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Optimization of where clause
Posted by: Grzegorz Brze╠Ęczyszczykiewicz
Date: May 07, 2014 05:14AM

Regarding to optimization, do mysql optimization in query if first column in where clause is second column in index definition or is not in index definition ?

...where second_index_col operator val and first_index_col oper val etc...

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Optimization of where clause
May 07, 2014 05:14AM


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