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Re: Reg table design and query performances
Posted by: Øystein Grøvlen ()
Date: April 26, 2016 06:02AM

Hi,

Which version of MySQL are you using?

Your query will be much quicker on 5.6 than on 5.5 since MySQL 5.6 will create indexes on the temporary tables created from the subqueries. MySQL 5.7 should be even faster since temporary tables should not be needed at all.

Øystein Grøvlen,
Senior Principal Software Engineer,
MySQL Group, Oracle,
Trondheim, Norway

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Subject Views Written By Posted
Reg table design and query performances 692 Devrishi Shandilya 04/26/2016 03:02AM
Re: Reg table design and query performances 371 Øystein Grøvlen 04/26/2016 06:02AM
Re: Reg table design and query performances 492 Devrishi Shandilya 04/26/2016 06:16AM
Re: Reg table design and query performances 368 Øystein Grøvlen 04/26/2016 06:35AM
Re: Reg table design and query performances 393 Devrishi Shandilya 04/26/2016 06:50AM
Re: Reg table design and query performances 366 Øystein Grøvlen 04/26/2016 07:04AM
Re: Reg table design and query performances 376 Rick James 04/30/2016 11:46PM
Re: Reg table design and query performances 326 Øystein Grøvlen 05/02/2016 01:00AM


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