摘要: 现有6张表存在关联关系,要删除主表则其他5张表关联数据也要一块删掉(单条sql多id批量删除)delete t1,t2,t3,t4,t5,t6FROM rmd_v AS t1 LEFT JOIN rmd_v1 AS t2 ON t1.uuid = t2.rvuuid LEF... 阅读全文
posted @ 2019-05-28 18:38 海岛拾贝 阅读(2760) 评论(0) 推荐(0) 编辑