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3.5. Generating an application from an existing database
			Manually create tables in your database. (To switch to a different database, run 
seam setup again.) Now type:seam generate-entities
		
			Restart the deployment, and go to 
http://localhost:8080/helloworld. You can browse the database, edit existing objects, and create new objects. The code generated here is very simple. Seam was designed so that data access code is easy to write by hand, even without the assistance of seam-gen.