y*********s
发帖数: 24 | 1 请问有人知道
WHERE 和 IF STATEMENT 究竟有什么区别吗?
能举个例子说明下不?
谢谢!! |
o*********h
发帖数: 6 | 2 This is a typical sas interview question, one difference is that where
statement can be both in data step and proc, but if statement is used in
data step only. Please check the following for other differences:
www2.sas.com/proceedings/sugi31/238-31.pdf |
p*5
发帖数: 311 | 3 where 和 having 的区别是啥？
【在 o*********h 的大作中提到】
: This is a typical sas interview question, one difference is that where
: statement can be both in data step and proc, but if statement is used in
: data step only. Please check the following for other differences:
: www2.sas.com/proceedings/sugi31/238-31.pdf
|
l*********s
发帖数: 5409 | 4
check sas base tutorial. Basically, having is for computed column
【在 p*5 的大作中提到】
: where 和 having 的区别是啥？
|
y*********s
发帖数: 24 | |
