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TSQLRow.h
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1 // @(#)root/net:$Id$
2 // Author: Fons Rademakers 25/11/99
3 
4 /*************************************************************************
5  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6  * All rights reserved. *
7  * *
8  * For the licensing terms see $ROOTSYS/LICENSE. *
9  * For the list of contributors see $ROOTSYS/README/CREDITS. *
10  *************************************************************************/
11 
12 #ifndef ROOT_TSQLRow
13 #define ROOT_TSQLRow
14 
15 
16 //////////////////////////////////////////////////////////////////////////
17 // //
18 // TSQLRow //
19 // //
20 // Abstract base class defining interface to a row of a SQL query //
21 // result. Objects of this class are created by TSQLResult methods. //
22 // //
23 // Related classes are TSQLServer and TSQLResult. //
24 // //
25 //////////////////////////////////////////////////////////////////////////
26 
27 #include "TObject.h"
28 
29 
30 class TSQLRow : public TObject {
31 
32 protected:
33  TSQLRow() { }
34 
35 public:
36  virtual ~TSQLRow() { }
37 
38  virtual void Close(Option_t *option="") = 0;
39  virtual ULong_t GetFieldLength(Int_t field) = 0;
40  virtual const char *GetField(Int_t field) = 0;
41  const char *operator[](Int_t field) { return GetField(field); }
42 
43  ClassDef(TSQLRow,0) // One row of an SQL query result
44 };
45 
46 #endif