I have got the requirement to create the DB table from entity object. Here is example
Step 1: Create the Entity Object
Declare the entity object name. Un-check the existing object check box and click on next. As shown in the image.
Step 2:
Create the attributes for entity object and declare one attribute as primary key. Click on finish.
Step 3:
Right click on entities package and select "Create DataBase object".
Step 4 :
Select and Shuttle the Entity Object to create Database table and click on OK.