TSQLRow.h

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// @(#)root/net:$Id$
// Author: Fons Rademakers   25/11/99
 
/*************************************************************************
 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
#ifndef ROOT_TSQLRow
#define ROOT_TSQLRow
 
 
//////////////////////////////////////////////////////////////////////////
//                                                                      //
// TSQLRow                                                              //
//                                                                      //
// Abstract base class defining interface to a row of a SQL query       //
// result. Objects of this class are created by TSQLResult methods.     //
//                                                                      //
// Related classes are TSQLServer and TSQLResult.                       //
//                                                                      //
//////////////////////////////////////////////////////////////////////////
 
#include "TObject.h"
 
 
class TSQLRow : public TObject {
 
protected:
   TSQLRow() {}
 
public:
   virtual ~TSQLRow() {}
 
   virtual void        Close(Option_t *option="") = 0;
   virtual ULong_t     GetFieldLength(Int_t field) = 0;
   virtual const char *GetField(Int_t field) = 0;
   const char         *operator[](Int_t field) { return GetField(field); }
 
   ClassDefOverride(TSQLRow,0)  // One row of an SQL query result
};
 
#endif