我正在制作一个学校管理程序,在该程序中我想将多个表连接到学生表,我想将城市 ID 字段用于学生出生地和表中的实际地址,但我无法弄清楚怎么做。
SELECT Students.StudentID, Students.Name, Students.Birthday, Students.MothersName, Classes.ClassName, Cities.Name, Cities.Name,
PostalCode.PostalCode, Street.StreetName, Students.Number
FROM Students
INNER JOIN Classes ON Students.ClassID = Classes.ClassID
INNER JOIN Cities ON Students.BirthPlaceID = Cities.CityID
INNER JOIN Cities ON Students.CityID = Cities.CityID
INNER JOIN PostalCode ON Students.PostalCodeID = PostalCode.PostalCodeID
INNER JOIN Utca ON Students.StreetID = Streets.StreetID
我已经尝试过这种方式,但只会导致错误。
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