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Modeling support in DMN decision tables

ARIS offers specific modeling support for DMN decision tables that enables you to model DMN diagrams quickly.

Do not derive DMN decision tables as the modeling support for DMN decision tables does not work properly for derived models.

Configure the table colors

You can configure the header colors of the Input, Output, Annotation column You can also configure the color of the Rule header.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Click Table colors Settings.

  3. Specify the colors.

You have configured the properties of the DMN decision table.

Add columns

You can add a column.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Add column left Add column to the left to add a column left

    Select Add column right Add column to the right to add a column left

  4. Optional: Right-click a column header.

    1. Select Configure Configure column. The dialog opens.

    2. Enter a name.

    3. Specify a data type. You can create a new object of type Item definition or use an already existing.

You have added a column.

Tip

To add a column to the right of the last column of the selected type, click Add column left Add column and select Add column left Add input, Add output, or Add annotation

Configure data types for Input/Output columns

You can add an Input column.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click an Input or Output column header.

  3. Click Configure Configure column. The dialog opens.

  4. Enter a name.

  5. Optional: Enter a description.

  6. Specify a data type. You can create a new object of type Item definition or use an already existing.

  7. Click Apply.

You have specified an Input or an Output column.

Rename column

You can rename a column and change the description.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Rename Rename column.

  4. Enter the new name and description.

  5. Click Apply.

You have renamed a column.

Copy column

You can copy a column.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Paste Copy column.

You have copied a column.

You can paste the column to another position in the DMN decision table.

Cut column

You can cut out a column.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click the column header.

  3. Select Cut Cut column to cut the column.

You have cut out the column.

You can paste the column to another position in the DMN decision table.

Paste column

You can paste a copied or cut out column to another position in the DMN decision table.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Paste Paste column.

You have pasted a copied or cut out column.

Move columns

You can move a column if you have more than one column of the Input, Output, or Annotation type.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Move right Move right to move a column to the right.

    Select Move left Move left to move a column to the left.

You have moved columns.

Delete column

By default, a DMN decision table consists at least of three columns: Input, Output, and Annotations. You can only remove the Annotation column of the default columns. You can remove additionally added Input or Output columns.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Delete column Delete column.

The column is deleted.

Add rule

You can add rules to your DMN decision table. Rules are added in new rows.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Select a row.

  3. Click Add Rule column Add rule to add a rule below the selected rule.

    Right-click the first cell of a rule and click Add Rule column Add rule above to add a rule above of the selected rule.

  4. Enter input and output data and an annotation.

You have added a rule.

Copy rule

You can copy a rule.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Paste Copy rule.

You have copied a rule.

You can paste the rule to another position in the DMN decision table.

Cut rule

You can cut a rule.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Cut Cut row.

You have cut out a rule.

You can paste the rule to another position in the DMN decision table.

Paste rule

You can paste a copied or cut out rule to another position in the DMN decision table.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click a column header.

  3. Select Paste Paste rule.

You have pasted a copied or cut out rule.

Move rule down

You can move a row down.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click the numbered cell of a row containing a rule.

  3. Select Move down Move down to move a row down.

You have moved a row down.

Delete rule

You can delete a rule.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click the numbered cell of a row containing a rule.

  3. Select Delete row Delete rule to delete a rule.

You have deleted a rule.

Delete rule above

You can delete a rule above of another rule.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Right-click the numbered cell below of the rule you want to deleteDelete row above.

  3. Select Delete row above Delete rule above to delete the rule above of the selected rule.

You have deleted the rule above the selected rule.

Add input data

You can enter input data in an Input cell.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Double-click a cell in the Input column. The dialog opens.

  3. Enter input data. Depending on the data types specified for this column, different data types or expressions are allowed.

  4. Click Click OK OK.

You have entered input data.

Delete input data

You can delete input data from an Input cell.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Double-click the relevant cell in the Input column. The dialog opens.

  3. Depending on the data type that is specified for the input data, you can either click Delete Delete to delete the data or set the data to (not relevant).

  4. Click Click OK OK.

You have deleted input data.

Add output data

You can enter output data in an Output cell.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Double-click a cell in the Output column. The dialog opens.

  3. Enter output data. Depending on the data types specified for this column, different data types or expressions are allowed.

  4. Click Click OK OK.

You have entered output data.

Delete output data

You can delete output data from an Output cell.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Double-click the relevant cell in the Output column. The dialog opens.

  3. Depending on the data type that is specified for the output data, you can either click Delete Delete to delete the data or set the data to (not relevant).

  4. Click Click OK OK.

You have deleted output data.

Add an annotation

You can enter a text in an Annotation cell.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Double-click a cell in the Annotations column. The dialog opens.

  3. Enter your annotation.

  4. Click Click OK OK.

You have entered an annotation.

Delete an annotation

You can delete an annotation from an Annotation cell.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Double-click the relevant cell in the Output column. The dialog opens.

  3. Depending on the data type that is specified for the annotation data, you can either click Delete Delete to delete the data or set the data to (not relevant).

  4. Click Click OK OK.

You have deleted an annotation.

Show in group tree

You can display the DMN decision table in the group tree.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Click Show in group tree Show in > Group tree Group tree.

The Models and objects view is opened on a new tab and the DMN decision table is selected.

Export graphic

You can export the graphic of the DMN decision table.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Click Export Export > Export as graphic Graphic export.

The graphic of the DMN decision table is exported to a PNG file. You find the file in the Downloads folder on your hard disk.

Export as CSV file

You can export the DMN decision table as CSV file.

Procedure. Procedure

  1. Open a DMN decision table.

  2. Click Export Export > Export as Microsoft® Excel file CSV export.

The DMN decision table is exported as CSV file. You find the file in the Downloads folder on your hard disk.