問題詳情

四、請完成下列 SQL 語法執行的結果。(每小題 10 分,共 20 分)stock 資料表item_id descript price on_handM01 PLUMS 1.00 100M02 APPLES 2.00 200M03 ORANGES 3.00 300M04 PEARS 4.00 400M05 BANANAS 5.00 500M06 GRAPES 6.00 600M07 KIWIS 7.00 700orders 資料表order_no cust_id item_id quantity001 AAA M01 10002 BBB M02 20003 AAA M03 30004 CCC M01 40005 BBB M05 50006 AAA M04 60007 AAA M03 70008 EEE M07 20009 CCC M01 40010 BBB M05 60customers 資料表cust_id cust_name region phoneAAA Alice NE (02)2121-2325BBB Bill W (04)2129-9825CCC Cathy NE (03)633-1215DDD Daren S (02)2621-3838EEE Elly W (02)3321-1245FFF Laura NE (04)6215-1245
⑴ select item_id, count(*), sum(quantity) from orderswhere cust_id in (’AAA’,’CCC’,’EEE’) group by item_id;

參考答案

答案:B
難度:簡單0.736397
統計:A(89),B(609),C(43),D(2),E(0)

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