Re: Documentation tweak for row-valued expressions and null

On 7/26/15 8:40 PM, Thomas Munro wrote:
> I wonder if it might be worth adding a tiny note to the manual to
> point out that the special logic for "<row-valued-expression> IS [ NOT
> ] NULL" doesn't apply anywhere else that we handle nulls or talk about
> [non]-null values in the manual.  See attached.

Yes. This is a common point of confusion.
-- 
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
Data in Trouble? Get it in Treble! http://BlueTreble.com