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PRIMARY KEY FOREION KEY FOREIGN KEY (ORDERID) REFERENCES ORDERS FOREIGN KEY (BID) REFERENCES BOOKS
Orderid Cid (Orderid，Orderdate) (Orderdate，Cid)
一日3次 一日1次 一日2次 一日4次 每小时3次
PRIMARY KEY FOREIGN KEY FOREIGN KEY (ORDERID) REFERENCES ORDERS FOREIGN KEY (BID) REFERENCES BOOKS
Orderid Cid (Orderid，Bid) (Bid，Qty)
埃索美拉唑20㎎bid＋克拉霉素500㎎qd＋阿莫西林0.5gtid 埃索美拉唑20㎎bid＋克拉霉素500㎎tid＋枸橼酸铋钾0.6gtid 埃索美拉唑20㎎bid＋克拉霉素1.0gqd＋枸橼酸铋钾0.6gqd 埃索美拉唑20㎎bid＋克拉霉素500㎎bid＋阿莫西林1.0gtid＋枸橼酸铋钾0.6gtid 埃索美拉唑20㎎bid＋克拉霉素500㎎tid＋阿莫西林1.0gtid＋枸橼酸铋钾0.6gtid
A. saw bid had seen had bid
Invited bidding Open tendering Inquiry about quotations Single-source procurement
PRIMARY KEY FOREIGN KEY FOREIGN KEY (ORDERID) REFERENCES ORDERS FOREIGN KEY (BID) REFERENCES BOOKS
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