已知成绩Score表,学生表Student(具体字段如图所示),补全这段SQL,使得能够 查询"002"课程比"003"课程成绩高的学生的信息及课程分数(课程Id即CId) SELECT * FROM Student RIGHT JOIN ( SELECT tmp1.SId, grade1, grade2 from (SELECT SId, score as grade1 from Score where Score .CId = ‘002’) AS tmp1, (SELECT SId, score as grade2 from Score where Score .CId = ‘003’) AS tmp2 ) Relation on Student.SId = Relation .SId;
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已知成绩Score表,学生表Student(具体字段如图所示),补全这段SQL,使得能够查询"002"课程比"003"课程成绩高的学生的信息及课程分数(课程Id即CId)
SELECT * FROM Student RIGHT JOIN (
SELECT tmp1.SId, grade1, grade2 from
(SELECT SId, score as grade1 from Score where Score.CId = ‘002’) AS tmp1,
(SELECT SId, score as grade2 from Score where Score.CId = ‘003’) AS tmp2
) Relation
on Student.SId = Relation.SId;
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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Score表,学生表Student(具体字段如图所示),补全这段SQL,使得能够 查询"002"课程比"003"课程成绩高的学生的信息及课程分数(课程Id即CId)
SELECT * FROM Student RIGHT JOIN ( SELECT tmp1.SId, grade1, grade2 from (SELECT SId, score as grade1 from Score where Score .CId = ‘002’) AS tmp1, (SELECT SId, score as grade2 from Score where Score .CId = ‘003’) AS tmp2
) Relation on Student.SId = Relation .SId;
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Score表,学生表Student(具体字段如图所示),补全这段SQL,使得能够 查询"002"课程比"003"课程成绩高的学生的信息及课程分数(课程Id即CId)
SELECT * FROM Student RIGHT JOIN ( SELECT tmp1.SId, grade1, grade2 from (SELECT SId, score as grade1 from Score where Score .CId = ‘002’) AS tmp1, (SELECT SId, score as grade2 from Score where Score .CId = ‘003’) AS tmp2
) Relation on Student.SId = Relation .SId;
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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Score表,学生表Student(具体字段如图所示),补全这段SQL,使得能够 查询"002"课程比"003"课程成绩高的学生的信息及课程分数(课程Id即CId)
SELECT * FROM Student RIGHT JOIN ( SELECT tmp1.SId, grade1, grade2 from (SELECT SId, score as grade1 from Score where Score .CId = ‘002’) AS tmp1, (SELECT SId, score as grade2 from Score where Score .CId = ‘003’) AS tmp2
) Relation on Student.SId = Relation .SId;
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Score表,学生表Student(具体字段如图所示),补全这段SQL,使得能够 查询"002"课程比"003"课程成绩高的学生的信息及课程分数(课程Id即CId) SELECT * FROM Student RIGHT JOIN ( SELECT tmp1.SId, grade1, grade2 from (SELECT SId, score as grade1 from Score where Score .CId = ‘002’) AS tmp1, (SELECT SId, score as grade2 from Score where Score .CId = ‘003’) AS tmp2 ) Relation on Student.SId = Relation .SId;