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truncate.test
Package: mysql-4.1.16-win-src.zip [view]
Upload User: romrleung
Upload Date: 2022-05-23
Package Size: 18897k
Code Size: 1k
Category:
MySQL
Development Platform:
Visual C++
- #
- # Test of truncate
- #
- --disable_warnings
- drop table if exists t1;
- --enable_warnings
- create table t1 (a integer, b integer,c1 CHAR(10));
- insert into t1 (a) values (1),(2);
- truncate table t1;
- select count(*) from t1;
- insert into t1 values(1,2,"test");
- select count(*) from t1;
- delete from t1;
- select * from t1;
- drop table t1;
- # The following should fail
- --error 1146
- select count(*) from t1;
- create temporary table t1 (n int);
- insert into t1 values (1),(2),(3);
- truncate table t1;
- select * from t1;
- drop table t1;
- --error 1146
- truncate non_existing_table;
- #
- # test autoincrement with TRUNCATE; verifying difference with DELETE
- #
- create table t1 (a integer auto_increment primary key);
- insert into t1 (a) values (NULL),(NULL);
- truncate table t1;
- insert into t1 (a) values (NULL),(NULL);
- SELECT * from t1;
- delete from t1;
- insert into t1 (a) values (NULL),(NULL);
- SELECT * from t1;
- drop table t1;
- # Verifying that temp tables are handled the same way
- create temporary table t1 (a integer auto_increment primary key);
- insert into t1 (a) values (NULL),(NULL);
- truncate table t1;
- insert into t1 (a) values (NULL),(NULL);
- SELECT * from t1;
- delete from t1;
- insert into t1 (a) values (NULL),(NULL);
- SELECT * from t1;
- drop table t1;
- # End of 4.1 tests