98 lines
3.0 KiB
Plaintext
98 lines
3.0 KiB
Plaintext
--disable_query_log
|
|
set @@session.explicit_defaults_for_timestamp=off;
|
|
--enable_query_log
|
|
# owner: yuchen.wyc
|
|
# owner group: SQL1
|
|
# Test of functions except
|
|
|
|
--disable_warnings
|
|
drop table if exists t1,t2,t3,t4;
|
|
--enable_warnings
|
|
|
|
|
|
create table t1(c1 int primary key, c2 int);
|
|
create table t2(c1 int primary key, c2 int);
|
|
create table t3(c1 int, c2 int primary key);
|
|
create table t4(c1 int primary key, c2 int);
|
|
|
|
insert into t1 values(1,1),(2,2),(3,3),(4,4),(5,5);
|
|
insert into t2 values(0,0),(2,2),(4,4),(6,6);
|
|
insert into t3 values(1,1),(3,3),(5,5),(7,7);
|
|
insert into t4 values(1,0),(2,0),(3,1),(4,1);
|
|
|
|
#all same
|
|
select * from t1 except select * from t1;
|
|
--error 1064
|
|
select * from t1 except all select * from t1;
|
|
#partial same
|
|
select * from t1 except select * from t2;
|
|
--error 1064
|
|
select * from t1 except all select * from t2;
|
|
|
|
#different schema
|
|
select * from t1 except select * from t3;
|
|
--error 1064
|
|
select * from t1 except all select * from t3;
|
|
|
|
#constant
|
|
select * from t1 except select 1,1 from t1;
|
|
--error 1064
|
|
select * from t1 except all select 1,1 from t1;
|
|
|
|
#has no same
|
|
select * from t2 except select * from t3;
|
|
--error 1064
|
|
select * from t2 except all select * from t3;
|
|
|
|
#empty input
|
|
(select * from t2) except (select * from t2 where false);
|
|
--error 1064
|
|
(select * from t2) except all (select * from t2 where false);
|
|
(select * from t2 where false) except (select * from t2);
|
|
(select * from t2 where false) except (select * from t2 where false);
|
|
|
|
#distinct
|
|
select c2 from t4 except select 1 from t4;
|
|
--error 1064
|
|
select c2 from t4 except all select 1 from t4;
|
|
select c2 from t4 except select 0 from t4;
|
|
select c2 from t4 except select c2 from t4;
|
|
select c2 from t4 except select distinct c2 from t4;
|
|
select distinct c2 from t4 except select distinct c2 from t4;
|
|
--error 1064
|
|
select distinct c2 from t4 except all select distinct c2 from t4;
|
|
select distinct c2 from t4 except select c2 from t4;
|
|
--error 1064
|
|
select distinct c2 from t4 except all select c2 from t4;
|
|
|
|
select 0 from t4 except select c2 from t4;
|
|
select 1 from t4 except select 0 from t4;
|
|
--error 1064
|
|
select 1 from t4 except all select 0 from t4;
|
|
|
|
|
|
# nest
|
|
(select * from t4 except (select * from t4 where c1=1) )except (select * from t4 where c1=2);
|
|
select * from t4 except (select * from t4 where c1=1) except (select * from t4 where c1=3);
|
|
select * from t4 except select 1,0 from t4 except select 3,1 from t4;
|
|
(select * from t4 where false) except (select * from t4 where false) except select * from t4;
|
|
|
|
select * from t4 except ((select * from t4 where c1=1) except (select * from t4 where c1=2));
|
|
select * from t4 except ((select * from t4 where c1=1) union (select * from t4 where c1=2));
|
|
--disable_warnings
|
|
drop table if exists t5,t6;
|
|
--enable_warnings
|
|
create table t5(c1 int primary key, c2 int);
|
|
create table t6(c1 int primary key, c2 int);
|
|
|
|
insert into t5 values(1,1),(2,2),(3,3),(4,4),(5,5),(6,2),(7,3),(8,6);
|
|
insert into t6 values(0,0),(2,2),(4,4),(6,6);
|
|
select c2 from t5 except select c2 from t6;
|
|
--error 1064
|
|
select c2 from t5 except all select c2 from t6;
|
|
|
|
|
|
drop table t1,t2,t3,t4,t5,t6;
|
|
|
|
|