已知成绩表Score,补全这段SQL使得能够查询所有同学的课程成绩和平均成绩; SELECT * FROM Score LEFT JOIN ( _____________________ GROUP BY SId )TMP ON Score.SId = TMP.SId ORDER BY avg_score DESC;
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已知成绩表Score,补全这段SQL使得能够查询所有同学的课程成绩和平均成绩;
SELECT * FROM Score LEFT JOIN ( _____________________ GROUP BY SId )TMP ON Score.SId = TMP.SId ORDER BY avg_score DESC;
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qklbishe.com区块链毕设代做网专注|以太坊fabric-计算机|java|毕业设计|代做平台-javagopython毕设 » 已知成绩表Score,补全这段SQL使得能够查询所有同学的课程成绩和平均成绩; SELECT * FROM Score LEFT JOIN ( _____________________ GROUP BY SId )TMP ON Score.SId = TMP.SId ORDER BY avg_score DESC;
微信:btc9767
TELEGRAM :https://t.me/btcok9
具体资料介绍
web3的一级市场千万收益的逻辑
进群点我
qklbishe.com区块链毕设代做网专注|以太坊fabric-计算机|java|毕业设计|代做平台-javagopython毕设 » 已知成绩表Score,补全这段SQL使得能够查询所有同学的课程成绩和平均成绩; SELECT * FROM Score LEFT JOIN ( _____________________ GROUP BY SId )TMP ON Score.SId = TMP.SId ORDER BY avg_score DESC;
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qklbishe.com区块链毕设代做网专注|以太坊fabric-计算机|java|毕业设计|代做平台-javagopython毕设 » 已知成绩表Score,补全这段SQL使得能够查询所有同学的课程成绩和平均成绩; SELECT * FROM Score LEFT JOIN ( _____________________ GROUP BY SId )TMP ON Score.SId = TMP.SId ORDER BY avg_score DESC;
qklbishe.com区块链毕设代做网专注|以太坊fabric-计算机|java|毕业设计|代做平台-javagopython毕设 » 已知成绩表Score,补全这段SQL使得能够查询所有同学的课程成绩和平均成绩; SELECT * FROM Score LEFT JOIN ( _____________________ GROUP BY SId )TMP ON Score.SId = TMP.SId ORDER BY avg_score DESC;