-- source include/have_query_cache.inc # # Bug#38551 query cache can still consume [very little] cpu time even when it is off. # SHOW GLOBAL VARIABLES LIKE 'query_cache_type'; --error ER_QUERY_CACHE_DISABLED SET GLOBAL query_cache_type=ON; --error ER_QUERY_CACHE_DISABLED SET GLOBAL query_cache_type=DEMAND; --error ER_QUERY_CACHE_DISABLED SET GLOBAL query_cache_type=OFF; SET GLOBAL query_cache_size=1024*1024; SHOW GLOBAL VARIABLES LIKE 'query_cache_size'; SET GLOBAL query_cache_size=0;