在SQL语句中，与X BETWEEN 60 AND 90等价的表达式是
A.X>60 AND X<90 B.X>=60 AND X< =90 C.X>60 AND X< =90 D.X>=60 AND X<90正确答案B
在SQL语句中，与X BETWEEN 60 AND 90等价的表达式是
A.X>60 AND X<90 B.X>=60 AND X< =90 C.X>60 AND X< =90 D.X>=60 AND X<90正确答案B
