Dennis Bj�rklund writes:

> The truth table in
>
> http://www.postgresql.org/docs/7.3/static/functions.html#FUNCTIONS-LOGICAL
>
> is missing some rows. The meaning is clear if you know that AND and OR is
> commutative but that is not written there either.

I've added a note that they are commutative.

-- 
Peter Eisentraut   [EMAIL PROTECTED]

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