Check field name for duplicate entries.
Source position: db.pas line 1356
| public procedure TFields.CheckFieldName( | 
| const Value: string | 
| ); | 
| Value | 
 | Field name to check. | 
CheckFieldName checks whether a field with name equal to Value (case insensitive) already appears in the list of fields (using TFields.Find). If it does, then an EDatabaseError exception is raised.
| 
 | Name of the field. | |
| TFields.Find |