Tutorials > Program model > Extend the object model and modifying an existing task command
Extend the object model and modifying an existing task command summary
In this tutorial, you learned how to extending the object model and modifying an existing task command.
Lessons learned
By completing this tutorial, you learned about the following concepts and tasks:
- You can create a new table and new corresponding entity bean to access data in that new table.
- To use a new implementation class, update the CMDREG table to reference the new class name
- The deployment descriptor must contain the correct data source name for the target server's database type and instance name.
- In WebSphere Commerce Developer, you can run SQL queries against the database using http://localhost/webapp/wcs/admin/servlet/db.jsp You can also use the native tools for the database to run SQL queries.
Additional resources
- WebSphere Commerce enterprise beans
- Create new entity beans
- Command, view, and URL registries
- Extend the WebSphere Commerce object model