multiple collections

Hi, As part of a larger process I need to sort through Collection A which contains around 5,000 rows at a time against Collection B which can contain a small amount of rows from around 10-30 and if any of the values from B match A then the rows from A need removing. I have attempted this by...

Hi , According to requirements i have to update a form . In process i will get 5 collections and i need to combine all of them(As i need data from all of them) in to one collection to update the form . For Combine collection VBO i can only combine 2 , Is there any other way to combine all , and...