diff options
Diffstat (limited to 'sql/sys_vars.cc')
| -rw-r--r-- | sql/sys_vars.cc | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sql/sys_vars.cc b/sql/sys_vars.cc index 109d00bfa47..01745eba252 100644 --- a/sql/sys_vars.cc +++ b/sql/sys_vars.cc @@ -2245,6 +2245,11 @@ static bool fix_query_cache_size(sys_var *self, THD *thd, enum_var_type type) query_cache_size= new_cache_size; return false; } +static bool fix_query_cache_limit(sys_var *self, THD *thd, enum_var_type type) +{ + query_cache.result_size_limit(query_cache_limit); + return false; +} static Sys_var_ulonglong Sys_query_cache_size( "query_cache_size", "The memory allocated to store results from old queries", @@ -2256,8 +2261,10 @@ static Sys_var_ulonglong Sys_query_cache_size( static Sys_var_ulong Sys_query_cache_limit( "query_cache_limit", "Don't cache results that are bigger than this", - GLOBAL_VAR(query_cache.query_cache_limit), CMD_LINE(REQUIRED_ARG), - VALID_RANGE(0, UINT_MAX), DEFAULT(1024*1024), BLOCK_SIZE(1)); + GLOBAL_VAR(query_cache_limit), CMD_LINE(REQUIRED_ARG), + VALID_RANGE(0, UINT_MAX), DEFAULT(1024*1024), BLOCK_SIZE(1), + NO_MUTEX_GUARD, NOT_IN_BINLOG, ON_CHECK(NULL), + ON_UPDATE(fix_query_cache_limit)); static bool fix_qcache_min_res_unit(sys_var *self, THD *thd, enum_var_type type) { |