📜  postgresql 删除重复行 2 列 - SQL 代码示例

📅  最后修改于: 2022-03-11 15:05:22.394000             🧑  作者: Mango

代码示例1
DELETE FROM sf_table
WHERE id IN
    (SELECT id
    FROM 
        (SELECT id,
         ROW_NUMBER() OVER( PARTITION BY tosp, icd
        ORDER BY  id ) AS row_num
        FROM sf_table ) t
        WHERE t.row_num > 1 );