Skip site navigation (1) Skip section navigation (2)

Re: function side effects

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Peter Eisentraut <peter_e(at)gmx(dot)net>
Cc: Jaime Casanova <jcasanov(at)systemguards(dot)com(dot)ec>, Greg Stark <gsstark(at)mit(dot)edu>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, Tatsuo Ishii <ishii(at)postgresql(dot)org>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: function side effects
Date: 2010-03-01 21:29:56
Message-ID: 24513.1267478996@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
Peter Eisentraut <peter_e(at)gmx(dot)net> writes:
> SQL standard:

> <SQL-data access indication> ::=
> NO SQL
> | CONTAINS SQL
> | READS SQL DATA
> | MODIFIES SQL DATA

Huh.  I understand three of those, but what is the use of CONTAINS SQL?
Seems like that would have to be the same as the last one, or maybe
the next-to-last one if you're prepared to assume it's read-only SQL.

			regards, tom lane

In response to

Responses

pgsql-hackers by date

Next:From: Tom LaneDate: 2010-03-01 21:35:49
Subject: Re: double and numeric conversion
Previous:From: Andrew DunstanDate: 2010-03-01 20:58:44
Subject: Re: double and numeric conversion

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group