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Clarify NULLIF example
authorPeter Eisentraut <peter_e@gmx.net>
Wed, 22 Jul 2009 18:07:26 +0000 (18:07 +0000)
committerPeter Eisentraut <peter_e@gmx.net>
Wed, 22 Jul 2009 18:07:26 +0000 (18:07 +0000)
commit2afa73a9e8545b880ca439385f5aa8c0cf716aa8
tree3b9f44fbb3a1fe5eeb9278a6ccc315da88e64ad3
parent846c364dd4eab27e95ad01cf3a699aedea3ebe0c
Clarify NULLIF example

found by "Vesa-Matti J Kari" <vmkari@cc.helsinki.fi>
doc/src/sgml/func.sgml