与“SELECT*FROM学生INTO DBF A”等价的语句是______。
A:SELECT*FROM学生INTO A B:SELECT*FROM学生INTO TABLE A C:SELECT*FROM学生TO TABLE A D:SELECT*FROM学生TO DBF A
与“SELECT*FROM教师表INTO DBF A”等价的语句是______。
A:SELECT*FROM教师表TO DBF A B:SELECT*FROM教师表TO TABLE A C:SELECT*FROM教师表INTO TABLE A D:SELECT*FROM教师表INTO A
有如下SQL-SELECT语句
SELECT*FROM HH WHERE 单价 BETWEEN 10.6 AND 13.4
与该语句等价的是
A:SELECT*FROM HH WHERE 单价 <=13.4 AND 单价 >=10.6 B:SELECT*FROM HH WHERE 单价 <13.4 AND 单价 >10.6 C:SELECT*FROM HH WHERE 单价 >=13.4 AND 单价 <=10.6 D:SELECT*FROM HH WHERE 单价 >13.4 AND 单价 <10.6
有如下SQL-SELECT语句 SELECT * FROM HH WHERE 单价 BETWEEN 10.6 AND 13.4 与该语句等价的是
A:SELECT * FROM HH WHERE 单价<=13.4 AND 单价>=10.6 B:SELECT * FROM HH WHERE 单价<13.4 AND 单价>10.6 C:SELECT * FROM HH WHERE 单价>=13.4 AND 单价<=10.6 D:SELECT * FROM HH WHERE 单价>13.4 AND 单价<10.6
与“SELECT*FROM学生INTO DBF A”等价的语句是( )。
A:SELECT*FROM学生INTO A B:SELECT*FROM学生INTO TABLE A C:SELECT*FROM学生TO TABLE A D:SELECT*FROM学生TO DBF A
与“SELECT*FROM 教师表 INTO DBFA”等价的语句是()。
A:SELECT*FROM 教师表 TO DBF A B:SELECT*FROM 教师表 TO TABLE A C:SELECT*FROM 教师表 INTO TABLE A D:SELECT*FROM 教师表 INTO A
与“SELECT * FROM 教师表 INTO DBF A”等价的语句是()。
A:SELECT * FROM 教师表 TO DBF A B:SELECT * FROM 教师表 TO TABLE A C:SELECT * FROM 教师表 INTO TABLE A D:SELECT * FROM 教师表 INTO A