使用SQL语句进行分组检索时，为了去掉不满足条件的分组，应当( ) -题库考试答案搜索网

使用SQL语句进行分组检索时，为了去掉不满足条件的分组，应当( )

单选题

2021-07-17 23:55

A、使用WHERE子句
B、在GROUP BY后面使用HAVING 子句
C、先使用WHERE子句，再使用HAVING子句
D、先使用HAVING 子句，再使用WHERE子句

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正确答案

B

试题解析

标签：计算机网络技术高起专关系型数据库 2020年第二学期期末考试

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