It seems that the usefulness of the query cache is diminishing in recent years. If your cache is large then the time taken to scan the cache can be longer than the SQL query itself. See: https://haydenjames.io/mysql-query-cache-size-performance/
It seems that the usefulness of the query cache is diminishing in recent years. If your cache is large then the time taken to scan the cache can be longer than the SQL query itself. See: https://haydenjames.io/mysql-query-cache-size-performance/