Peter Eisentraut <[EMAIL PROTECTED]> writes: > Moreover, the unset state shouldn't exist at all. No parameter can behave > reasonably if unset behaved differently from an empty string. Explicitly > assigning an unset state doesn't work. So it seems that for all external > communication, an unset string parameter should simply display the empty > string.
I wouldn't object to that, but my recollection is that that was once the behavior, and somebody insisted it was bad. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend