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records是主表,records_id 是唯一值,现在已经把archive_piece表都导入了records表,

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records是主表,records_id 是唯一值,现在已经把archive_piece表都导入了records表,但是archive_piece和records表是多对一的关系,我想将archive_piece表的数据根据对应records表的records_id来插入archive_piece的records_id,所以请问怎么实现? 就是将数据对应了然 ...

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