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Re: Very slow query when too many joins
Posted by: As Os
Date: June 06, 2016 02:23AM

My db engine is InnoDB, the default in mysql, I haven't changed it.
So, in table 'fields_values' I should replace the primary key (the 'id') with a composite key which will be created from the addition of ads_id and field_id?

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Written By
June 05, 2016 09:17AM
Re: Very slow query when too many joins
June 06, 2016 02:23AM

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