query_cache_notembedded.test

视频监控网络部分的协议ddns,的模块的实现代码,请大家大胆指正.

-- source include/have_query_cache.inc
-- source include/not_embedded.inc

#
# Tests with query cache
#
set GLOBAL query_cache_size=1355776;

# Reset query cache variables.

flush query cache; # This crashed in some versions
flush query cache; # This crashed in some versions
reset query cache;
flush status;
--disable_warnings
drop table if exists t1, t2, t3, t11, t21;
--enable_warnings
#
# FLUSH QUERY CACHE
#
create table t1 (a int not null);
insert into t1 values (1),(2),(3);
create table t2 (a int not null);
insert into t2 values (1),(2),(3);
select * from t1;
select * from t2;
insert into t1 values (4);
show status like "Qcache_free_blocks";
flush query cache;
show status like "Qcache_free_blocks";
drop table t1, t2;
# With join results...
create table t1 (a text not null);
create table t11 (a text not null);
create table t2 (a text not null);
create table t21 (a text not null);
create table t3 (a text not null);
insert into t1 values("1111111111111111111111111111111111111111111111111111");
insert into t2 select * from t1;
insert into t1 select * from t2;
insert into t2 select * from t1;
insert into t1 select * from t2;
insert into t2 select * from t1;
insert into t1 select * from t2;
insert into t2 select * from t1;
insert into t1 select * from t2;
insert into t2 select * from t1;
insert into t1 select * from t2;
insert into t2 select * from t1;
insert into t1 select * from t2;
insert into t2 select * from t1;
insert into t1 select * from t2;
insert into t2 select * from t1;
# t11 and t21 must be over 4Kb (QUERY_CACHE_MIN_RESULT_DATA_SIZE)
insert into t11 select * from t1;
insert into t21 select * from t1;
insert into t1 select * from t2;
insert into t2 select * from t1;
insert into t1 select * from t2;
#results of t3 must  be > 0.5Mb
insert into t3 select * from t1;
insert into t3 select * from t2;
insert into t3 select * from t1;
disable_result_log;
select * from t11;
select * from t21;
enable_result_log;
show status like "Qcache_total_blocks";
show status like "Qcache_free_blocks";
disable_result_log;
insert into t11 values("");
select * from t3;
enable_result_log;
show status like "Qcache_total_blocks";
show status like "Qcache_free_blocks";
flush query cache;
show status like "Qcache_total_blocks";
show status like "Qcache_free_blocks";
drop table t1, t2, t3, t11, t21;

#
# do not use QC if tables locked (BUG#12385)
#
connect (root,localhost,root,,test,$MASTER_MYPORT,$MASTER_MYSOCK);
connection root;
CREATE TABLE t1 ( a INT NOT NULL PRIMARY KEY AUTO_INCREMENT ) ENGINE =
MyISAM;
LOCK TABLE t1 READ LOCAL;
connect (root2,localhost,root,,test,$MASTER_MYPORT,$MASTER_MYSOCK);
connection root2;
INSERT INTO t1 VALUES (), (), ();
connection root;
SELECT * FROM t1;
connection root2;
SELECT * FROM t1;
connection root;
SELECT * FROM t1;
drop table t1;

#
# query in QC from normal execution and SP (BUG#6897)
# improved to also test BUG#3583 and BUG#12990
#
flush query cache;
reset query cache;
flush status;
delimiter //;
create table t1 (s1 int)//
create procedure f1 () begin
select sql_cache * from t1;
select sql_cache * from t1;
select sql_cache * from t1;
end;//
create procedure f2 () begin
select sql_cache * from t1 where s1=1;
select sql_cache * from t1;
end;//
create procedure f3 () begin
select sql_cache * from t1;
select sql_cache * from t1 where s1=1;
end;//
create procedure f4 () begin
select sql_cache * from t1;
select sql_cache * from t1 where s1=1;
select sql_cache * from t1;
select sql_cache * from t1 where s1=1;
select sql_cache * from t1 where s1=1;
end;//
delimiter ;//
call f1();
--replace_result 1 3
show status like "Qcache_queries_in_cache";
show status like "Qcache_inserts";
show status like "Qcache_hits";
call f1();
show status like "Qcache_queries_in_cache";
show status like "Qcache_inserts";
show status like "Qcache_hits";
call f1();
select sql_cache * from t1;
show status like "Qcache_queries_in_cache";
show status like "Qcache_inserts";
show status like "Qcache_hits";
insert into t1 values (1);
select sql_cache * from t1;
show status like "Qcache_queries_in_cache";
show status like "Qcache_inserts";
show status like "Qcache_hits";
call f1();
call f1();
select sql_cache * from t1;
show status like "Qcache_queries_in_cache";
show status like "Qcache_inserts";
show status like "Qcache_hits";
flush query cache;
reset query cache;
flush status;
select sql_cache * from t1;
select sql_cache * from t1 where s1=1;
call f1();
call f2();
call f3();
call f4();
call f4();
call f3();
call f2();
select sql_cache * from t1 where s1=1;
insert into t1 values (2);
call f1();
select sql_cache * from t1 where s1=1;
select sql_cache * from t1;
call f1();
call f3();
call f3();
call f1();

drop procedure f1;
drop procedure f2;
drop procedure f3;
drop procedure f4;
drop table t1;

#
# bug#14767: INSERT in SF + concurrent SELECT with query cache
#
reset query cache;
--disable_warnings
drop function if exists f1;
--enable_warnings
create table t1 (id int);
delimiter |;
create function f1 ()
  returns int
begin
  declare i_var int;
  set i_var = sleep(3);
  insert into t1 values(3);
  set i_var = sleep(3);
  return 0;
end;|
delimiter ;|

connect (con1,localhost,root,,);
connect (con2,localhost,root,,);

connection con1;
send select f1();
connection con2;
select sleep(4);
select * from t1;
connection con1;
reap;
connection con2;
# This gives wrong result i.e. 't' table seems to be empty
select * from t1;
reset query cache;
select * from t1;
drop table t1;
drop function f1;
disconnect con1;
disconnect con2;
connection default;

set GLOBAL query_cache_size=0;