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Re: Index not used for JOIN on compound key plus WHERE range filter
Posted by: Rick James
Date: August 31, 2013 04:13PM

KEY `ix_appt` (`pk1`,`placePk2`,`when`),
-->
KEY `ix_appt` (`when`,`pk1`,`placePk2`),

That way, it can use the index to filter on `when`.

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Re: Index not used for JOIN on compound key plus WHERE range filter
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August 31, 2013 04:13PM


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