Connect  to an Apache Derby database from the Data Source Explorer. 
        
            A connection profile enables the runtime connection to endpoints for database development.
         
        
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                In the Database Development perspective, expand Databases in the Data Source Explorer. 
            
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                Right-click the Apache Derby connection profile that you created and select Connect.
                 
                    After the initial contents for the database instance are created, which may take a few seconds, you can expand the connection profile and view the contents of the Apache Derby database.