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Allow optimzation of multi-table-update also for InnoDB tables

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MEMORY is alias for HEAP for CREATE TABLE ... TYPE=HEAP
Fixed bug in multi-table-update where a row could be updated several times
This commit is contained in:
monty@narttu.mysql.fi
2003-03-19 00:45:44 +02:00
parent c2fa342d53
commit 386411b5ba
13 changed files with 313 additions and 48 deletions
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2
mysql-test/r/heap.result
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@ -23,7 +23,7 @@ a b
4 6
alter table t1 add c int not null, add key (c,a);
drop table t1;
create table t1 (a int not null,b int not null, primary key (a)) type=heap comment="testing heaps";
create table t1 (a int not null,b int not null, primary key (a)) type=memory comment="testing heaps";
insert into t1 values(1,1),(2,2),(3,3),(4,4);
delete from t1 where a > 0;
select * from t1;

79
mysql-test/r/innodb.result
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@ -1122,3 +1122,82 @@ my-test-1 my-test-2
COMMIT;
set autocommit=1;
DROP TABLE t1,t2,t3;
CREATE TABLE t1 (a int not null primary key, b int not null, unique (b)) type=innodb;
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
UPDATE t1 set a=a+100 where b between 2 and 3 and a < 1000;
SELECT * from t1;
a b
1 1
102 2
103 3
4 4
5 5
6 6
7 7
8 8
9 9
drop table t1;
CREATE TABLE t1 (a int not null primary key, b int not null, key (b)) type=innodb;
CREATE TABLE t2 (a int not null primary key, b int not null, key (b)) type=innodb;
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
update t1,t2 set t1.a=t1.a+100;
select * from t1;
a b
101 1
102 2
103 3
104 4
105 5
106 6
107 7
108 8
109 9
update t1,t2 set t1.a=t1.a+100 where t1.a=101;
select * from t1;
a b
201 1
102 2
103 3
104 4
105 5
106 6
107 7
108 8
109 9
update t1,t2 set t1.b=t1.b+10 where t1.b=2;
select * from t1;
a b
201 1
103 3
104 4
105 5
106 6
107 7
108 8
109 9
102 12
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
select * from t1;
a b
201 1
103 5
104 6
106 6
105 7
107 7
108 8
109 9
102 12
select * from t2;
a b
1 5
2 5
3 5
4 5
5 5
6 5
7 5
8 5
9 5
drop table t1,t2;

64
mysql-test/r/multi_update.result
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@ -246,3 +246,67 @@ INSERT INTO t3 VALUES (1,'jedan'),(2,'dva');
update t1,t2 set t1.naziv="aaaa" where t1.broj=t2.broj;
update t1,t2,t3 set t1.naziv="bbbb", t2.naziv="aaaa" where t1.broj=t2.broj and t2.broj=t3.broj;
drop table if exists t1,t2,t3;
CREATE TABLE t1 (a int not null primary key, b int not null, key (b));
CREATE TABLE t2 (a int not null primary key, b int not null, key (b));
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
update t1,t2 set t1.a=t1.a+100;
select * from t1;
a b
101 1
102 2
103 3
104 4
105 5
106 6
107 7
108 8
109 9
update t1,t2 set t1.a=t1.a+100 where t1.a=101;
select * from t1;
a b
201 1
102 2
103 3
104 4
105 5
106 6
107 7
108 8
109 9
update t1,t2 set t1.b=t1.b+10 where t1.b=2;
select * from t1;
a b
201 1
102 12
103 3
104 4
105 5
106 6
107 7
108 8
109 9
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
select * from t1;
a b
201 1
102 12
103 5
104 6
105 7
106 6
107 7
108 8
109 9
select * from t2;
a b
1 3
2 3
3 3
4 3
5 3
6 3
7 3
8 3
9 3
drop table t1,t2;

2
mysql-test/t/heap.test
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@ -17,7 +17,7 @@ select * from t1;
alter table t1 add c int not null, add key (c,a);
drop table t1;
create table t1 (a int not null,b int not null, primary key (a)) type=heap comment="testing heaps";
create table t1 (a int not null,b int not null, primary key (a)) type=memory comment="testing heaps";
insert into t1 values(1,1),(2,2),(3,3),(4,4);
delete from t1 where a > 0;
select * from t1;

28
mysql-test/t/innodb.test
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@ -769,3 +769,31 @@ INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
UPDATE t1 set a=a+100 where b between 2 and 3 and a < 1000;
SELECT * from t1;
drop table t1;
#
# Test multi update with different join methods
#
CREATE TABLE t1 (a int not null primary key, b int not null, key (b)) type=innodb;
CREATE TABLE t2 (a int not null primary key, b int not null, key (b)) type=innodb;
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
# Full join, without key
update t1,t2 set t1.a=t1.a+100;
select * from t1;
# unique key
update t1,t2 set t1.a=t1.a+100 where t1.a=101;
select * from t1;
# ref key
update t1,t2 set t1.b=t1.b+10 where t1.b=2;
select * from t1;
# Range key (in t1)
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
select * from t1;
select * from t2;
drop table t1,t2;

28
mysql-test/t/multi_update.test
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@ -224,3 +224,31 @@ INSERT INTO t3 VALUES (1,'jedan'),(2,'dva');
update t1,t2 set t1.naziv="aaaa" where t1.broj=t2.broj;
update t1,t2,t3 set t1.naziv="bbbb", t2.naziv="aaaa" where t1.broj=t2.broj and t2.broj=t3.broj;
drop table if exists t1,t2,t3;
#
# Test multi update with different join methods
#
CREATE TABLE t1 (a int not null primary key, b int not null, key (b));
CREATE TABLE t2 (a int not null primary key, b int not null, key (b));
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
# Full join, without key
update t1,t2 set t1.a=t1.a+100;
select * from t1;
# unique key
update t1,t2 set t1.a=t1.a+100 where t1.a=101;
select * from t1;
# ref key
update t1,t2 set t1.b=t1.b+10 where t1.b=2;
select * from t1;
# Range key (in t1)
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
select * from t1;
select * from t2;
drop table t1,t2;