Web the mysql query cache, though deprecated in mysql 5.7 (and removed in 8.0), stores statements that have previously been run in memory:
How to clear query cache in mysql. Web no, there is no ttl expiration policy for the mysql query cache. This command will not remove any queries from the cache. Defragment the query cache to better utilize its memory.
Remove this file to clear history up to now. Setting it to 0 disables the query cache, as does setting query_cache_type=0. Flush query cache does not remove any queries from the cache, unlike flush tables.
I'd like to inspect the contents of the query cache to identify entries that should not get. 8.10.2 the myisam key cache. How to clear/flush mysql innodb buffer pool?
The execution time keeps showing 0 secs. 8.10.4 caching of prepared statements. By disabling the query cache code, there is no noticeable overhead.
I have mysql store procedure called test2.i execute it using another store procedure called test1. Web to set the size of the query cache, set the query_cache_size system variable. Web the query cache was removed in mysql 8.
The statement does not remove any queries from the cache. It is located under your home directory (unix): Web to disable the query cache at server startup, set the query_cache_size system variable to 0.