Re: PL/PgSQL and NULL

Andrew Perrin writes:

> I'm trying to write what should be a simple function that returns the
> minimim of two integers. The complication is that when one of the two
> integers is NULL, it should return the other; and when both are NULL, it
> should return NULL.

Functions involving NULLs don't work well before version 7.1.

-- 
Peter Eisentraut      peter_e@gmx.net       http://yi.org/peter-e/