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WebSphere Studio Application Developer part 18 provides integrated development tools for all e-business development roles, including Web developers, Java developers, business analysts, architects, and enterprise programmers. The customizable, targeted, role-based approach of WebSphere Studio Application Developer will be characteristic of all new products built on the WebSphere Studio Workbench. It is well integrated with WebSphere Application Server and provides built-in server test environments that can be used for testing and profiling Web applications | Database models are stored within an Application Developer project. This can be any type of project for example a simple project a Web project with database access or an EJB project with entity beans. The Data Definition view is a hierarchical view of the database objects and does not display how these definitions are stored in actual files. Figure 6-3 Data Definition view Navigator view In the Navigator view Figure 6-4 you can see the local descriptor files .xmi files that represent the database objects. Each of the files has an editor associated with it. Double-clicking the file brings up the appropriate editor for the type of object that is described which could be either a database a schema or a table. 144 WebSphere Studio Application Developer Version 5 Programming Guide Figure 6-4 Navigator view Using the DB Servers view You can use the DB Servers view to connect to existing databases and view their objects. The objects can be imported into Application Developer and used in your applications. The DB Servers view allows you to filter the designs that are returned to only show a subset of schemas or tables. You can also use the DB Servers view to generate DDL files and XML schemas. Important The DB Servers view is read-only. Before you can edit any database objects you have to import them into an Application Developer project. Creating a database connection Note The examples in this section assume that you have created and populated the DB2 tables as described in Installing the EJBBANK database on page 811. To view the definition of an existing database you first have to create a JDBC connection to the database. To create a new connection first make sure you are in the DB Servers view. Then right-click anywhere in the view and select New Connection to display the Database Connection wizard Figure 6-5 . Chapter 6. Developing database applications 145 Figure 6-5 Creating a JDBC connection You have to provide a unique name for the connection Coni in our example a
