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Tag: union

SQL

“ORDER BY” with CASE and UNION in SQL Server

- 01.09.19 | 22.11.19 - ErcanOPAK comment on “ORDER BY” with CASE and UNION in SQL Server

If you want to use the combination of ORDER BY, CASE and UNION then you should use inner query for a solution without any headache: SELECT * FROM ( SELECT Col_a, Col_b, 0 AS Col_c FROM table1 WHERE conditions UNION SELECT Col_a, NULL AS Col_b, Col_c FROM table2 WHERE conditions ) x ORDER BY CASE […]

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