• 2022-10-25
    从“课程基本情况表”表中将m08001号课去掉,正确的SQL语句是()。
    A: DELETE FROM 课程基本情况表.课程号= m08001
    B: DELETE FROM 课程基本情况表 WHERE m08001
    C: DELETE FROM 课程基本情况表 WHERE 课程号='m08001'
    D: DELETE FROM 课程基本情况表 IF 课程号= m08001
  • C

    内容

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      如表10.3、表10.4、表10.5和表10.6所示,用SQL语言实现下列操作。 [img=520x266]1803a8f3d46e53c.png[/img]从“课程”表中将2003号课去掉,正确的SQL语句是_____ 。 A: DELETE FROM 课程 WHERE 课号=‘2003’ B: DELETE FROM 课程 WHERE 课号=2003 C: DELETE FROM 课程 WHERE ‘2003’ D: DELETE FROM 课程.课号=‘2003’

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      删除“课程”表中课程号为“J001”的课程信息的SQL语句是 A: DELETE FROM 课程 WHERE 课程号=J001 B: DELETE FROM 课程 WHERE 课程号=’J001’ C: SELECT * FROM 课程 WHERE 课程号=’J001’ D: DELETE * FROM 课程 WHERE 课程号=J001

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      如下几个表所示学生、课程、必修课和选课关系,用SQL语言实现下列操作。[img=811x422]180351b6160e8c2.png[/img]从“课程”表中将2003号课去掉,正确的SQL语句是_____。 A: DELETE FROM 课程 WHERE 课号=‘2003’; B: DELETE FROM 课程 WHERE 课号=2003; C: DELETE FROM 课程 WHERE ‘2003’; D: DELETE FROM 课程.课号=‘2003’;

    • 3

      如下几个表所示学生、课程、必修课和选课关系,用SQL语言实现下列操作。[img=811x422]1803469365c412f.png[/img]从“课程”表中将2003号课去掉,正确的SQL语句是()。 A: DELETE FROM 课程 WHERE '2003'; B: DELETE FROM 课程.课号='2003'; C: DELETE FROM 课程 WHERE 课号='2003'; D: DELETE FROM 课程 WHERE 课号=2003;

    • 4

      如下几个表所示学生、课程、必修课和选课关系,用SQL语言实现下列操作。 从“课程”表中将2006号课去掉,正确的SQL语句是_____。[img=520x271]1803469213d24d8.png[/img] A: DELETE FROM 课程 WHERE 课号=2006; B: DELETE FROM 课程 WHERE 课号=‘2006’; C: DELETE FROM 课程 WHERE ‘2006’; D: DELETE FROM 课程.课号=‘2006’;