update t_hplc_family_import a, t_hplc_family_import b set a.f_name= b.f_num, a.f_num= b.f_name where a.id = b.id AND a.id>=498
MySQL 同一张表,两个字段互换值
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转载自www.cnblogs.com/smileblogs/p/12119149.html
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