Add a field to the ABDoctor subtype in ContactManager

In this example of adding a field to a contact subtype, you extend the ABDoctor entity in ContactManager.

Before you begin

Complete Add the BoardCertified field to the claim contacts user interface.

Procedure

Start Guidewire Studio™ for ContactManager.
At a command prompt, navigate to the ContactManager installation folder and enter:
```
gwb studio
```
In the Project window, navigate to configuration > config > Extensions > Entity.
Double-click ABDoctor.eti to open it in the Entity editor.
Click subtype at the top of the Element hierarchy.
Click the drop-down list next to and choose column.

Enter the following values for the new column:

Name	Value
name	`BoardCertified_Ext`
type	`bit`
nullok	`true`
desc	`Is the doctor Board certified in the specialty?`
default	`false`

Regenerate the Data Dictionary to ensure that your changes are correct.
At a command prompt, navigate to the ContactManager installation folder and enter:
```
gwb genDataDictionary
```

What to do next

Add the new field to the ContactMapper class in ContactManager