auto_increment.test
上传用户:tsgydb
上传日期:2007-04-14
资源大小:10674k
文件大小:2k
- #
- # Test of auto_increment; The test for BDB tables is in bdb.test
- #
- create table t1 (a int not null auto_increment,b int, primary key (a)) type=myisam auto_increment=3;
- insert into t1 values (1,1),(NULL,3),(NULL,4);
- delete from t1 where a=4;
- insert into t1 values (NULL,5),(NULL,6);
- select * from t1;
- delete from t1 where a=6;
- #show table status like "t1";
- replace t1 values (3,1);
- ALTER TABLE t1 add c int;
- replace t1 values (3,3,3);
- insert into t1 values (NULL,7,7);
- update t1 set a=8,b=b+1,c=c+1 where a=7;
- insert into t1 values (NULL,9,9);
- select * from t1;
- drop table t1;
- create table t1 (a int not null auto_increment,b int, primary key (a)) type=isam;
- insert into t1 values (1,1),(NULL,2),(3,3),(NULL,4);
- delete from t1 where a=4 or a=2;
- insert into t1 values (NULL,4),(NULL,5),(6,6);
- select * from t1;
- delete from t1 where a=6;
- #show table status like "t1";
- replace t1 values (3,1);
- replace t1 values (3,3);
- ALTER TABLE t1 add c int;
- insert into t1 values (NULL,6,6);
- select * from t1;
- drop table t1;
- create table t1 (
- skey tinyint unsigned NOT NULL auto_increment PRIMARY KEY,
- sval char(20)
- );
- insert into t1 values (NULL, "hello");
- insert into t1 values (NULL, "hey");
- select * from t1;
- select _rowid,t1._rowid,skey,sval from t1;
- drop table t1;
- #
- # Test auto_increment on sub key
- #
- create table t1 (a char(10) not null, b int not null auto_increment, primary key(a,b));
- insert into t1 values ("a",1),("b",2),("a",2),("c",1);
- insert into t1 values ("a",NULL),("b",NULL),("c",NULL),("e",NULL);
- insert into t1 (a) values ("a"),("b"),("c"),("d");
- insert into t1 (a) values ('k'),('d');
- insert into t1 (a) values ("a");
- insert into t1 values ("d",last_insert_id());
- select * from t1;
- drop table t1;
- create table t1 (ordid int(8) not null auto_increment, ord varchar(50) not null, primary key (ordid), index(ord,ordid));
- insert into t1 (ordid,ord) values (NULL,'sdj'),(NULL,'sdj');
- select * from t1;
- drop table t1;
- create table t1 (ordid int(8) not null auto_increment, ord varchar(50) not null, primary key (ord,ordid));
- insert into t1 values (NULL,'sdj'),(NULL,'sdj'),(NULL,"abc"),(NULL,'abc'),(NULL,'zzz'),(NULL,'sdj'),(NULL,'abc');
- select * from t1;
- drop table t1;