oracle数据去重语句介绍，oracle数据重语句
简单的一条语句：DELETE from 表名 WHERE (id) IN ( SELECT id FROM 表名 GROUP BY id HAVING COUNT(id) > 1) AND ROWID NOT IN (SELECT MIN(ROWID) FROM 表名 GROUP BY id HAVING COUNT(*) > 1);
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oracle数据去重语句介绍，oracle数据重语句 简单的一条语句：DELETE from 表名 WHERE (id) IN ( SELECT id FROM 表名 GROUP BY id HAVING COUNT(id) 1) AND ROWID NOT IN (SELECT MIN(ROWID) FROM 表名 GROUP BY id HAVING COUNT...
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