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ER to Relational Schemas

ER to Relational Schemas. Lab3. Case Study: Internet Shop. Relation Schemas. Books ( isbn , title, author, qty_in_stock, price, year_published) Customers ( cid , cname, address, cardnum) Orders ( isbn, cid , qty, order_date, ship_date) isbn is a foreign key that references Books

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ER to Relational Schemas

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  1. ER to Relational Schemas Lab3

  2. Case Study: Internet Shop

  3. Relation Schemas Books (isbn, title, author, qty_in_stock, price, year_published) Customers (cid, cname, address, cardnum) Orders (isbn, cid, qty, order_date, ship_date) isbn is a foreign key that references Books cid is a foreign key that references Customers

  4. Relation Schemas (Modified) Books (isbn, title, author, qty_in_stock, price, year_published) Customers (cid, cname, address, cardnum) Orders (isbn, cid, order-date, qty, ship_date) isbn is a foreign key that references Books cid is a foreign key that references Customers

  5. Relation Schemas (Modified2) Books (isbn, title, author, qty_in_stock, price, year_published) Customers (cid, cname, address, cardnum) Orders (ordernum, isbn, cid, qty, order_date, ship_date) isbn is a foreign key that references Books cid is a foreign key that references Customers

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