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6adaff23a4
Use 'mysqltest' as test database instead of test_$1 or test1,test2 to not accidently delete an important database Safety fix for mailformed MERGE files
258 lines
4.6 KiB
Plaintext
258 lines
4.6 KiB
Plaintext
DROP TABLE IF EXISTS t1,t2,t3,t4,t5,t6,t7;
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drop database if exists mysqltest;
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CREATE TABLE t1 (
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pk1 INT NOT NULL PRIMARY KEY,
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attr1 INT NOT NULL
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) ENGINE=ndbcluster;
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begin;
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insert into t1 values(1,1);
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insert into t1 values(2,2);
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select count(*) from t1;
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count(*)
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2
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select * from t1 where pk1 = 1;
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pk1 attr1
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1 1
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select t1.attr1 from t1, t1 as t1x where t1.pk1 = t1x.pk1 + 1;
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attr1
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2
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rollback;
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select count(*) from t1;
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count(*)
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0
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select * from t1 where pk1 = 1;
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pk1 attr1
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select t1.attr1 from t1, t1 as t1x where t1.pk1 = t1x.pk1 + 1;
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attr1
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begin;
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insert into t1 values(1,1);
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insert into t1 values(2,2);
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commit;
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select count(*) from t1;
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count(*)
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2
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select * from t1 where pk1 = 1;
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pk1 attr1
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1 1
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select t1.attr1 from t1, t1 as t1x where t1.pk1 = t1x.pk1 + 1;
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attr1
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2
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begin;
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update t1 set attr1 = attr1 * 2;
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select count(*) from t1;
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count(*)
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2
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select * from t1 where pk1 = 1;
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pk1 attr1
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1 2
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select * from t1, t1 as t1x where t1x.attr1 = t1.attr1 - 2;
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pk1 attr1 pk1 attr1
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2 4 1 2
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rollback;
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select count(*) from t1;
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count(*)
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2
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select * from t1 where pk1 = 1;
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pk1 attr1
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1 1
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select * from t1, t1 as t1x where t1x.attr1 = t1.attr1 - 2;
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pk1 attr1 pk1 attr1
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begin;
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update t1 set attr1 = attr1 * 2;
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commit;
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select count(*) from t1;
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count(*)
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2
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select * from t1 where pk1 = 1;
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pk1 attr1
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1 2
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select * from t1, t1 as t1x where t1x.attr1 = t1.attr1 - 2;
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pk1 attr1 pk1 attr1
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2 4 1 2
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begin;
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delete from t1 where attr1 = 2;
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select count(*) from t1;
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count(*)
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1
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select * from t1 where pk1 = 1;
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pk1 attr1
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select * from t1, t1 as t1x where t1x.attr1 = t1.attr1 - 2;
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pk1 attr1 pk1 attr1
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rollback;
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select count(*) from t1;
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count(*)
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2
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select * from t1 where pk1 = 1;
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pk1 attr1
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1 2
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select * from t1, t1 as t1x where t1x.attr1 = t1.attr1 - 2;
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pk1 attr1 pk1 attr1
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2 4 1 2
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begin;
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delete from t1 where attr1 = 2;
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commit;
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select count(*) from t1;
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count(*)
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1
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select * from t1 where pk1 = 1;
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pk1 attr1
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select * from t1, t1 as t1x where t1x.attr1 = t1.attr1 - 2;
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pk1 attr1 pk1 attr1
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DROP TABLE t1;
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CREATE TABLE t1 (id INT, id2 int) engine=ndbcluster;
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begin;
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insert into t1 values(1,1);
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insert into t1 values(2,2);
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select sum(id) from t1;
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sum(id)
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3
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select * from t1 where id = 1;
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id id2
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1 1
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select t1.id from t1, t1 as t1x where t1.id2 = t1x.id2 + 1;
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id
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2
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rollback;
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select sum(id) from t1;
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sum(id)
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NULL
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select * from t1 where id = 1;
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id id2
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select t1.id from t1, t1 as t1x where t1.id2 = t1x.id2 + 1;
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id
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begin;
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insert into t1 values(1,1);
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insert into t1 values(2,2);
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commit;
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select sum(id) from t1;
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sum(id)
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3
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select * from t1 where id = 1;
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id id2
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1 1
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select t1.id from t1, t1 as t1x where t1.id2 = t1x.id2 + 1;
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id
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2
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begin;
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update t1 set id = id * 2;
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select sum(id) from t1;
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sum(id)
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6
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select * from t1 where id = 2;
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id id2
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2 1
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select * from t1, t1 as t1x where t1x.id = t1.id - 2;
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id id2 id id2
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4 2 2 1
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rollback;
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select sum(id) from t1;
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sum(id)
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3
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select * from t1 where id = 2;
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id id2
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2 2
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select * from t1, t1 as t1x where t1x.id = t1.id - 2;
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id id2 id id2
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begin;
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update t1 set id = id * 2;
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commit;
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select sum(id) from t1;
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sum(id)
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6
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select * from t1 where id = 2;
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id id2
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2 1
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select * from t1, t1 as t1x where t1x.id = t1.id - 2;
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id id2 id id2
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4 2 2 1
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DROP TABLE t1;
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CREATE TABLE t2 (
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a bigint unsigned NOT NULL PRIMARY KEY,
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b int unsigned not null,
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c int unsigned
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) engine=ndbcluster;
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CREATE TABLE t3 (
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a bigint unsigned NOT NULL,
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b bigint unsigned not null,
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c bigint unsigned,
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PRIMARY KEY(a)
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) engine=ndbcluster;
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CREATE TABLE t4 (
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a bigint unsigned NOT NULL,
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b bigint unsigned not null,
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c bigint unsigned NOT NULL,
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d int unsigned,
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PRIMARY KEY(a, b, c)
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) engine=ndbcluster;
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select count(*) from t2;
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count(*)
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0
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select count(*) from t3;
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count(*)
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0
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select count(*) from t4;
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count(*)
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0
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select count(*) from t2;
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count(*)
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100
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select count(*) from t3;
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count(*)
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100
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select count(*) from t4;
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count(*)
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100
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begin;
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begin;
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drop table t2;
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drop table t3;
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drop table t4;
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CREATE TABLE t1 (
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pk1 INT NOT NULL PRIMARY KEY,
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attr1 INT NOT NULL
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) ENGINE=ndbcluster;
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create database mysqltest;
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use mysqltest;
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CREATE TABLE t2 (
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a bigint unsigned NOT NULL PRIMARY KEY,
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b int unsigned not null,
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c int unsigned
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) engine=ndbcluster;
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begin;
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insert into test.t1 values(1,1);
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insert into t2 values(1,1,1);
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insert into test.t1 values(2,2);
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insert into t2 values(2,2,2);
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select count(*) from test.t1;
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count(*)
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2
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select count(*) from t2;
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count(*)
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2
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select * from test.t1 where pk1 = 1;
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pk1 attr1
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1 1
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select * from t2 where a = 1;
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a b c
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1 1 1
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select test.t1.attr1
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from test.t1, test.t1 as t1x where test.t1.pk1 = t1x.pk1 + 1;
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attr1
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2
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select t2.a
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from t2, t2 as t2x where t2.a = t2x.a + 1;
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a
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2
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select test.t1.pk1, a from test.t1,t2 where b > test.t1.attr1;
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pk1 a
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1 2
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rollback;
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select count(*) from test.t1;
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count(*)
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0
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select count(*) from t2;
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count(*)
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0
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drop table test.t1, t2;
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drop database mysqltest;
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