drop table if exists t1;
create table t1 (a integer, b integer,c1 CHAR(10));
insert into t1 (a) values (1),(2);
truncate table t1;
select count(*) from t1;
count(*)
0
insert into t1 values(1,2,"test");
select count(*) from t1;
count(*)
1
delete from t1;
select * from t1;
a	b	c1
drop table t1;
select count(*) from t1;
ERROR 42S02: Table 'test.t1' doesn't exist
create temporary table t1 (n int);
insert into t1 values (1),(2),(3);
truncate table t1;
select * from t1;
n
drop table t1;
truncate non_existing_table;
ERROR 42S02: Table 'test.non_existing_table' doesn't exist
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;
a
1
2
delete from t1;
insert into t1 (a) values (NULL),(NULL);
SELECT * from t1;
a
3
4
drop table t1;
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;
a
1
2
delete from t1;
insert into t1 (a) values (NULL),(NULL);
SELECT * from t1;
a
3
4
drop table t1;
create table t1 (s1 int);
insert into t1 (s1) values (1), (2), (3), (4), (5);
create view v1 as select * from t1;
truncate table v1;
ERROR 42S02: Table 'test.v1' doesn't exist
drop view v1;
drop table t1;
#
# Bug#46452 Crash in MDL, HANDLER OPEN + TRUNCATE TABLE
#
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 AS SELECT 1 AS f1;
HANDLER t1 OPEN;
# Here comes the crash.
TRUNCATE t1;
# Currently TRUNCATE, just like other DDL, implicitly closes
# open HANDLER table.
HANDLER t1 READ FIRST;
ERROR 42S02: Unknown table 't1' in HANDLER
DROP TABLE t1;
# End of 6.0 tests