مساعدة في كويريز

[salamm]

السلام عليكم
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الكويريز كالتالي

1. List all users (user id, and name), the number of borrowing, the number of books have been borrowed, and the number of different categories.
2. For each book category, list the number of books, number of transactions, and number of different users.

3. Display the detail most famous book (books that has been borrowed most).

4. For books that has been writer by three authors, list of the books (number and title) and number of authors

5. List all the book that has been currently borrowed

في المرفقات تجدون ER




شكراً مقدماً

ER.doc

[salamm]

وين الشباب؟؟

ماحد رد على السؤال!!