mariadb/mysql-test/t/multi_update.test
sasha@mysql.sashanet.com 2e6b48afd3 replication updates and bugfixes. Still not perfect - there is some strange
memory corruption I can only repeat on one system.
2002-03-15 18:44:44 -07:00

64 lines
1.9 KiB
Text

#
# Only run the test if we are using --big-test, because this test takes a
# long time
#
#-- require r/big_test.require
#eval select $BIG_TEST as using_big_test;
drop table if exists t1,t2,t3;
create table t1(id1 int not null auto_increment primary key, t char(12));
create table t2(id2 int not null, t char(12));
create table t3(id3 int not null, t char(12), index(id3));
disable_query_log;
let $1 = 100;
while ($1)
{
let $2 = 5;
eval insert into t1(t) values ('$1');
while ($2)
{
eval insert into t2(id2,t) values ($1,'$2');
let $3 = 10;
while ($3)
{
eval insert into t3(id3,t) values ($1,'$2');
dec $3;
}
dec $2;
}
dec $1;
}
enable_query_log;
select count(*) from t1 where id1 > 95;
select count(*) from t2 where id2 > 95;
select count(*) from t3 where id3 > 95;
update t1,t2,t3 set t1.t="aaa", t2.t="bbb", t3.t="cc" where t1.id1 = t2.id2 and t2.id2 = t3.id3 and t1.id1 > 90;
select count(*) from t1 where t = "aaa";
select count(*) from t1 where id1 > 90;
select count(*) from t2 where t = "bbb";
select count(*) from t2 where id2 > 90;
select count(*) from t3 where t = "cc";
select count(*) from t3 where id3 > 90;
delete t1.*, t2.*, t3.* from t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3 and t1.id1 > 95;
check table t1, t2, t3;
select count(*) from t1 where id1 > 95;
select count(*) from t2 where id2 > 95;
select count(*) from t3 where id3 > 95;
delete t1, t2, t3 from t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3 and t1.id1 > 5;
select count(*) from t1 where id1 > 5;
select count(*) from t2 where id2 > 5;
select count(*) from t3 where id3 > 5;
delete from t1, t2, t3 using t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3 and t1.id1 > 0;
# These queries will force a scan of the table
select count(*) from t1 where id1;
select count(*) from t2 where id2;
select count(*) from t3 where id3;
drop table t1,t2,t3;