I am experiencing issue. Someone 'attacked' my server: simply by searching the same phrase with multiple requests. As it is text search request and database indices are not used, the engine searches ...
My query is not using indexes. it was taking around 5 seconds. output is 500 rows only. it is a simple query Please find the explain plan and table structure here. Explain Plan mysql> explain ...
The problem I am trying to solve: It's well known that not all developers know what is EXPLAIN in MySql, and not every knows how to use it. Large part of them consider MySql as a black box, no matter ...
I have a query that took 98 seconds to execute this morning, but I can't recreate the problem now, and the EXPLAIN output isn't giving me any clues. Am I missing something? Here's the SQL: SELECT ...