A score sheet to query the information of absent students - Code World

A score sheet to query the information of absent students

Others 2022-04-22 09:21:28 views: 0

Score table as above

Query all subject information: select distinct ObjectName from TomesA;

To query the information of all students who did not take the test:

select StuName from TomesA
　　　　　　group by StuName
　　　　　　having COUNT(stuName)<(select count(distinct ObjectName) from TomesA)

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A score sheet to query the information of absent students

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