问题
单项选择题
检索所有比“王华”年龄大的学生姓名、年龄和性别。正确的SELECT语句是______。
A．SELECT SN,AGE,SEX FROM SWHERE AGE＞ (SELECT AGE FROM SWHERE SN='王华')
B．SELECT SN,AGE,SEXFROM SWHERE SN='王华'
C．SELECT SN,AGE, SEX FROM SWHERE AGE＞(SELECT AGEWHERE SN='王华')
D．SELECT SN,AGE,SEX FROM SWHERE AGE＞王华 AGE
答案
参考答案：A