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## 9.9 New Field in Existing Base Data Segment

This topic provides the systematic instructions to perform the basic operations on the selected records.

This use case defines a new field in the existing base data segment (fsgbu-ob-remo-srv-ds- cash-deposit) in 1401 screen class.

For this use case, you need to create an extended UI Component, make changes in the existing UI appshell, and make changes in the service.

Perform the following steps:

1. Modify the base component cca and create an extended component. To do this, start OBX and run the command obx ui --mb. It will prompt for name of base web component.
2. Specify the name of base web component. A folder will be created with base component name appending -extended at the end of it.

   Figure 9-21 Base Web Component

   Description of "Figure 9-21 Base Web Component"

   Figure 9-22 Base Web Component

   Description of "Figure 9-22 Base Web Component "

   Figure 9-23 Extended Folder

   Description of "Figure 9-23 Extended Folder"

Note:

The changes are required in the extended component from the UI side.

Parent topic: Extensibility Use Cases for OBX