USE tpch1;
drop table if exists cat;
drop table if exists dog;
create table cat(id int, f float, d double)engine=columnstore;
create table dog(id int, f float, d double)engine=columnstore;
insert into cat values
(1, 1.234, 1.2343),
(2, 989.789, 999.2343),
(3, null, null),
(4, 9121, 9999);
insert into dog values
(1, 989.789, 999.2343),
(2, null, null),
(3, 1.23234, 1.232343),
(4, 91215, 9999);
select 'q1', cat.id, dog.id from cat join dog on cat.f = dog.f;
q1	id	id
q1	2	1
select 'q2', cat.id, dog.id from cat join dog on cat.d = dog.d;
q2	id	id
q2	2	1
q2	4	4
update dog, cat set dog.id=100+dog.id where dog.f = cat.f;
select 'q3', dog.* from dog;
q3	id	f	d
q3	101	989.789	999.2343
q3	2	NULL	NULL
q3	3	1.23234	1.232343
q3	4	91215	9999
update cat, dog set cat.id=100+cat.id where dog.d = cat.d;
select 'q4', cat.* from cat;
q4	id	f	d
q4	1	1.234	1.2343
q4	102	989.789	999.2343
q4	3	NULL	NULL
q4	104	9121	9999
select 'q5', cat.id, dog.id from cat join dog on cat.f = dog.f and cat.d = dog.d;
q5	id	id
q5	102	101
drop table cat;
drop table dog;