Dmitry Tkach <[EMAIL PROTECTED]> writes: > The problem is that in the 'real life' situation the condition is a lot > more complicated than this simple is null test... I hate having to > duplicate it, and I hate even more having to evaluate it twice on every > insert :-(
Why evaluate it twice? The DO INSTEAD NOTHING rule should be unconditional. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 2: you can get off all lists at once with the unregister command (send "unregister YourEmailAddressHere" to [EMAIL PROTECTED])