• 2022-06-09
    ‍在当前数据库中删除视图vgrade,使用的语句是( )。‍
    A: REMOVE VIEW vgrade
    B: DROP VIEW vgrade
    C: DELETE VIEW vgrade
    D: TRUNC VIEW vgrade
  • B

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    • 0

      SQL语言中,删除一个视图的命令是( )(1.5) A: REMOVE VIEW B: CLEAR VIEW C: DELETE VIEW D: DROP VIEW

    • 1

      下列是删除视图View_zy的SQL语句,正确的是( ) A: DROP VIEW View_zy B: REMOVE VIEW View_zy C: DISABLE VIEW View_zy D: DELETE VIEW View_zy

    • 2

      在SQL语言中,删除视图的语句是______。 A: ALTER VIEW: B: DROP VIEW; C: ZAP VIEW: D: DELETE VIEW;

    • 3

      您需要从您的数据库中删除名为 EmployeeView 的视图。应使用哪条语句? A: DELETE EmployeeView B: DELETE VIEW EmployeeView C: DROP EmployeeView D: DROP VIEW EmployeeView

    • 4

      删除视图的SQL命令是( ) A: delete view B: edit view C: drop table D: alter view