InfoPath Dev

Would the id column for these individual rows be a lookup field to the original list or would it just be a numeric field that stores the id? Can you provide a link to the qRules common library videos that i should be looking at? Thanks.

So I am trying to filter a SP list based on user inputs to the form.  My main data connection has the inputs for filtering - Start Dte, End Dte, and Fund.  Fund is a lookup to a sharepoint list with id being the value and fund as the display name. My secondary data source is to a SharePoint List called AIUpdates.  Fields in ...