Tom Lane wrote:
> "Joshua D. Drake" <jd@commandprompt.com> writes:
>> Assume the following:
>> index on: (id, adate)
>> constraint CHECK(adate > '01-01-2007' AND adate < '04-01-2007');
>
>> The planner will not use the index listed above.
>
> For what?
select adate from parent where adate = '01-25-2007'
For example.
Joshua D. Drake
>
> regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
>
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