Assuming no nulls, you GROUP BY
the unique columns, and SELECT
the MIN (or MAX)
RowId as the row to keep. Then, just delete everything that didn't have a row id:
DELETE FROM MyTable
LEFT OUTER JOIN (
SELECT MIN(RowId) as RowId, Col1, Col2, Col3
FROM MyTable
GROUP BY Col1,
β¦Smart answer 1
Top comments (0)