Data Management Capabilities > Managing Part Structures > Advanced Assembly Editor Overview > Show or Hide Occurrences > Show or Hide Occurrences
  
Show or Hide Occurrences
An occurrence is one named usage of a part that is used multiple times within a product structure. Occurrences are identified using a reference designator.
Show Occurrences
Click the show occurrences icon at the top of the Assembly Editor pane to display one row for each named occurrence of a part within the assembly. The quantity of an occurrence within a product structure is always “1.”
Hide Occurrences
When occurrences are shown, click the hide occurrences icon to show the product structure with all occurrences of a specific part summarized in a single row.
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When occurrences are shown in the Assembly Editor pane, the actions to insert new , remove , undo remove , paste , select parts to paste , and copy assembly are not available.