2
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
5
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
7
drop database if exists d1;
8
drop database if exists d2;
9
drop database if exists d2;
11
create table d1.t0 (id int);
14
create table t1 (id int);
15
create table t2 (id int);
16
insert into t1 values (1), (2), (3), (4), (5);
17
insert into t2 select id + 3 from t1;
18
update t1 join t2 using (id) set t1.id = 0;
19
insert into d1.t0 values (0);
21
select * from t0 where id=0;