385 lines
6.6 KiB
Plaintext
385 lines
6.6 KiB
Plaintext
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set GLOBAL query_cache_size=1355776;
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flush query cache;
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flush query cache;
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reset query cache;
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flush status;
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drop table if exists t1, t2, t3, t11, t21;
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create table t1 (a int not null);
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insert into t1 values (1),(2),(3);
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create table t2 (a int not null);
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insert into t2 values (1),(2),(3);
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select * from t1;
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a
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1
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2
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3
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select * from t2;
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a
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1
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2
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3
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insert into t1 values (4);
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show status like "Qcache_free_blocks";
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Variable_name Value
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Qcache_free_blocks 2
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flush query cache;
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show status like "Qcache_free_blocks";
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Variable_name Value
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Qcache_free_blocks 1
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drop table t1, t2;
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create table t1 (a text not null);
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create table t11 (a text not null);
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create table t2 (a text not null);
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create table t21 (a text not null);
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create table t3 (a text not null);
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insert into t1 values("1111111111111111111111111111111111111111111111111111");
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insert into t2 select * from t1;
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insert into t1 select * from t2;
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insert into t2 select * from t1;
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insert into t1 select * from t2;
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insert into t2 select * from t1;
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insert into t1 select * from t2;
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insert into t2 select * from t1;
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insert into t1 select * from t2;
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insert into t2 select * from t1;
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insert into t1 select * from t2;
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insert into t2 select * from t1;
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insert into t1 select * from t2;
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insert into t2 select * from t1;
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insert into t1 select * from t2;
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insert into t2 select * from t1;
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insert into t11 select * from t1;
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insert into t21 select * from t1;
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insert into t1 select * from t2;
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insert into t2 select * from t1;
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insert into t1 select * from t2;
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insert into t3 select * from t1;
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insert into t3 select * from t2;
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insert into t3 select * from t1;
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select * from t11;
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select * from t21;
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show status like "Qcache_total_blocks";
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Variable_name Value
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Qcache_total_blocks 7
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show status like "Qcache_free_blocks";
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Variable_name Value
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Qcache_free_blocks 1
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insert into t11 values("");
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select * from t3;
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show status like "Qcache_total_blocks";
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Variable_name Value
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Qcache_total_blocks 8
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show status like "Qcache_free_blocks";
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Variable_name Value
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Qcache_free_blocks 1
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flush query cache;
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show status like "Qcache_total_blocks";
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Variable_name Value
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Qcache_total_blocks 7
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show status like "Qcache_free_blocks";
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Variable_name Value
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Qcache_free_blocks 1
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drop table t1, t2, t3, t11, t21;
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CREATE TABLE t1 ( a INT NOT NULL PRIMARY KEY AUTO_INCREMENT ) ENGINE =
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MyISAM;
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LOCK TABLE t1 READ LOCAL;
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INSERT INTO t1 VALUES (), (), ();
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SELECT * FROM t1;
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a
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SELECT * FROM t1;
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a
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1
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2
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3
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SELECT * FROM t1;
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a
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drop table t1;
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flush query cache;
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reset query cache;
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flush status;
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create table t1 (s1 int)//
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create procedure f1 () begin
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select sql_cache * from t1;
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select sql_cache * from t1;
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select sql_cache * from t1;
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end;//
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create procedure f2 () begin
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select sql_cache * from t1 where s1=1;
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select sql_cache * from t1;
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end;//
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create procedure f3 () begin
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select sql_cache * from t1;
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select sql_cache * from t1 where s1=1;
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end;//
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create procedure f4 () begin
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select sql_cache * from t1;
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select sql_cache * from t1 where s1=1;
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select sql_cache * from t1;
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select sql_cache * from t1 where s1=1;
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select sql_cache * from t1 where s1=1;
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end;//
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call f1();
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s1
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s1
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s1
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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 3
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show status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 3
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show status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 0
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call f1();
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s1
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s1
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s1
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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 3
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show status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 3
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show status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 3
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call f1();
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s1
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s1
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s1
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select sql_cache * from t1;
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s1
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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 4
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show status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 4
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show status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 6
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insert into t1 values (1);
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select sql_cache * from t1;
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s1
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1
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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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show status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 5
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show status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 6
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call f1();
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s1
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1
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s1
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1
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s1
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1
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call f1();
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s1
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1
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s1
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1
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s1
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1
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select sql_cache * from t1;
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s1
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1
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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 4
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show status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 8
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show status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 10
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flush query cache;
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reset query cache;
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flush status;
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select sql_cache * from t1;
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s1
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1
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select sql_cache * from t1 where s1=1;
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s1
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1
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call f1();
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s1
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1
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s1
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1
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s1
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1
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call f2();
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s1
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1
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s1
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1
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call f3();
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s1
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1
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s1
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1
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call f4();
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s1
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1
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s1
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1
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s1
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1
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s1
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1
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s1
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1
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call f4();
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s1
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1
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s1
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1
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s1
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1
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s1
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1
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s1
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1
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call f3();
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s1
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1
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s1
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1
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call f2();
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s1
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1
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s1
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1
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select sql_cache * from t1 where s1=1;
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s1
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1
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insert into t1 values (2);
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call f1();
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s1
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1
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2
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s1
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1
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2
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s1
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1
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2
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select sql_cache * from t1 where s1=1;
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s1
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1
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select sql_cache * from t1;
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s1
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1
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2
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call f1();
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s1
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1
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2
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s1
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1
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2
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s1
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1
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2
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call f3();
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s1
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1
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2
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s1
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1
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call f3();
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s1
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1
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2
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s1
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1
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call f1();
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s1
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1
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2
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s1
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1
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2
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s1
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1
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2
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drop procedure f1;
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drop procedure f2;
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drop procedure f3;
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drop procedure f4;
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drop table t1;
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SET @old_log_bin_trust_function_creators= @@global.log_bin_trust_function_creators;
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SET GLOBAL log_bin_trust_function_creators = 1;
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reset query cache;
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drop function if exists f1;
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create table t1 (id int);
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create function f1 ()
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returns int
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begin
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declare i_var int;
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set i_var = sleep(3);
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insert into t1 values(3);
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set i_var = sleep(3);
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return 0;
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end;|
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select f1();
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select sleep(4);
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sleep(4)
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0
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select * from t1;
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id
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3
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f1()
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0
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select * from t1;
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id
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3
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reset query cache;
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select * from t1;
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id
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3
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drop table t1;
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drop function f1;
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set GLOBAL query_cache_size=0;
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SET @@global.log_bin_trust_function_creators = @old_log_bin_trust_function_creators;
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DROP DATABASE IF EXISTS bug30269;
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FLUSH STATUS;
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CREATE DATABASE bug30269;
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USE bug30269;
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CREATE TABLE test1 (id int, name varchar(23));
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CREATE VIEW view1 AS SELECT * FROM test1;
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INSERT INTO test1 VALUES (5, 'testit');
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GRANT SELECT (id) ON TABLE bug30269.test1 TO 'bug30269'@'localhost';
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GRANT SELECT ON TABLE bug30269.view1 TO 'bug30269'@'localhost';
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set global query_cache_size= 81920;
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USE bug30269;
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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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# Select statement not stored in query cache because of column privileges.
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SELECT id FROM test1 WHERE id>2;
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id
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5
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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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SELECT id FROM view1 WHERE id>2;
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id
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5
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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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USE test;
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DROP DATABASE bug30269;
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DROP USER 'bug30269'@'localhost';
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set GLOBAL query_cache_type=default;
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set GLOBAL query_cache_limit=default;
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set GLOBAL query_cache_min_res_unit=default;
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set GLOBAL query_cache_size=default;
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