UDR types can be viewed in the UDR Internal Format Browser. It is accessed either by right-clicking on the text pad in the Analysis or Aggregation agents and selecting the UDR Assistance... option, or by clicking on the button in Desktop button in Desktop, selecting from the menu, which will open the APL Code Editor or Ultra Format Editor, and then right-clicking on the text pad and selecting the UDR Assistance... option.
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