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because it can couse problem with Query cache (BUG#14767) mysql-test/r/query_cache_notembedded.result: BUG#14767 test suite. mysql-test/t/query_cache_notembedded.test: BUG#14767 test suite. sql/sql_insert.cc: Query cache invalidation table we was inserting in just after unlocking table added to avoid the race condition as we had with SP. sql/sql_parse.cc: Query cache invalidation table we was inserting in just after unlocking table added to avoid the race condition as we had with SP. sql/sql_yacc.yy: We should prohibit concurent read of unserting file in SP because it can cause problem with query cache.
225 lines
5.4 KiB
Plaintext
225 lines
5.4 KiB
Plaintext
-- source include/have_query_cache.inc
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-- source include/not_embedded.inc
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#
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# Tests with query cache
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#
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set GLOBAL query_cache_size=1355776;
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# Reset query cache variables.
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flush query cache; # This crashed in some versions
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flush query cache; # This crashed in some versions
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reset query cache;
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flush status;
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--disable_warnings
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drop table if exists t1, t2, t3, t11, t21;
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--enable_warnings
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#
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# FLUSH QUERY CACHE
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#
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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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select * from t2;
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insert into t1 values (4);
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show status like "Qcache_free_blocks";
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flush query cache;
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show status like "Qcache_free_blocks";
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drop table t1, t2;
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# With join results...
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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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# t11 and t21 must be over 4Kb (QUERY_CACHE_MIN_RESULT_DATA_SIZE)
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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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#results of t3 must be > 0.5Mb
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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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disable_result_log;
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select * from t11;
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select * from t21;
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enable_result_log;
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show status like "Qcache_total_blocks";
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show status like "Qcache_free_blocks";
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disable_result_log;
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insert into t11 values("");
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select * from t3;
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enable_result_log;
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show status like "Qcache_total_blocks";
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show status like "Qcache_free_blocks";
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flush query cache;
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show status like "Qcache_total_blocks";
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show status like "Qcache_free_blocks";
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drop table t1, t2, t3, t11, t21;
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#
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# do not use QC if tables locked (BUG#12385)
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#
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connect (root,localhost,root,,test,$MASTER_MYPORT,master.sock);
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connection root;
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CREATE TABLE t1 ( a INT NOT NULL PRIMARY KEY AUTO_INCREMENT ) ENGINE =
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MyISAM;
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LOCK TABLE t1 READ LOCAL;
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connect (root2,localhost,root,,test,$MASTER_MYPORT,master.sock);
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connection root2;
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INSERT INTO t1 VALUES (), (), ();
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connection root;
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SELECT * FROM t1;
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connection root2;
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SELECT * FROM t1;
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connection root;
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SELECT * FROM t1;
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drop table t1;
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#
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# query in QC from normal execution and SP (BUG#6897)
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# improved to also test BUG#3583 and BUG#12990
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#
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flush query cache;
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reset query cache;
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flush status;
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delimiter //;
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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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delimiter ;//
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call f1();
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--replace_result 1 3
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show status like "Qcache_queries_in_cache";
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show status like "Qcache_inserts";
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show status like "Qcache_hits";
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call f1();
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show status like "Qcache_queries_in_cache";
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show status like "Qcache_inserts";
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show status like "Qcache_hits";
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call f1();
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select sql_cache * from t1;
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show status like "Qcache_queries_in_cache";
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show status like "Qcache_inserts";
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show status like "Qcache_hits";
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insert into t1 values (1);
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select sql_cache * from t1;
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show status like "Qcache_queries_in_cache";
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show status like "Qcache_inserts";
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show status like "Qcache_hits";
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call f1();
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call f1();
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select sql_cache * from t1;
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show status like "Qcache_queries_in_cache";
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show status like "Qcache_inserts";
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show status like "Qcache_hits";
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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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select sql_cache * from t1 where s1=1;
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call f1();
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call f2();
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call f3();
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call f4();
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call f4();
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call f3();
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call f2();
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select sql_cache * from t1 where s1=1;
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insert into t1 values (2);
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call f1();
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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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call f1();
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call f3();
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call f3();
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call f1();
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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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#
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# bug#14767: INSERT in SF + concurrent SELECT with query cache
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#
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reset query cache;
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--disable_warnings
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drop function if exists f1;
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--enable_warnings
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create table t1 (id int);
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delimiter |;
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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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delimiter ;|
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connect (con1,localhost,root,,);
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connect (con2,localhost,root,,);
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connection con1;
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send select f1();
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connection con2;
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select sleep(4);
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select * from t1;
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connection con1;
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reap;
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connection con2;
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# This gives wrong result i.e. 't' table seems to be empty
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select * from t1;
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reset query cache;
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select * from t1;
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drop table t1;
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drop function f1;
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disconnect con1;
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disconnect con2;
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connection default;
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set GLOBAL query_cache_size=0;
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