On Wed, 16 Mar 2005 22:19:13 -0500, Tom Lane <[EMAIL PROTECTED]> wrote:
>calculate the correlation explicitly for each index

May be it's time to revisit an old proposal that has failed to catch
anybody's attention during the 7.4 beta period:

I'm not sure I'd store index correlation in a separate table today.
You've invented something better for functional index statistics, AFAIR.


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