Re: Left join optimization- query is very slow
Thanks Øystein Grøvlen and Rick James both of you,
My problem has been solved with fix of charset and size of both imei fields in tables. I did same size and same charset of both of fields and my query execute in 8 seconds. I will use solution recommanded by Rick and let you update.
Very very thanks to both of you.
Regards,
Devrishi
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March 05, 2015 05:23AM
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Re: Left join optimization- query is very slow
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March 08, 2015 11:32PM
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