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我试过了
replace(myfield,"/*/","") replace(myfield,"/*","") replace(myfield,"[*]","")
没有任何效果.....它正在替换整个字段,就好像“*”是通配符一样。
您正在派生列转换中进行替换,是吗?REPLACE(myfield,"*","")对我来说很好。
REPLACE(myfield,"*","")
Question2:
I'm confused on ArrayList<Object>, please explain to me the following:
ArrayList<Object>
I have a class Node which has two fields: data1 and data2
Node
data1
data2