【文件属性】:
文件名称:多表联结查询—三表联结-SqlServer教材,基础学习(基础篇)
文件大小:4.56MB
文件格式:PPT
更新时间:2021-04-25 22:08:53
SqlServer
多表联结查询—三表联结
SELECT
S.SName AS 姓名, CS.CourseName AS 课程, C.Score AS 成绩
FROM Students AS S
INNER JOIN Score AS C ON (S.SCode = C.StudentID)
INNER JOIN Course AS CS ON (CS.CourseID = C.CourseID)