Re: backup and document views and user functions - Mailing list pgsql-sql

From Peter Steinheuser
Subject Re: backup and document views and user functions
Date
Msg-id AANLkTikL3oHQabvtM7g0=AvQ76ni4qA3FseV1Z-yoVXz@mail.gmail.com
Whole thread
In response to backup and document views and user functions  (David Harel <hareldvd@gmail.com>)
Responses Re: backup and document views and user functions
List pgsql-sql
You'll probably have to write something (a function) that pulls the data out of pg_catalog.
You can get a leg up on that by connecting to psql using -E, which echoes hidden queries.
If you do a \df+   on a function, you'll see the query PG uses.

ex.
production=# \df+ myschema.*

********* QUERY **********
SELECT n.nspname as "Schema",
  p.proname as "Name",
  pg_catalog.pg_get_function_result(p.oid) as "Result data type",
  pg_catalog.pg_get_function_arguments(p.oid) as "Argument data types",
 CASE
  WHEN p.proisagg THEN 'agg'
  WHEN p.proiswindow THEN 'window'
  WHEN p.prorettype = 'pg_catalog.trigger'::pg_catalog.regtype THEN 'trigger'
  ELSE 'normal'
END as "Type",
 CASE
  WHEN p.provolatile = 'i' THEN 'immutable'
  WHEN p.provolatile = 's' THEN 'stable'
  WHEN p.provolatile = 'v' THEN 'volatile'
END as "Volatility",
  pg_catalog.pg_get_userbyid(p.proowner) as "Owner",
  l.lanname as "Language",
  p.prosrc as "Source code",
  pg_catalog.obj_description(p.oid, 'pg_proc') as "Description"
FROM pg_catalog.pg_proc p
     LEFT JOIN pg_catalog.pg_namespace n ON n.oid = p.pronamespace
     LEFT JOIN pg_catalog.pg_language l ON l.oid = p.prolang
WHERE n.nspname ~ '^(myschema)$'
ORDER BY 1, 2, 4;
**************************



On Mon, Aug 30, 2010 at 2:21 PM, David Harel <hareldvd@gmail.com> wrote:
Hi,

I am looking for an easy way to backup views and functions. I want to store them in our version control system.

Using pgAdmin I can access them one at a time. I am looking for a better reporting mechanism. psql shell command for such report will be just fine.

Sorry for the lame question. I didn't find any clues on the web .(typically, I fail to phrase the right keywords)
-- 
Thanks.

David Harel,

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--
Peter Steinheuser
psteinheuser@myyearbook.com

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