Pretty simple really.....

   TBaseDataLink = class(TPersistent)
   private
      FDisplayFormat : string;
      FCricketDataService : TCricketDataService;
      FKeyFields : TStringList;
      FDisplayFields : TStringList;
   protected
      procedure RetrieveData; virtual; abstract;
 
[...]
 
does TSimpleDataLink implement the override to
RetrieveData?    (Sorry - have to ask <g>  ).
 
-ns

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