多选题数据库中有一张表名为Emp,包含有如下列:EmpNO(雇员编号,Varchar(20),Pk),Job(职位Varchar(10)),HirDate(雇佣日期,Date),Sal(月薪,Float),Comm(奖金,Float,可为空)。查询出雇员编号为791,792,793的雇员信息是()ASelect * From Emp Where EmpNO In('791','792','793')BSelect * From Emp Where EmpNO ='791' Or EmpNO='792' OR EmpNO='793'CSelect * From Emp Where EmpNO ='791' And EmpNO='793'DSelect * From Emp Where EmpNO '791' And EmpNO'793'

多选题
数据库中有一张表名为Emp,包含有如下列:EmpNO(雇员编号,Varchar(20),Pk),Job(职位Varchar(10)),HirDate(雇佣日期,Date),Sal(月薪,Float),Comm(奖金,Float,可为空)。查询出雇员编号为791,792,793的雇员信息是()
A

Select * From Emp Where EmpNO  In('791','792','793') 

B

Select * From Emp Where EmpNO ='791' Or EmpNO='792' OR EmpNO='793' 

C

Select * From Emp Where EmpNO >='791' And EmpNO<='793' 

D

Select * From Emp Where EmpNO >'791' And EmpNO<'793'


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