| PostgreSQL 9.4.1 Documentation | |||
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58.2. Built-in Operator Classes
The core PostgreSQL distribution includes the GIN operator classes shown in Table 58-1. (Some of the optional modules described in Appendix F provide additional GIN operator classes.)
Table 58-1. Built-in GIN Operator Classes
| Name | Indexed Data Type | Indexable Operators |
|---|---|---|
| _abstime_ops | abstime[] | && <@ = @> |
| _bit_ops | bit[] | && <@ = @> |
| _bool_ops | boolean[] | && <@ = @> |
| _bpchar_ops | character[] | && <@ = @> |
| _bytea_ops | bytea[] | && <@ = @> |
| _char_ops | "char"[] | && <@ = @> |
| _cidr_ops | cidr[] | && <@ = @> |
| _date_ops | date[] | && <@ = @> |
| _float4_ops | float4[] | && <@ = @> |
| _float8_ops | float8[] | && <@ = @> |
| _inet_ops | inet[] | && <@ = @> |
| _int2_ops | smallint[] | && <@ = @> |
| _int4_ops | integer[] | && <@ = @> |
| _int8_ops | bigint[] | && <@ = @> |
| _interval_ops | interval[] | && <@ = @> |
| _macaddr_ops | macaddr[] | && <@ = @> |
| _money_ops | money[] | && <@ = @> |
| _name_ops | name[] | && <@ = @> |
| _numeric_ops | numeric[] | && <@ = @> |
| _oid_ops | oid[] | && <@ = @> |
| _oidvector_ops | oidvector[] | && <@ = @> |
| _reltime_ops | reltime[] | && <@ = @> |
| _text_ops | text[] | && <@ = @> |
| _time_ops | time[] | && <@ = @> |
| _timestamp_ops | timestamp[] | && <@ = @> |
| _timestamptz_ops | timestamp with time zone[] | && <@ = @> |
| _timetz_ops | time with time zone[] | && <@ = @> |
| _tinterval_ops | tinterval[] | && <@ = @> |
| _varbit_ops | bit varying[] | && <@ = @> |
| _varchar_ops | character varying[] | && <@ = @> |
| jsonb_ops | jsonb | ? ?& ?| @> |
| jsonb_path_ops | jsonb | @> |
| tsvector_ops | tsvector | @@ @@@ |
Of the two operator classes for type jsonb, jsonb_ops is the default. jsonb_path_ops supports fewer operators but offers better performance for those operators. See Section 8.14.4 for details.