3张以上的表的联结
FROM A表 AS A INNER JOIN B表 AS B ON A.某列(联结键) = B.某列(联结键) INNER JOIN C表 AS C ON C.某列(联结键) = B.某列(联结键)
posted on 2021-01-27 23:04 boiled_iron 阅读(44) 评论(0) 编辑 收藏 举报
coding,sql,accounting,hospital,paper,picturing
posted on 2021-01-27 23:04 boiled_iron 阅读(44) 评论(0) 编辑 收藏 举报
