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Nguyễn Hiếu Beginner
Asked At: 1632194554000 In: Java
Nguyễn Hiếu Beginner Asked At: 1632194554000 In: Java
Cho em hỏi là 2 bảng này quan hệ 1-1 phải không ạ Em cảm ơn ạ
Cho em hỏi là 2 bảng này quan hệ 1-1 phải không ạ Em cảm ơn ạ
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tvd12 Beginner
Added an answer at: 1632194839000
tvd12 Beginner
Added an answer at: 1632194839000
như ảnh em chụp thì một thời khoá biểu có nhiều môn học, vậy quan hệ giữa thời khóa biểu với môn học là 1 - N.
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à vâng em cảm ơn anh ạ  –  Nguyễn Hiếu 1632195080000
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Nguyễn Hiếu Beginner
Added an answer at: 1632195707000
Nguyễn Hiếu Beginner
Added an answer at: 1632195707000
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Nguyễn Hiếu Beginner
Added an answer at: 1632195727000
Nguyễn Hiếu Beginner
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Anh ơi vậy em tạo 2 cái entity như này được chưa ạ
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Nguyễn Hiếu Beginner
Added an answer at: 1632195783000
Nguyễn Hiếu Beginner
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Dùng thẻ pre và paste code đi em, thì anh mới dễ sửa cho em đc, và sử dụng tối thiểu reply thôi em ạ  –  dungtv 1632199827000
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