SQL查询某个字段有重复记录的代码

Vincent
代码笔记
2026-09-04
149热度
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SELECT *
FROM KeHuWuLiaoTable
WHERE 子编码 IN (
    SELECT 子编码
    FROM KeHuWuLiaoTable
    GROUP BY 子编码
    HAVING COUNT(*) > 1
);