• 2022-06-09
    检索所有比“李乐”年龄大的学生姓名、年龄和性别。正确的SELECT语句是( A )。
    A: SELECT SN,AGE,SEX FROM SWHERE AGE>(SELECT AGE FROM S WHERE SN="李乐")
    B: SELECT SN,AGE,SEXFROM SWHERE SN="李乐"
    C: SELECT SN,AGE,SEX FROM SWHERE AGE>(SELECT AGEWHERE SN="李乐")
    D: SELECT SN,AGE,SEX FROM SWHERE AGE>李乐.AGE
  • 举一反三