Sample DB Lookup for BRF plus "No role Owner" rule.
1. Create a new expression of type ‘DB Lookup’ in your existing initiator rule
2. Provide name and description to your DB lookup and fill in following details
3. Once DB lookup is created and activated. Open your decision table and click on ‘Table Settings’ button. In your table settings ‘Insert Column’ as shown below
4. Select the newely created DB Lookup as a new column
5. Now in your decision table you can have first row for roles without role owners and rest of the table can remain same as your existing rule