InfoPath Dev

 I have two repeating sections nested together and they both bound to database tables directly. For each entry of the outer section, can I have the inner section only shows the last record in the group instead of all? Does this have to be done by coding? BTW, in the query section there's no check box for a flag or other signs. Thanks a ...

It's good to have a nice place like it here. I have created a form with a direct database connection consisting of 4 tables. The hierarchical view of these tables looks like this: A->B, A->C and C->D (I hope this is clear to represent the relationship). In the form, I need to construct two master/detail controls for both A, B and C, ...