Install appropriate versions of Eclipse, Data Tools Platform, EMG, GEF, and Apache Derby. If necessary, switch to the Database Development perspective.
You can also create the driver definition when creating the connection profile.
Select Window
> Preferences from the main menu bar.
Expand Data Management
> Connectivity and select Driver Definitions.
Click Add.
In the Name/Type tab, indicate the version of Derby on which you want to create the driver definition.
Select Derby for the Vendor Filter to narrow the display to only Derby driver definitions
Select Derby Embedded JDBC Driver for the version of Derby you have installed.
(Optional) Modify the Driver Name if a driver definition with this name already exists.
In the JAR List tab, highlight the default derby.jar file and click Edit JAR/Zip to indicate the fully qualified path of the Derby JAR file.
Browse to the location of the ZIP file.
Click Open.
(Optional) In the Properties tab, modify the default properties for the driver definition template.
Note: Options in the Properties tab vary based on database server type. You can edit or enter a property in the Value box.