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Re: Unclear documentation (IMMUTABLE functions)

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Daniel Schreiber <daniel(dot)schreiber(at)s1999(dot)tu-chemnitz(dot)de>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: Unclear documentation (IMMUTABLE functions)
Date: 2003-09-05 16:47:13
Message-ID: 28223.1062780433@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-bugs
Daniel Schreiber <daniel(dot)schreiber(at)s1999(dot)tu-chemnitz(dot)de> writes:
> Okay, thanks for the help. I will rewrite the function as STABLE. Btw: is 
> there documentation which parts in the environment are STABLE/IMMUTABLE?

Look in pg_proc (the provolatile column is 'i', 's', or 'v' IIRC).
I don't think psql's \df will show this column, which might be a mistake.

			regards, tom lane

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