mirror of
https://github.com/MariaDB/server.git
synced 2025-11-03 14:33:32 +03:00
116 lines
3.0 KiB
Plaintext
116 lines
3.0 KiB
Plaintext
** Setup **
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SET @global_query_cache_limit = @@global.query_cache_limit;
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** warnings **
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DROP TABLE IF EXISTS t;
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** creating table **
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CREATE TABLE t
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(
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id INT AUTO_INCREMENT PRIMARY KEY,
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c TEXT(30)
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);
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**inserting value **
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INSERT INTO t set c = repeat('x',29);
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INSERT INTO t set c = concat(repeat('x',28),'r','x');
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INSERT INTO t set c = concat(repeat('x',28),'s','y');
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INSERT INTO t set c = concat(repeat('x',28),'g','w');
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** Reset cache values **
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FLUSH STATUS;
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RESET QUERY CACHE;
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** On query_cache_type **
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SET GLOBAL query_cache_type = ON;
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** Allocating cache size **
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SET GLOBAL query_cache_size = 131072;
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** Reset values
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SET GLOBAL query_cache_size = 0;
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SET GLOBAL query_cache_size = 131072;
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SET GLOBAL query_cache_type = ON;
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'#---------------------FN_DYNVARS_132_01----------------------#'
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** Reset cache values **
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FLUSH STATUS;
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RESET QUERY CACHE;
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** fetching results **
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SELECT * FROM t;
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id c
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1 xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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2 xxxxxxxxxxxxxxxxxxxxxxxxxxxxrx
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3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxsy
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4 xxxxxxxxxxxxxxxxxxxxxxxxxxxxgw
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** check status on not setting query_cache_limit value **
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SHOW STATUS LIKE 'Qcache_not_cached';
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Variable_name Value
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Qcache_not_cached 0
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name Value
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Qcache_queries_in_cache 1
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'#---------------------FN_DYNVARS_132_02----------------------#'
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** Reset cache values **
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FLUSH STATUS;
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RESET QUERY CACHE;
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** set cache limit **
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SET @@GLOBAL.query_cache_limit=0;
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** fetching results **
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SELECT * FROM t;
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id c
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1 xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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2 xxxxxxxxxxxxxxxxxxxxxxxxxxxxrx
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3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxsy
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4 xxxxxxxxxxxxxxxxxxxxxxxxxxxxgw
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** Check status after setting value **
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SHOW STATUS LIKE 'Qcache_not_cached';
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Variable_name Value
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Qcache_not_cached 1
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1 Expected
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name Value
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Qcache_queries_in_cache 0
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0 Expected
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'#---------------------FN_DYNVARS_132_03----------------------#'
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** set cache limit **
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SET @@GLOBAL.query_cache_limit=DEFAULT;
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** Reset cache values **
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FLUSH STATUS;
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RESET QUERY CACHE;
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** fetching results **
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SELECT * FROM t;
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id c
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1 xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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2 xxxxxxxxxxxxxxxxxxxxxxxxxxxxrx
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3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxsy
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4 xxxxxxxxxxxxxxxxxxxxxxxxxxxxgw
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SHOW STATUS LIKE 'Qcache_not_cached';
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Variable_name Value
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Qcache_not_cached 0
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0 Expected
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name Value
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Qcache_queries_in_cache 1
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1 Expected
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SET @@GLOBAL.query_cache_limit=0;
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SHOW STATUS LIKE 'Qcache_not_cached';
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Variable_name Value
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Qcache_not_cached 0
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0 Expected
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name Value
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Qcache_queries_in_cache 1
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1 Expected
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** fetching results **
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SELECT * FROM t;
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id c
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1 xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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2 xxxxxxxxxxxxxxxxxxxxxxxxxxxxrx
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3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxsy
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4 xxxxxxxxxxxxxxxxxxxxxxxxxxxxgw
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** Check status after setting value **
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SHOW STATUS LIKE 'Qcache_not_cached';
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Variable_name Value
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Qcache_not_cached 0
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0 Expected
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name Value
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Qcache_queries_in_cache 1
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1 Expected
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SET @@GLOBAL.query_cache_limit = @global_query_cache_limit;
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DROP TABLE IF EXISTS t;
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