QUERY: create table foo (x int4, y int4, z int4);
QUERY: create table bar (x int4, y int4, z int4);
QUERY: create table baz (a int4, b int4);
QUERY: insert into foo values (1, 2, 3);
QUERY: insert into foo values (4, 5, 6);
QUERY: insert into foo values (7, 8, 9);
QUERY: insert into bar values (11, 12, 13);
QUERY: insert into bar values (14, 15, 16);
QUERY: insert into bar values (17, 18, 19);
QUERY: insert into baz values (99, 88);
QUERY: insert into baz values (77, 66);
QUERY: select * from foo f where f.x = 4;
x  y  z  
-- -- -- 
4  5  6  
QUERY: select * from foo f, foo where f.x > foo.x;
x  y  z  x  y  z  
-- -- -- -- -- -- 
4  5  6  1  2  3  
7  8  9  1  2  3  
7  8  9  4  5  6  
QUERY: select * from foo f, foo where f.x = 1 and foo.z > f.z;
x  y  z  x  y  z  
-- -- -- -- -- -- 
1  2  3  4  5  6  
1  2  3  7  8  9  
QUERY: select y as a, z as b from foo order by a;
a  b  
-- -- 
2  3  
5  6  
8  9  
QUERY: select foo.y as a, foo.z as b from foo order by b;
a  b  
-- -- 
2  3  
5  6  
8  9  
QUERY: select foo.*, bar.z, baz.* from foo, bar, baz;
x  y  z  z   a   b   
-- -- -- --- --- --- 
1  2  3  13  99  88  
4  5  6  13  99  88  
7  8  9  13  99  88  
1  2  3  16  99  88  
4  5  6  16  99  88  
7  8  9  16  99  88  
1  2  3  19  99  88  
4  5  6  19  99  88  
7  8  9  19  99  88  
1  2  3  13  77  66  
4  5  6  13  77  66  
7  8  9  13  77  66  
1  2  3  16  77  66  
4  5  6  16  77  66  
7  8  9  16  77  66  
1  2  3  19  77  66  
4  5  6  19  77  66  
7  8  9  19  77  66  
QUERY: drop table foo, bar, baz;