摘要: insert into table1(label1,label2,label3,lable4)select * from(select a.t1 as label1,a.t2 as label2,b.t3 as label3,b.t4 as label4from table2 ajoin table 阅读全文
posted @ 2019-07-09 16:48 TinyBlackWhelpling 阅读(3224) 评论(2) 推荐(1) 编辑