After creating the join condition, you can delete it.
To delete the join condition, follow the steps given below

1. Click the joining line connecting to datasets.
   The Edit Join page is displayed.
2. Click Delete Join.
   A message to confirm your action is displayed.
3. Click Delete to delete the join condition.
   The data joiner is removed from the data dictionary canvas.
   
   
   
   
4. Click the Save icon () on the top right corner of the Data Dictionary page to save the change to the data dictionary.