问题详情

有SQL语句：SELECT * FROM 教师 WHERE NOT(工资>3000 OR 工资<2000)与如下语句等价的SQL语句是A）SELECT*FROM 教师 WHERE 工资 BETWEEN 2000 AND 3000B) SELECT*FROM 教师 WHERE 工资>2000 AND 工资<3000C）SELECT*FROM 教师 WHERE 工资>2000 OR 工资<3000D) SELECT*FROM 教师 WHERE 工资<=2000 AND 工资>3000