mirror of
https://github.com/MariaDB/server.git
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83 lines
2.2 KiB
Text
83 lines
2.2 KiB
Text
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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set GLOBAL query_cache_size=0;
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