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Ensure that we reset auto-increment cache if we have to do an UPDATE becasue of REPLACE

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This fixes bug #11080: Multi-row REPLACE fails on a duplicate key error
This commit is contained in:
monty@mysql.com
2005-06-06 20:41:52 +03:00
parent b46f2ecf2f
commit dec2607e1d
6 changed files with 172 additions and 0 deletions
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39
mysql-test/r/auto_increment.result
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@@ -355,3 +355,42 @@ CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 ( `a` int(11) NOT NULL auto_increment, `b` int(11) default NULL,PRIMARY KEY (`a`),UNIQUE KEY `b` (`b`));
insert into t1 (b) values (1);
replace into t1 (b) values (2), (1), (3);
select * from t1;
a b
3 1
2 2
4 3
truncate table t1;
insert into t1 (b) values (1);
replace into t1 (b) values (2);
replace into t1 (b) values (1);
replace into t1 (b) values (3);
select * from t1;
a b
3 1
2 2
4 3
drop table t1;
create table t1 (rowid int not null auto_increment, val int not null,primary
key (rowid), unique(val));
replace into t1 (val) values ('1'),('2');
replace into t1 (val) values ('1'),('2');
insert into t1 (val) values ('1'),('2');
ERROR 23000: Duplicate entry '1' for key 2
select * from t1;
rowid val
3 1
4 2
drop table t1;
create table t1 (a int not null auto_increment primary key, val int);
insert into t1 (val) values (1);
update t1 set a=2 where a=1;
insert into t1 (val) values (1);
select * from t1;
a val
2 1
3 1
drop table t1;