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tmpmac@mac.com wrote:
> CREATE UNIQUE INDEX name on table(param1,param2);
>
> How to create such unique index when param2 is bool type, and this param2 should be accepted only in case of true ?
>
> I tried: CREATE UNIQUE INDEX name on table(param1,(param2 = 'true'));
> but it's not working.
CREATE UNIQUE INDEX foo ON table(param1, (NULLIF(param2, false)))
- --
Stuart Bishop <stuart@stuartbishop.net>
http://www.stuartbishop.net/
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