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WITH yourTable AS ( SELECT 1 AS ID, 1 AS category, 2.2432 AS value_1, 5.4321 AS value_2 UNION ALL SELECT 2, 2, 6.5423, 5.1203 UNION ALL SELECT 3, 1, 8.8324, 7.4938 UNION ALL SELECT 4, 2, 0.4823, 9.8244 UNION ALL SELECT 5, 2, 7.2456, 3.1278 UNION ALL SELECT 6, 1, 1.9348, 4.4421 ), cte AS ( SELECT *, ROW_NUMBER() OVER (PARTITION BY category ORDER BY ID) rn_min, ROW_NUMBER() OVER (PARTITION BY category ORDER BY ID DESC) rn_max FROM yourTable ) SELECT category, MAX(CASE WHEN rn_min = 1 THEN value_1 END) AS value_1, MAX(CASE WHEN rn_max = 1 THEN value_2 END) AS value_2 FROM cte GROUP BY category;
category
value_1
value_2
1
2.2432
4.4421
2
6.5423
3.1278