多項選擇題

數(shù)據(jù)庫中有一張表名為Emp,包含有如下列:EmpNO(雇員編號,Varchar(20),Pk),Job(職位Varchar(10)),HirDate(雇傭日期,Date),Sal(月薪,F(xiàn)loat)。查詢出受雇于1981年的雇員信息是()

A.elect * From Emp Where HirDate>='1981-1-1' And HirDate <='1981-12-31'  
B.Select * From Emp Where Between In '1981-1-1' And <'1981-12-31'
C.Select * From Emp Where Between In '1981-12-31' And <'1981-1-1'  
D.Select * From Emp Where HirDate>='1981-1-1' NOT HirDate <='1981-12-31'

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