指出下面sql语句错误之处() select id_number “Part Number”, sum(price) “price” from inventory where price >50 group by “Part Number” order by 2;
- A、order by 2
- B、from inventory
- C、where price>50
- D、group by “Part Number”
正确答案:D
答案解析:有
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指出下面sql语句错误之处() select id_number “Part Number”, sum(price) “price” from inventory where price >50 group by “Part Number” order by 2;
微信扫一扫手机做题