Hi @ParthaSarathy ,Thank you for answering. I understood.However, in Union, it seems that the explanation is different.Could you please check the last sentence?Thank you.All shared columns: The data is reconciled on the basis of all the columns in common with the inbound transitions. Therefore, you ...

What is the difference of “All shared columns” and “A selection of columns”?I read the document and understood that “All shared columns” can be used if the inbound population targeting dimensions are different.However, once I implemented, it didn’t work.Union5: Gather attendance data from data schem...