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WITH yourTable AS ( SELECT 'Tom' AS name, 2 AS role, '2020-07-01' AS creation_date UNION ALL SELECT 'Diana', 3, '2020-07-01' UNION ALL SELECT 'Rachel', 3, '2020-07-01' UNION ALL SELECT 'Michel', 3, '2020-08-01' ) SELECT creation_date, COUNT(CASE WHEN role = 2 THEN 1 END) AS totalInstructors, COUNT(CASE WHEN role = 3 THEN 1 END) AS totalStudents FROM yourTable GROUP BY creation_date;
creation_date
totalInstructors
totalStudents
2020-07-01
1
2
2020-08-01
0
1