Clarify NULLIF example
authorPeter Eisentraut <[email protected]>
Wed, 22 Jul 2009 18:07:26 +0000 (18:07 +0000)
committerPeter Eisentraut <[email protected]>
Wed, 22 Jul 2009 18:07:26 +0000 (18:07 +0000)
commit2afa73a9e8545b880ca439385f5aa8c0cf716aa8
tree3b9f44fbb3a1fe5eeb9278a6ccc315da88e64ad3
parent846c364dd4eab27e95ad01cf3a699aedea3ebe0c
Clarify NULLIF example

found by "Vesa-Matti J Kari" <[email protected]>
doc/src/sgml/func.sgml