# Validation sql statement. select count(*) from test012_fact where c3 is null; select count(*) from test012_fact where c3 is not null; select id, hex(c3) from test012_fact where id = 2 union select id, hex(c1) from test012_staging where id = 2; select id, hex(c3) from test012_fact where id = 2 union select id, hex(c1) from test012_staging where id = 2; select id, hex(c1) from test012_staging where id in (1, 3, 5); select id, hex(c3) from test012_fact where id in (200, 205, 999);