Using tuples in SQL “IN” clause

Question

I have a table containing the fields group_id and group_type and I want to query the table for all the records having any tuple (group id, group type) from

Answer 1

Here is another tuple solution using a join:

SELECT 
  *
FROM mytable m
JOIN
(
   SELECT "1234-567" group_id, 2 group_type 
   UNION ALL SELECT "4321-765", 3 
   UNION ALL SELECT "1111-222", 5
) [t]
ON m.group_id = t.group_id 
AND m.group_type = t.group_type