在SQL中,CREATE VIEW语句用于建立视图。如果要求对视图更新时,必须满足子查询中的条件表达式,应当在该语句中使用短语()
You need to create a view EMP_VU. The view should allow the users to manipulate the records of only the employees that are working for departments 10 or 20.
Which SQL statement would you use to create the view EMP_VU?()
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