• 2022-07-24
    删除学号为“20091001”且课程号为“C1”的选课记录,正确的命令是()。
    A: DELETEFROMscoreWHERE课程号='C1'AND学号='20091001'
    B: DELETEFROMscoreWHERE课程号='C1'OR学号='20091001'
    C: DELETEFORMscoreWHERE课程号='C1'AND学号='20091001'
    D: DELETEscoreWHERE课程号='C1'AND学号='20091001'
  • 举一反三