Renaming fields
You can change the name of a field in a record type from
the Record Fields grid. 
Before you begin
Procedure
To change the name of a field:
- Start the Designer.
 - In the Schema Repository Explorer view, expand the Record Types folder in your schema and then double-click on a record type. The record type editor opens.
 - Click the Fields tab to view the Record Fields grid.
 - Right-click the field whose name you want to change and click Rename Field.
 - Type a new Field Name.