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Re: pgsql: Fix IS NULL and IS NOT NULL tests on row-valued expressions to

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Teodor Sigaev <teodor(at)sigaev(dot)ru>
Cc: pgsql-committers(at)postgresql(dot)org, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: pgsql: Fix IS NULL and IS NOT NULL tests on row-valued expressions to
Date: 2006-09-29 14:31:02
Message-ID: 15301.1159540262@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-committerspgsql-hackers
Teodor Sigaev <teodor(at)sigaev(dot)ru> writes:
> 9.17.5. Row-wise Comparison
> "These constructs test a row value for null or not null. A row value is 
> considered not null if it has at least one field that is not null."

Wups, I missed that part of the docs, will fix.  Thanks.

			regards, tom lane

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