Using MySQL 5.6 to find queries creating disk temporary tables « Alexander Rubin's Blog on MySQL
In my previous post, I’ve showed how to use Dtrace to find queries creating disk temporary tables (only available for OS with dtrace: solaris, freebsd, etc). In MySQL 5.6 (which is not released yet, use “labs†version for now) we can use new performance_schema table events_statements_history or events_statements_history_long to find all performance metrics for all queries including created disk/me
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