Transaction Summary: Grouping Table
Once a transaction table has been chosen, the grouping table can then be specified.
 Q418.png)
The grouping table must be a parent or "ancestor" table of the transaction table (i.e. it must be higher up the System Tables diagram than the transaction table.
For example, if the Bookings table was specified as the transaction table, the grouping table could either be People or Households given the following table structure:
 Q217.png)
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