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Urgent help needed!! reg: nested SQL query (using Select but tricky )
Customer-Stock-order Database: Customer (C) (CNO, CNAME, CITY) CNO is th primary key Order (O) (ONO, CNO, ORDER_DATE) ONO,CNO are primary keys Order_detail (OD) (ONO, SNO, QTY) ONO,SNO are primary keys Stock(S) ( SNO, SNAME, PRICE, SLEVEL) SNO is th primary key 1)List the names of the...
