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Re: Why does this query take 2 minutes?
Posted by: KimSeong Loh
Date: February 03, 2005 08:34PM

The prefix of the composite index can be used
Example: (hid,hcreationtimestamp,hresultid)
Then, (hid) and (hid,hcreationtimestamp) can be used from the same composite index without creating these extra indexes.

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