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;
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;