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group by / order by/ filesort / temporary
Posted by: Miran Cvenkel
Date: November 24, 2011 01:55PM

see this image:
http://shrani.najdi.si/?d/Pk/1KAeHn3n/tmp.jpg

The second query takes like 10-15 times more time to execute.

The workaround is wrapping all into outer select, and order by that.

Any other way ?

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group by / order by/ filesort / temporary
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Miran Cvenkel
November 24, 2011 01:55PM
Re: group by / order by/ filesort / temporary
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d batz
November 29, 2011 02:53AM


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