"Joshua D. Drake" <[EMAIL PROTECTED]> 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?

                        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

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