多选题
发布日期:2020-04-10
A subquery that defines a view cannot include the GROUP BY clause
A view that is created with the subquery having the DISTINCT keyword can be updated
A view that is created with the subquery having the pseudo column ROWNUM keyword cannot be updated
A data manipulation language (DML) operation can be performed on a view that is created with the subquery having all the NOT NULL columns of a table
标签: statements true views
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