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
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
查询所有目前年龄是22岁的学生信息:姓名和年龄,正确的命令组是()。 A: CreateViewVW_AgeAs Select姓名,Year(Getdate())-Year(出生日期)年龄FromS Go Select姓名,年龄FromVW_AgeWhere年龄=22 B: CreateViewVW_AgeAs Select姓名,Year(出生日期)FromS Go Select姓名,年龄FromVW_AgeWhereYear(出生日期)=22 C: CreateViewVW_AgeAs Select学号,姓名,Year(Getdate())-Year(出生日期)年龄FromS Go Select学号,姓名,年龄From学生WhereYear(出生日期)=22 D: CreateViewVW_AgeAs Student Select姓名,Year(Getdate())-Year(出生日期)年龄FromS Go Select学号,姓名,年龄FromStudentWhere年龄=22
查询所有目前年龄是22岁的学生信息:姓名和年龄,正确的命令组是()。 A: CreateViewVW_AgeAs Select姓名,Year(Getdate())-Year(出生日期)年龄FromS Go Select姓名,年龄FromVW_AgeWhere年龄=22 B: CreateViewVW_AgeAs Select姓名,Year(出生日期)FromS Go Select姓名,年龄FromVW_AgeWhereYear(出生日期)=22 C: CreateViewVW_AgeAs Select学号,姓名,Year(Getdate())-Year(出生日期)年龄FromS Go Select学号,姓名,年龄From学生WhereYear(出生日期)=22 D: CreateViewVW_AgeAs Student Select姓名,Year(Getdate())-Year(出生日期)年龄FromS Go Select学号,姓名,年龄FromStudentWhere年龄=22
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