David Garamond <[EMAIL PROTECTED]> writes:
> I have a table of 2mil records. The table consists of two columns, id
> (BYTEA/GUID, PK) and i (INT, UNIQUE INDEX). Could someone explain why,
> when using a bigint value like this:
> Postgres immediately switches from index scan to seq scan?
Cross-data-type comparisons aren't indexable. (At least not in current
releases. Your examples do work in CVS tip.)
regards, tom lane
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TIP 8: explain analyze is your friend
