
range, List Functions
range table, The Query Tree
range type, Range Types
exclude, Constraints on Ranges
indexes on, Indexing
range_agg, Aggregate Functions
range_intersect_agg, Aggregate Functions
range_merge, Range/Multirange Functions and Operators
rank, Window Functions
hypothetical, Aggregate Functions
rcpt, utl_smtp Functions
read, Reading LOBs
read committed, Read Committed Isolation Level
read-only transaction, Statement Behavior
setting, SET TRANSACTION
setting default, Statement Behavior
Readline
in psql, Command-Line Editing
READ_CLIENT_INFO, Application Data
read_line, HTTP Responses
READ_MESSAGE, Functions for Reading Messages
READ_MESSAGE_BY_ID, Functions for Reading Messages
READ_MODULE, Application Data
read_raw, HTTP Responses
READ_REPLICATION_SLOT, Streaming Replication Protocol
read_text, HTTP Responses
real, Floating-Point Types
REASSIGN OWNED, REASSIGN OWNED
record, Pseudo-Types
recovery.conf, recovery.conf file merged into postgresql.conf
recovery.signal, Archive Recovery
recovery_end_command configuration parameter, Archive Recovery
recovery_init_sync_method configuration parameter, Error Handling
recovery_min_apply_delay configuration parameter, Standby Servers
recovery_prefetch configuration parameter, Recovery
recovery_target configuration parameter, Recovery Target
recovery_target_action configuration parameter, Recovery Target
recovery_target_inclusive configuration parameter, Recovery Target
recovery_target_lsn configuration parameter, Recovery Target
recovery_target_name configuration parameter, Recovery Target
recovery_target_time configuration parameter, Recovery Target
recovery_target_timeline configuration parameter, Recovery Target
recovery_target_xid configuration parameter, Recovery Target
rectangle, Boxes
RECURSIVE, CREATE VIEW
in common table expressions, Recursive Queries
in views, CREATE VIEW
recursive_worktable_factor configuration parameter, Other Planner Options
referential integrity, Foreign Keys, Foreign Keys
REFRESH MATERIALIZED VIEW, REFRESH MATERIALIZED VIEW
regclass, Object Identifier Types
regcollation, Object Identifier Types
regconfig, Object Identifier Types
regdictionary, Object Identifier Types
regexp_count, String Functions and Operators, POSIX Regular Expressions
regexp_instr, String Functions and Operators, POSIX Regular Expressions
regexp_like, String Functions and Operators, POSIX Regular Expressions
regexp_match, String Functions and Operators, POSIX Regular Expressions
regexp_matches, String Functions and Operators, POSIX Regular Expressions
regexp_replace, String Functions and Operators, POSIX Regular Expressions
regexp_split_to_array, String Functions and Operators, POSIX Regular Expressions
regexp_split_to_table, String Functions and Operators, POSIX Regular Expressions
regexp_substr, String Functions and Operators, POSIX Regular Expressions
regnamespace, Object Identifier Types
regoper, Object Identifier Types
regoperator, Object Identifier Types
regproc, Object Identifier Types
regprocedure, Object Identifier Types
regprofile, Object Identifier Types
regression intercept, Aggregate Functions
regression slope, Aggregate Functions
regrole, Object Identifier Types
regr_avgx, Aggregate Functions
regr_avgy, Aggregate Functions
regr_count, Aggregate Functions
regr_intercept, Aggregate Functions
regr_r2, Aggregate Functions
regr_slope, Aggregate Functions
regr_sxx, Aggregate Functions
regr_sxy, Aggregate Functions
regr_syy, Aggregate Functions
regtype, Object Identifier Types
regular expression, SIMILAR TO Regular Expressions, POSIX Regular Expressions
(see also pattern matching)
regular expressions
and locales, Behavior
reindex, Routine Reindexing
REINDEX, REINDEX
reindexdb, reindexdb
relation, Concepts
relational database, Concepts
relationships, List Functions
RELEASE SAVEPOINT, RELEASE SAVEPOINT
remove_local_tables_from_metadata function, Table and Shard DDL
remove_rule, Rule Management Functions
remove_temp_files_after_crash configuration parameter, Developer Options
rename_server, Server Management Functions
repeat, String Functions and Operators
repeatable read, Repeatable Read Isolation Level
replace, String Functions and Operators, String Functions
replication, High Availability, Load Balancing, and Replication
Replication Origins, Replication Progress Tracking
Replication Progress Tracking, Replication Progress Tracking
replication slot
logical replication, Replication Slots
streaming replication, Replication Slots
reporting errors
in PL/pgSQL, Reporting Errors and Messages
request, Simple HTTP Fetches
request_pieces, Simple HTTP Fetches
reserved_connections configuration parameter, Connection Settings
RESET, RESET
restartpoint, WAL Configuration
restart_after_crash configuration parameter, Error Handling
restore_command configuration parameter, Archive Recovery
RESTRICT, Dependency Tracking
with DROP, Dependency Tracking
foreign key action, Foreign Keys
restrict_nonsystem_relation_kind
configuration parameter, Statement Behavior
retryable error, Serialization Failure Handling
RETURN NEXT
in PL/pgSQL, RETURN NEXT and RETURN QUERY
RETURN QUERY
in PL/pgSQL, RETURN NEXT and RETURN QUERY
RETURNING, Returning Data from Modified Rows
RETURNING INTO, Executing a Command with a Single-Row Result
in PL/pgSQL, Executing a Command with a Single-Row Result
reverse, String Functions and Operators, String Functions
REVOKE, Privileges, REVOKE
right, String Functions and Operators, String Functions
right join, Joined Tables
role, Database Roles, Role Membership, Predefined Roles
applicable, applicable_roles
enabled, enabled_roles
membership in, Role Membership
privilege to bypass, Role Attributes
privilege to create, Role Attributes
privilege to inherit, Role Attributes
privilege to initiate replication, Role Attributes
privilege to limit connection, Role Attributes
ROLLBACK, ROLLBACK
rollback
psql, Variables
ROLLBACK PREPARED, ROLLBACK PREPARED
ROLLBACK TO SAVEPOINT, ROLLBACK TO SAVEPOINT
ROLLUP, GROUPING SETS, CUBE, and ROLLUP
round, Mathematical Functions and Operators, Numeric Functions
routine, User-Defined Procedures
routine maintenance, Routine Database Maintenance Tasks
row, Concepts, Table Basics
ROW, Row Constructors
row estimation, Row Estimation Examples
multivariate, Multivariate Statistics Examples
planner, Row Estimation Examples
row type, Composite Types
constructor, Row Constructors
row-level security, Row Security Policies
row-wise comparison, Row and Array Comparisons
row_number, Window Functions
row_security configuration parameter, Statement Behavior
row_security_active, Access Privilege Inquiry Functions
row_to_json, Processing and Creating JSON Data
rpad, String Functions and Operators
rset, utl_smtp Functions
rtrim, String Functions and Operators, Binary String Functions and Operators
rTrim, String Functions
rule, The Rule System, Views and the Rule System, How SELECT Rules Work, Materialized Views, Rules on INSERT, UPDATE, and DELETE, Rules on INSERT, UPDATE, and DELETE, Rules on INSERT, UPDATE, and DELETE, Rules Versus Triggers
and materialized views, Materialized Views
and views, Views and the Rule System
for DELETE, Rules on INSERT, UPDATE, and DELETE
for INSERT, Rules on INSERT, UPDATE, and DELETE
for SELECT, How SELECT Rules Work
compared with triggers, Rules Versus Triggers
for UPDATE, Rules on INSERT, UPDATE, and DELETE
rum_anyarray_addon_ops RUM operator class, Operator Classes
rum_anyarray_ops RUM operator class, Operator Classes
rum_tsquery_ops RUM operator class, Operator Classes
rum_tsvector_addon_ops RUM operator class, Operator Classes
rum_tsvector_hash_addon_ops RUM operator class, Operator Classes
rum_tsvector_hash_ops RUM operator class, Operator Classes
rum_tsvector_ops RUM operator class, Operator Classes
rum_type_ops RUM operator class, Operator Classes

S

SAVEPOINT, SAVEPOINT
savepoints, RELEASE SAVEPOINT, ROLLBACK TO SAVEPOINT, SAVEPOINT
defining, SAVEPOINT
releasing, RELEASE SAVEPOINT
rolling back, ROLLBACK TO SAVEPOINT
scalar (see expression)
scale, Mathematical Functions and Operators
schedule.activate_job, Functions for Managing Scheduled Jobs
schedule.auto_enabled pgpro_scheduler parameter, GUC Variables
schedule.cancel_job, Functions for Managing One-Time Jobs
schedule.clean_log, Functions for Managing Scheduled Jobs
schedule.create_job, Functions for Managing Scheduled Jobs
schedule.database pgpro_scheduler parameter, GUC Variables
schedule.database_to_connect pgpro_scheduler parameter, GUC Variables
schedule.deactivate_job, Functions for Managing Scheduled Jobs
schedule.disable, Common Functions
schedule.drop_job, Functions for Managing Scheduled Jobs
schedule.enable, Common Functions
schedule.enabled pgpro_scheduler parameter, GUC Variables
schedule.enable_history pgpro_scheduler parameter, GUC Variables
schedule.get_active_jobs, Functions for Managing Scheduled Jobs
schedule.get_cron, Functions for Managing Scheduled Jobs
schedule.get_job, Functions for Managing Scheduled Jobs
schedule.get_log, Functions for Managing Scheduled Jobs
schedule.get_owned_cron, Functions for Managing Scheduled Jobs
schedule.get_self_id, Functions for Managing One-Time Jobs
schedule.get_user_log, Functions for Managing Scheduled Jobs
schedule.is_enabled, Common Functions
schedule.max_parallel_workers pgpro_scheduler parameter, GUC Variables
schedule.max_workers pgpro_scheduler parameter, GUC Variables
schedule.nodename pgpro_scheduler parameter, GUC Variables
schedule.nodename(), Functions for Managing Scheduled Jobs
schedule.resubmit, Functions for Managing One-Time Jobs
schedule.schema pgpro_scheduler parameter, GUC Variables
schedule.set_job_attribute, Functions for Managing Scheduled Jobs
schedule.set_job_attributes, Functions for Managing Scheduled Jobs
schedule.start, Common Functions
schedule.status, Common Functions
schedule.stop, Common Functions
schedule.submit_job, Functions for Managing One-Time Jobs
schedule.timetable, Functions for Managing Scheduled and One-Time Jobs
schedule.transaction_state pgpro_scheduler parameter, GUC Variables
schedule.version, Common Functions
schema, Schemas, Creating a Schema, The Public Schema, The vault Schema, Overview
creating, Creating a Schema
current, The Schema Search Path, Session Information Functions
public, The Public Schema
removing, Creating a Schema
vault, The vault Schema
SCRAM, Password Authentication
scram_iterations configuration parameter, Authentication
search path, The Schema Search Path
current, Session Information Functions
object visibility, Schema Visibility Inquiry Functions
search_path configuration parameter, The Schema Search Path, Statement Behavior
use in securing functions, Writing SECURITY DEFINER Functions Safely
SECURITY LABEL, SECURITY LABEL
sec_to_gc, Cube-Based Earth Distances
seg, seg — a datatype for line segments or floating point intervals
segment_size configuration parameter, Preset Options
SELECT, Querying a Table, Queries, SELECT Output Columns, SELECT
determination of result type, SELECT Output Columns
select list, Select Lists
SELECT INTO, Executing a Command with a Single-Row Result, SELECT INTO
in PL/pgSQL, Executing a Command with a Single-Row Result
self_join_search_limit configuration parameter, Planner Method Configuration
semaphores, Shared Memory and Semaphores
send, utl_mail Functions
send_abort_for_crash configuration parameter, Developer Options
send_abort_for_kill configuration parameter, Developer Options
send_attach_bytea, utl_mail Functions
send_attach_text, utl_mail Functions
sequence, Sequence Manipulation Functions
and serial type, Serial Types
sequential scan, Planner Method Configuration
seq_page_cost configuration parameter, Planner Cost Constants
seq_scan_startup_cost_first_row configuration parameter, Other Planner Options
serial, Serial Types
serial2, Serial Types
serial4, Serial Types
serial8, Serial Types
serializable, Serializable Isolation Level
Serializable Snapshot Isolation, Introduction
serializable_buffers configuration parameter, Memory
serialization anomaly, Transaction Isolation, Serializable Isolation Level
serialization failure, Serialization Failure Handling
server log, Error Reporting and Logging, Log File Maintenance
log file maintenance, Log File Maintenance
Server Name Indication, Parameter Key Words
server spoofing, Preventing Server Spoofing
server_encoding configuration parameter, Preset Options
server_version configuration parameter, Preset Options
server_version_num configuration parameter, Preset Options
session_cpu_weight configuration parameter, Prioritization
session_ioread_weight configuration parameter, Prioritization
session_iowrite_weight configuration parameter, Prioritization
session_preload_libraries configuration parameter, Shared Library Preloading
session_replication_role configuration parameter, Statement Behavior
session_user, Session Information Functions
SET, Configuration Settings Functions, SET
SET CONSTRAINTS, SET CONSTRAINTS
set difference, Combining Queries (UNION, INTERSECT, EXCEPT)
set intersection, Combining Queries (UNION, INTERSECT, EXCEPT)
set operation, Combining Queries (UNION, INTERSECT, EXCEPT)
set returning functions, Set Returning Functions
functions, Set Returning Functions
SET ROLE, SET ROLE
SET SESSION AUTHORIZATION, SET SESSION AUTHORIZATION
SET TRANSACTION, SET TRANSACTION
set union, Combining Queries (UNION, INTERSECT, EXCEPT)
SET XML OPTION, Statement Behavior
setcontenttype, Other Operations
setseed, Mathematical Functions and Operators
setval, Sequence Manipulation Functions
setweight, Text Search Functions and Operators, Manipulating Documents
setweight for specific lexeme(s), Text Search Functions and Operators
SET_ACTION, Application Data
set_authentication, HTTP Requests
set_bit, Binary String Functions and Operators, Bit String Functions and Operators
set_body_charset, HTTP Requests
set_byte, Binary String Functions and Operators
SET_CLIENT_INFO, Application Data
set_config, Configuration Settings Functions
set_cookie_support, HTTP Requests
set_detailed_excp_support, Session Settings
set_exclude_users, Exclusion-List Management Functions
set_follow_redirect, HTTP Requests
set_header, HTTP Requests
set_limit, Functions and Operators
set_masklen, Network Address Functions and Operators
SET_MODULE, Application Data
set_proxy, HTTP Requests
set_reply_error_check, utl_smtp Functions
set_response_error_check, Session Settings
set_server_connstr, Server Management Functions
set_server_db_exclude, Server Management Functions
set_server_description, Server Management Functions
set_server_max_sample_age, Server Management Functions
set_server_size_sampling, Managing the Collection of Relation Sizes
set_server_subsampling, Server Management Functions
set_transfer_timeout, Session Settings
sf_create, Functions
sf_create_empty, Functions
sf_deinitialize, Functions
sf_delete, Functions
sf_delete_option, Functions
sf_describe, Functions
sf_find, Functions
sf_get-type, Functions
sf_get_json_options, Functions
sf_get_option, Functions
sf_initialize, Functions
sf_is_empty, Functions
sf_is_logged, Functions
sf_is_valid, Functions
sf_md5, Functions
sf_read, Functions
sf_set_option, Functions
sf_set_type, Functions
sf_size, Functions
sf_trim, Functions
sf_truncate, Functions
sf_write, Functions
sha224, Binary String Functions and Operators
sha256, Binary String Functions and Operators
sha384, Binary String Functions and Operators
sha512, Binary String Functions and Operators
shared library, Compiling and Linking Dynamically-Loaded Functions
shared memory, Shared Memory and Semaphores
shared_buffers configuration parameter, Memory
shared_ispell, shared_ispell — a shared ispell dictionary
shared_ispell.max_size configuration parameter, GUC Parameters
shared_ispell_dicts, Functions
shared_ispell_mem_available, Functions
shared_ispell_mem_used, Functions
shared_ispell_reset, Functions
shared_ispell_stoplists, Functions
shared_memory_size configuration parameter, Preset Options
shared_memory_size_in_huge_pages configuration parameter, Preset Options
shared_memory_type configuration parameter, Memory
shared_preload_libraries, Requesting Shared Memory at Startup, Requesting LWLocks at Startup
shared_preload_libraries configuration parameter, Shared Library Preloading
shobj_description, Comment Information Functions
SHOW, Configuration Settings Functions, SHOW, Streaming Replication Protocol
show_baselines, Baseline Management Functions
show_limit, Functions and Operators
show_samples, Sampling Functions
show_servers, Server Management Functions
show_trgm, Functions and Operators
shutdown, Shutting Down the Server
SIGHUP, Parameter Interaction via the Configuration File, The pg_hba.conf File, User Name Maps
SIGINT, Shutting Down the Server
sign, Mathematical Functions and Operators, Numeric Functions
signal
backend processes, Server Signaling Functions
significant digits, Locale and Formatting
SIGQUIT, Shutting Down the Server
SIGTERM, Shutting Down the Server
SIMILAR TO, SIMILAR TO Regular Expressions
similarity, Functions and Operators
sin, Mathematical Functions and Operators, Trigonometric Functions
sind, Mathematical Functions and Operators
single-user mode, Options for Single-User Mode
sinh, Mathematical Functions and Operators
size, Scalar Functions
skeys, hstore Operators and Functions
sleep, Delaying Execution
slice, hstore Operators and Functions
sliced bread (see TOAST)
slope, Geometric Functions and Operators
SLRU, pg_stat_slru
smallint, Integer Types
smallserial, Serial Types
Solaris
shared library, Compiling and Linking Dynamically-Loaded Functions
start script, Starting the Database Server
SOME, Aggregate Functions, Subquery Expressions, Row and Array Comparisons
sort, intarray Functions and Operators
sorting, Sorting Rows (ORDER BY)
sort_asc, intarray Functions and Operators
sort_desc, intarray Functions and Operators
soundex, Soundex
SP-GiST (see index)
SPI, Server Programming Interface, spi — Server Programming Interface features/examples
examples, spi — Server Programming Interface features/examples
spi_commit
in PL/Perl, Database Access from PL/Perl
SPI_commit, SPI_commit
SPI_commit_and_chain, SPI_commit
SPI_connect, SPI_connect
SPI_connect_ext, SPI_connect
SPI_copytuple, SPI_copytuple
spi_cursor_close
in PL/Perl, Database Access from PL/Perl
SPI_cursor_close, SPI_cursor_close
SPI_cursor_fetch, SPI_cursor_fetch
SPI_cursor_find, SPI_cursor_find
SPI_cursor_move, SPI_cursor_move
SPI_cursor_open, SPI_cursor_open
SPI_cursor_open_with_args, SPI_cursor_open_with_args
SPI_cursor_open_with_paramlist, SPI_cursor_open_with_paramlist
SPI_cursor_parse_open, SPI_cursor_parse_open
SPI_exec, SPI_exec
SPI_execp, SPI_execp
SPI_execute, SPI_execute
SPI_execute_extended, SPI_execute_extended
SPI_execute_plan, SPI_execute_plan
SPI_execute_plan_extended, SPI_execute_plan_extended
SPI_execute_plan_with_paramlist, SPI_execute_plan_with_paramlist
SPI_execute_with_args, SPI_execute_with_args
spi_exec_prepared
in PL/Perl, Database Access from PL/Perl
spi_exec_query
in PL/Perl, Database Access from PL/Perl
spi_fetchrow
in PL/Perl, Database Access from PL/Perl
SPI_finish, SPI_finish
SPI_fname, SPI_fname
SPI_fnumber, SPI_fnumber
spi_freeplan
in PL/Perl, Database Access from PL/Perl
SPI_freeplan, SPI_freeplan
SPI_freetuple, SPI_freetuple
SPI_freetuptable, SPI_freetuptable
SPI_getargcount, SPI_getargcount
SPI_getargtypeid, SPI_getargtypeid
SPI_getbinval, SPI_getbinval
SPI_getnspname, SPI_getnspname
SPI_getrelname, SPI_getrelname
SPI_gettype, SPI_gettype
SPI_gettypeid, SPI_gettypeid
SPI_getvalue, SPI_getvalue
SPI_is_cursor_plan, SPI_is_cursor_plan
SPI_keepplan, SPI_keepplan
SPI_modifytuple, SPI_modifytuple
SPI_palloc, SPI_palloc
SPI_pfree, SPI_pfree
spi_prepare
in PL/Perl, Database Access from PL/Perl
SPI_prepare, SPI_prepare
SPI_prepare_cursor, SPI_prepare_cursor
SPI_prepare_extended, SPI_prepare_extended
SPI_prepare_params, SPI_prepare_params
spi_query
in PL/Perl, Database Access from PL/Perl
spi_query_prepared
in PL/Perl, Database Access from PL/Perl
SPI_register_relation, SPI_register_relation
SPI_register_trigger_data, SPI_register_trigger_data
SPI_repalloc, SPI_repalloc
SPI_result_code_string, SPI_result_code_string
SPI_returntuple, SPI_returntuple
spi_rollback
in PL/Perl, Database Access from PL/Perl
SPI_rollback, SPI_rollback
SPI_rollback_and_chain, SPI_rollback
SPI_saveplan, SPI_saveplan
SPI_scroll_cursor_fetch, SPI_scroll_cursor_fetch
SPI_scroll_cursor_move, SPI_scroll_cursor_move
SPI_start_transaction, SPI_start_transaction
SPI_unregister_relation, SPI_unregister_relation
split, String Functions
split_part, String Functions and Operators
SQL/CLI, SQL Conformance
SQL/Foundation, SQL Conformance
SQL/Framework, SQL Conformance
SQL/JRT, SQL Conformance
SQL/JSON, JSON Functions and Operators
functions and expressions, JSON Functions and Operators
SQL/JSON path language, The SQL/JSON Path Language
SQL/MDA, SQL Conformance
SQL/MED, SQL Conformance
SQL/OLB, SQL Conformance
SQL/PGQ, SQL Conformance
SQL/PSM, SQL Conformance
SQL/Schemata, SQL Conformance
SQL/XML, SQL Conformance
limits and conformance, XML Limits and Conformance to SQL/XML
sqrt, Mathematical Functions and Operators, Logarithmic Functions
ssh, Secure TCP/IP Connections with SSH Tunnels
SSI, Introduction
SSL, Secure TCP/IP Connections with SSL, SSL Support
in libpq, Connection Status Functions
with libpq, Parameter Key Words
TLS, Secure TCP/IP Connections with SSL, SSL Support
ssl configuration parameter, SSL
sslinfo, sslinfo — obtain client SSL information
ssl_ca_file configuration parameter, SSL
ssl_cert_file configuration parameter, SSL
ssl_cipher, Functions Provided
ssl_ciphers configuration parameter, SSL
ssl_client_cert_present, Functions Provided
ssl_client_dn, Functions Provided
ssl_client_dn_field, Functions Provided
ssl_client_serial, Functions Provided
ssl_crl_dir configuration parameter, SSL
ssl_crl_file configuration parameter, SSL
ssl_dh_params_file configuration parameter, SSL
ssl_ecdh_curve configuration parameter, SSL
ssl_extension_info, Functions Provided
ssl_issuer_dn, Functions Provided
ssl_issuer_field, Functions Provided
ssl_is_used, Functions Provided
ssl_key_file configuration parameter, SSL
ssl_library configuration parameter, Preset Options
ssl_max_protocol_version configuration parameter, SSL
ssl_min_protocol_version configuration parameter, SSL
ssl_passphrase_command configuration parameter, SSL
ssl_passphrase_command_supports_reload configuration parameter, SSL
ssl_prefer_server_ciphers configuration parameter, SSL
ssl_version, Functions Provided
SSPI, SSPI Authentication
STABLE, Function Volatility Categories
standard deviation, Aggregate Functions
population, Aggregate Functions
sample, Aggregate Functions
standard_conforming_strings configuration parameter, Previous Postgres Pro Versions
standby server, High Availability, Load Balancing, and Replication
standby.signal, Archive Recovery, Standby Server Operation, Setting Up a Standby Server
for hot standby, Administrator's Overview
pg_basebackup --write-recovery-conf, Options
standby_mode (see standby.signal)
START TRANSACTION, START TRANSACTION
startNode, Scalar Functions
starts_with, String Functions and Operators
starttls, utl_smtp Functions
start_id, Scalar Functions
START_REPLICATION, Streaming Replication Protocol
statement_timeout configuration parameter, Statement Behavior
statement_timestamp, Date/Time Functions and Operators
statistics, Aggregate Functions, Statistics Used by the Planner, Extended Statistics, Updating Planner Statistics, The Cumulative Statistics System
of the planner, Statistics Used by the Planner, Extended Statistics, Updating Planner Statistics
stats_fetch_consistency configuration parameter, Cumulative Query and Index Statistics
stddev, Aggregate Functions
stddev_pop, Aggregate Functions
stddev_samp, Aggregate Functions
stDev, Aggregation Functions
stDevP, Aggregation Functions
STONITH, High Availability, Load Balancing, and Replication
storage parameters, Storage Parameters
Streaming Replication, High Availability, Load Balancing, and Replication
strict_word_similarity, Functions and Operators
string (see character string)
strings
backslash quotes, Previous Postgres Pro Versions
escape warning, Previous Postgres Pro Versions
standard conforming, Previous Postgres Pro Versions
string_agg, Aggregate Functions
string_to_array, String Functions and Operators
string_to_table, String Functions and Operators
strip, Text Search Functions and Operators, Manipulating Documents
strpos, String Functions and Operators
subarray, intarray Functions and Operators
subltree, Operators and Functions
subpath, Operators and Functions
subplan, EXPLAIN Basics
hashed, EXPLAIN Basics
subquery, Aggregate Functions, Scalar Subqueries, Subqueries, Subquery Expressions
subscript, Subscripts
substr, String Functions and Operators, Binary String Functions and Operators, Reading LOBs
substring, String Functions and Operators, Binary String Functions and Operators, Bit String Functions and Operators, SIMILAR TO Regular Expressions, POSIX Regular Expressions, String Functions
SUBSTRING_REGEX, Differences from SQL Standard and XQuery
subtransactions
in PL/Tcl, Explicit Subtransactions in PL/Tcl
subtransaction_buffers configuration parameter, Memory
sum, Aggregate Functions, Aggregation Functions
summarize_wal configuration parameter, WAL Summarization
superuser, Accessing a Database, Role Attributes
superuser_reserved_connections configuration parameter, Connection Settings
support functions
in_range, B-Tree Support Functions
suppress_redundant_updates_trigger, Trigger Functions
svals, hstore Operators and Functions
synchronized_standby_slots configuration parameter, Sending Servers
synchronize_seqscans configuration parameter, Previous Postgres Pro Versions
synchronous commit, Asynchronous Commit
Synchronous Replication, High Availability, Load Balancing, and Replication
synchronous_commit configuration parameter, Settings
synchronous_standby_gap configuration parameter, Primary Server
synchronous_standby_names configuration parameter, Primary Server
sync_replication_slots configuration parameter, Standby Servers
syntax, SQL Syntax
SQL, SQL Syntax
syslog_facility configuration parameter, Where to Log
syslog_ident configuration parameter, Where to Log
syslog_sequence_numbers configuration parameter, Where to Log
syslog_split_messages configuration parameter, Where to Log
system catalog, The System Catalog Schema
schema, The System Catalog Schema
systemd, Starting the Database Server
RemoveIPC, systemd RemoveIPC
system_user, Session Information Functions

T

table, Concepts, Table Basics, Modifying Tables
creating, Table Basics
inheritance, Inheritance
modifying, Modifying Tables
partitioning, Table Partitioning
removing, Table Basics
renaming, Renaming a Table
Table Access Method, Table Access Method Interface Definition
TABLE command, SELECT
table expression, Table Expressions
table function, Table Functions, xmltable
XMLTABLE, xmltable
table sampling method, Writing a Table Sampling Method
tableam
Table Access Method, Table Access Method Interface Definition
tablefunc, tablefunc — functions that return tables (crosstab and others)
tableoid, System Columns
TABLESAMPLE method, Writing a Table Sampling Method
tablespace, Tablespaces
default, Statement Behavior
temporary, Statement Behavior
table_am_handler, Pseudo-Types
take_sample, Sampling Functions
take_sample_subset, Sampling Functions, Subsampling Functions
take_subsample, Subsampling Functions
tan, Mathematical Functions and Operators, Trigonometric Functions
tand, Mathematical Functions and Operators
tanh, Mathematical Functions and Operators
target list, The Query Tree
Tcl, PL/Tcl — Tcl Procedural Language
tcn, tcn — a trigger function to notify listeners of changes to table content
tcp_keepalives_count configuration parameter, TCP Settings
tcp_keepalives_idle configuration parameter, TCP Settings
tcp_keepalives_interval configuration parameter, TCP Settings
tcp_user_timeout configuration parameter, TCP Settings
template0, Creating a Database, Template Databases
template1, Creating a Database, Template Databases
temp_buffers configuration parameter, Memory
temp_file_limit configuration parameter, Disk
temp_tablespaces configuration parameter, Statement Behavior
temp_table_max_size configuration parameter, Disk
test_decoding, test_decoding — SQL-based test/example module for WAL logical decoding
text, Character Types, Network Address Functions and Operators
text search, Text Search Types, Text Search Types, Full Text Search, Preferred Index Types for Text Search
data types, Text Search Types
functions and operators, Text Search Types
indexes, Preferred Index Types for Text Search
text2ltree, Operators and Functions
threads, Behavior in Threaded Programs
with libpq, Behavior in Threaded Programs
tid, Object Identifier Types
time, Date/Time Types, Times
constants, Special Values
current, Current Date/Time
output format, Date/Time Output
(see also formatting)
time span, Date/Time Types
time with time zone, Date/Time Types, Times
time without time zone, Date/Time Types, Times
time zone, Time Zones, Locale and Formatting, POSIX Time Zone Specifications
conversion, AT TIME ZONE and AT LOCAL
input abbreviations, Date/Time Configuration Files
POSIX-style specification, POSIX Time Zone Specifications
time zone names, Locale and Formatting
timelines, Backup and Restore
TIMELINE_HISTORY, Streaming Replication Protocol
timeofday, Date/Time Functions and Operators
timeout
client authentication, Authentication
deadlock, Lock Management
timestamp, Date/Time Types, Time Stamps, Scalar Functions
timestamp with time zone, Date/Time Types, Time Stamps
timestamp without time zone, Date/Time Types, Time Stamps
timestamptz, Date/Time Types
TimeZone configuration parameter, Locale and Formatting
timezone_abbreviations configuration parameter, Locale and Formatting
TOAST, TOAST
and user-defined types, TOAST Considerations
per-column storage settings, Description, Parameters
per-type storage settings, Description
versus large objects, Introduction
toast_tuple_target storage parameter, Storage Parameters
toBoolean, Scalar Functions
toBooleanList, List Functions
toFloat, Scalar Functions
toInteger, Scalar Functions
token, Lexical Structure
toLower, String Functions
toString, String Functions
toUpper, String Functions
to_ascii, String Functions and Operators
to_attname, Functions
to_attnum, Functions
to_atttype, Functions
to_bin, String Functions and Operators
to_blob, Utility Functions
to_char, Data Type Formatting Functions
and locales, Behavior
to_clob, Utility Functions
to_date, Data Type Formatting Functions
to_hex, String Functions and Operators
to_json, Processing and Creating JSON Data
to_jsonb, Processing and Creating JSON Data
to_namespace, Functions
to_number, Data Type Formatting Functions
to_oct, String Functions and Operators
to_raw, Utility Functions
to_regclass, System Catalog Information Functions
to_regcollation, System Catalog Information Functions
to_regnamespace, System Catalog Information Functions
to_regoper, System Catalog Information Functions
to_regoperator, System Catalog Information Functions
to_regproc, System Catalog Information Functions
to_regprocedure, System Catalog Information Functions
to_regprofile, System Catalog Information Functions
to_regrole, System Catalog Information Functions
to_regtype, System Catalog Information Functions
to_regtypemod, System Catalog Information Functions
to_schema_qualified_operator, Functions
to_schema_qualified_relation, Functions
to_schema_qualified_type, Functions
to_timestamp, Data Type Formatting Functions, Date/Time Functions and Operators
to_tsquery, Text Search Functions and Operators, Parsing Queries
to_tsvector, Text Search Functions and Operators, Parsing Documents
trace_locks configuration parameter, Developer Options
trace_lock_oidmin configuration parameter, Developer Options
trace_lock_table configuration parameter, Developer Options
trace_lwlocks configuration parameter, Developer Options
trace_notify configuration parameter, Developer Options
trace_sort configuration parameter, Developer Options
trace_userlocks configuration parameter, Developer Options
track_activities configuration parameter, Cumulative Query and Index Statistics
track_activity_query_size configuration parameter, Cumulative Query and Index Statistics
track_commit_timestamp configuration parameter, Sending Servers
track_counts configuration parameter, Cumulative Query and Index Statistics
track_functions configuration parameter, Cumulative Query and Index Statistics
track_io_timing configuration parameter, Cumulative Query and Index Statistics
track_wal_io_timing configuration parameter, Cumulative Query and Index Statistics
transaction, Transactions
transaction ID, Forced shrinking pg_xact and pg_multixact
wraparound, Forced shrinking pg_xact and pg_multixact
transaction isolation, Transaction Isolation
transaction isolation level, Transaction Isolation, Statement Behavior
read committed, Read Committed Isolation Level
repeatable read, Repeatable Read Isolation Level
serializable, Serializable Isolation Level
setting, SET TRANSACTION
setting default, Statement Behavior
transaction log (see WAL)
transaction_buffers configuration parameter, Memory
transaction_deferrable configuration parameter, Statement Behavior
transaction_isolation configuration parameter, Statement Behavior
transaction_read_only configuration parameter, Statement Behavior
transaction_timeout configuration parameter, Statement Behavior
transaction_timestamp, Date/Time Functions and Operators
transform_null_equals configuration parameter, Platform and Client Compatibility
transition tables, CREATE TRIGGER
(see also ephemeral named relation)
implementation in PLs, SPI_register_trigger_data
referencing from C trigger, Writing Trigger Functions in C
translate, String Functions and Operators
TRANSLATE_REGEX, Differences from SQL Standard and XQuery
transparent huge pages, Memory
trigger, Pseudo-Types, Triggers, Writing Trigger Functions in C, Rules Versus Triggers, Trigger Functions, Trigger Functions
arguments for trigger functions, Overview of Trigger Behavior
constraint trigger, Description
for updating a derived tsvector column, Triggers for Automatic Updates
in C, Writing Trigger Functions in C
in PL/pgSQL, Trigger Functions
in PL/Python, Trigger Functions
in PL/Tcl, Trigger Functions in PL/Tcl
compared with rules, Rules Versus Triggers
triggered_change_notification, tcn — a trigger function to notify listeners of changes to table content
trim, String Functions and Operators, Binary String Functions and Operators, Updating LOBs, String Functions
trim_array, Array Functions and Operators
trim_scale, Mathematical Functions and Operators
troubleshooting, Troubleshooting
true, Boolean Type
trunc, Mathematical Functions and Operators, Network Address Functions and Operators
TRUNCATE, TRUNCATE
truncate_local_data_after_distributing_table function, Table and Shard DDL
trusted, Trusted and Untrusted PL/Perl
PL/Perl, Trusted and Untrusted PL/Perl
tsm_handler, Pseudo-Types
tsm_system_rows, tsm_system_rows — the SYSTEM_ROWS sampling method for TABLESAMPLE
tsm_system_time, tsm_system_time — the SYSTEM_TIME sampling method for TABLESAMPLE
tsquery (data type), tsquery
tsquery_phrase, Text Search Functions and Operators, Manipulating Queries
tsvector (data type), tsvector
tsvector concatenation, Manipulating Documents
tsvector_to_array, Text Search Functions and Operators
tsvector_update_trigger, Trigger Functions
tsvector_update_trigger_column, Trigger Functions
ts_debug, Text Search Functions and Operators, Configuration Testing
ts_delete, Text Search Functions and Operators
ts_filter, Text Search Functions and Operators
ts_headline, Text Search Functions and Operators, Highlighting Results
ts_lexize, Text Search Functions and Operators, Dictionary Testing
ts_parse, Text Search Functions and Operators, Parser Testing
ts_rank, Text Search Functions and Operators, Ranking Search Results
ts_rank_cd, Text Search Functions and Operators, Ranking Search Results
ts_rewrite, Text Search Functions and Operators, Query Rewriting
ts_stat, Text Search Functions and Operators, Gathering Document Statistics
ts_token_type, Text Search Functions and Operators, Parser Testing
tuple_data_split, Heap Functions
txid_current, Transaction ID and Snapshot Information Functions
txid_current_if_assigned, Transaction ID and Snapshot Information Functions
txid_current_snapshot, Transaction ID and Snapshot Information Functions
txid_snapshot_xip, Transaction ID and Snapshot Information Functions
txid_snapshot_xmax, Transaction ID and Snapshot Information Functions
txid_snapshot_xmin, Transaction ID and Snapshot Information Functions
txid_status, Transaction ID and Snapshot Information Functions
txid_visible_in_snapshot, Transaction ID and Snapshot Information Functions
type, Scalar Functions (see data type)
type cast, Numeric Constants, Type Casts
typedef
in ECPG, Typedefs

U

UESCAPE, Identifiers and Key Words, String Constants with Unicode Escapes
unaccent, unaccent — a text search dictionary which removes diacritics, Functions
undistribute_table function, Table and Shard DDL
Unicode escape, String Constants with Unicode Escapes
in identifiers, Identifiers and Key Words
in string constants, String Constants with Unicode Escapes
Unicode normalization, String Functions and Operators
unicode_assigned, String Functions and Operators
unicode_nul_character_replacement_in_jsonb configuration parameter, Platform and Client Compatibility
unicode_version, Version Information Functions
UNION, Combining Queries (UNION, INTERSECT, EXCEPT), UNION, CASE, and Related Constructs
determination of result type, UNION, CASE, and Related Constructs
uniq, intarray Functions and Operators
unique constraint, Unique Constraints
unistr, String Functions and Operators
Unix domain socket, Parameter Key Words
unix_socket_directories configuration parameter, Connection Settings
unix_socket_group configuration parameter, Connection Settings
unix_socket_permissions configuration parameter, Connection Settings
unknown, Pseudo-Types
UNLISTEN, UNLISTEN
unnest, Array Functions and Operators
for multirange, Range/Multirange Functions and Operators
for tsvector, Text Search Functions and Operators
unqualified name, The Schema Search Path
updatable views, Updatable Views
UPDATE, Updates, Updating Data, Returning Data from Modified Rows, UPDATE
RETURNING, Returning Data from Modified Rows
update_distributed_table_colocation function, Table and Shard DDL
update_process_title configuration parameter, Process Title
updating, Updating Data
upgrading, Upgrading a Postgres Pro Cluster
UPLOAD_MANIFEST, Streaming Replication Protocol
upper, String Functions and Operators, Range/Multirange Functions and Operators
and locales, Behavior
upper_inc, Range/Multirange Functions and Operators
upper_inf, Range/Multirange Functions and Operators
UPSERT, INSERT
URI, Connection Strings
usage_tracking_interval configuration parameter, Prioritization
user, Session Information Functions, Database Roles
current, Session Information Functions
user mapping, Foreign Data
User name maps, User Name Maps
user_catalog_table storage parameter, Storage Parameters
UUID, UUID Type, UUID Type
generating, UUID Type
uuid-ossp, uuid-ossp — a UUID generator
uuid_extract_timestamp, UUID Functions
uuid_extract_version, UUID Functions
uuid_generate_v1, uuid-ossp Functions
uuid_generate_v1mc, uuid-ossp Functions
uuid_generate_v3, uuid-ossp Functions

V

vacuum, Routine Vacuuming
VACUUM, VACUUM
vacuumdb, vacuumdb
vacuumlo, vacuumlo
vacuum_buffer_usage_limit configuration parameter, Memory
vacuum_cost_delay configuration parameter, Cost-based Vacuum Delay
vacuum_cost_limit configuration parameter, Cost-based Vacuum Delay
vacuum_cost_page_dirty configuration parameter, Cost-based Vacuum Delay
vacuum_cost_page_hit configuration parameter, Cost-based Vacuum Delay
vacuum_cost_page_miss configuration parameter, Cost-based Vacuum Delay
vacuum_failsafe_age configuration parameter, Statement Behavior
vacuum_freeze_min_age configuration parameter, Statement Behavior
vacuum_freeze_table_age configuration parameter, Statement Behavior
vacuum_index_cleanup storage parameter, Storage Parameters
vacuum_multixact_failsafe_age configuration parameter, Statement Behavior
vacuum_multixact_freeze_min_age configuration parameter, Statement Behavior
vacuum_multixact_freeze_table_age configuration parameter, Statement Behavior
vacuum_truncate storage parameter, Storage Parameters
vacuum_update_datfrozenxid_only_when_needed configuration parameter, Statement Behavior
value expression, Value Expressions
VALUES, VALUES Lists, UNION, CASE, and Related Constructs, VALUES
determination of result type, UNION, CASE, and Related Constructs
varchar, Character Types
variadic function, SQL Functions with Variable Numbers of Arguments
variance, Aggregate Functions
population, Aggregate Functions
sample, Aggregate Functions
var_pop, Aggregate Functions
var_samp, Aggregate Functions
version, Accessing a Database, Version Information Functions, Upgrading a Postgres Pro Cluster
compatibility, Upgrading a Postgres Pro Cluster
view, Views, Views and the Rule System, Materialized Views, Cooperation with Views
implementation through rules, Views and the Rule System
materialized, Materialized Views
updating, Cooperation with Views
Visibility Map, Visibility Map
VM (see Visibility Map)
void, Pseudo-Types
VOLATILE, Function Volatility Categories
volatility, Function Volatility Categories
functions, Function Volatility Categories
vops.auto_substitute_projections vops parameter, Configuration Parameters
vops_unnest(), Conversion Functions
VPATH, Extension Building Infrastructure
vrfy, utl_smtp Functions

W

WAL, Reliability and the Write-Ahead Log
wal_block_size configuration parameter, Preset Options
wal_buffers configuration parameter, Settings
wal_compression configuration parameter, Settings
wal_consistency_checking configuration parameter, Developer Options
wal_debug configuration parameter, Developer Options
wal_decode_buffer_size configuration parameter, Recovery
wal_init_zero configuration parameter, Settings
wal_keep_size configuration parameter, Sending Servers
wal_level configuration parameter, Settings
wal_log_hints configuration parameter, Settings
wal_receiver_create_temp_slot configuration parameter, Standby Servers
wal_receiver_status_interval configuration parameter, Standby Servers
wal_receiver_timeout configuration parameter, Standby Servers
wal_recycle configuration parameter, Settings
wal_retrieve_retry_interval configuration parameter, Standby Servers
wal_segment_size configuration parameter, Preset Options
wal_sender_check_crc configuration parameter, Settings
wal_sender_panic_on_crc_error configuration parameter, Settings
wal_sender_timeout configuration parameter, Sending Servers
wal_skip_threshold configuration parameter, Settings
wal_summary_keep_time configuration parameter, WAL Summarization
wal_sync_method configuration parameter, Settings
wal_writer_delay configuration parameter, Settings
wal_writer_flush_after configuration parameter, Settings
warm standby, High Availability, Load Balancing, and Replication
websearch_to_tsquery, Text Search Functions and Operators
WHERE, The WHERE Clause
where to log, Where to Log
WHILE
in PL/pgSQL, WHILE
width, Geometric Functions and Operators
width_bucket, Mathematical Functions and Operators
window function, Window Functions, Window Function Calls, Window Function Processing, Window Functions
built-in, Window Functions
invocation, Window Function Calls
order of execution, Window Function Processing
wipe_file_on_delete configuration parameter, Memory Purge
wipe_heaptuple_on_delete configuration parameter, Memory Purge
wipe_memctx_on_free configuration parameter, Memory Purge
wipe_mem_on_free configuration parameter, Memory Purge
wipe_xlog_on_free configuration parameter, Memory Purge
WITH, WITH Queries (Common Table Expressions), SELECT
in SELECT, WITH Queries (Common Table Expressions), SELECT
WITH CHECK OPTION, CREATE VIEW
WITHIN GROUP, Aggregate Expressions
witness server, High Availability, Load Balancing, and Replication
word_similarity, Functions and Operators
work_mem configuration parameter, Memory
wraparound
of multixact IDs, Shrinking pg_multixact
of transaction IDs, Forced shrinking pg_xact and pg_multixact
write, Updating LOBs
write_data, utl_smtp Functions
write_raw, HTTP Requests
write_raw_data, utl_smtp Functions
write_text, HTTP Requests

X

xid, Object Identifier Types
xid8, Object Identifier Types
xmax, System Columns
xmin, System Columns
XML, XML Type
XML export, Mapping Tables to XML
XML Functions, XML Functions
XML option, Creating XML Values, Statement Behavior
xml2, xml2 — XPath querying and XSLT functionality
xmlagg, xmlagg, Aggregate Functions
xmlbinary configuration parameter, Statement Behavior
xmlcomment, xmlcomment
xmlconcat, xmlconcat
xmlelement, xmlelement
XMLEXISTS, XMLEXISTS
xmlforest, xmlforest
xmloption configuration parameter, Statement Behavior
xmlparse, Creating XML Values
xmlpi, xmlpi
xmlroot, xmlroot
xmlserialize, Creating XML Values
xmltable, xmltable
xmltext, xmltext
xml_is_well_formed, xml_is_well_formed
xml_is_well_formed_content, xml_is_well_formed
xml_is_well_formed_document, xml_is_well_formed
xml_parse_huge configuration parameter, Memory
XPath, xpath
xpath_exists, xpath_exists
xpath_table, xpath_table
XQuery regular expressions, Differences from SQL Standard and XQuery
xslt_process, xslt_process

Z

zero_damaged_pages configuration parameter, Developer Options