Table Collapsing Checks (PDM)

PowerDesigner provides default model checks to verify the validity of table collapsings.

Check

Description and Correction

Table collapsing name and code uniqueness

Table collapsing names and codes must be unique in the model.

Manual correction: Modify the duplicate name/code

Automatic correction: Appends a number to the duplicate name/code

Existence of target table

A table collapsing must have a table as result of the collapsing.

Manual correction: Delete the table collapsing object

Automatic correction: None

Unavailable target table

The table resulting from the collapsing should be available.

Manual correction: Delete the table collapsing object

Automatic correction: Deletes the table collapsing object