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TPgSQLRow.h
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1// @(#)root/pgsql:$Id$
2// Author: g.p.ciceri <gp.ciceri@acm.org> 01/06/2001
3
4/*************************************************************************
5 * Copyright (C) 1995-2001, 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_TPgSQLRow
13#define ROOT_TPgSQLRow
14
15#include "TSQLRow.h"
16
17#include <libpq-fe.h>
18
19class TPgSQLRow : public TSQLRow {
20
21private:
22 PGresult *fResult{nullptr}; // current result set
23 ULong_t fRowNum{0}; // row number
24
25 Bool_t IsValid(Int_t field);
26
27public:
28 TPgSQLRow(void *result, ULong_t rowHandle);
29 ~TPgSQLRow();
30
31 void Close(Option_t *opt="") final;
32 ULong_t GetFieldLength(Int_t field) final;
33 const char *GetField(Int_t field) final;
34
35 ClassDefOverride(TPgSQLRow,0) // One row of PgSQL query result
36};
37
38#endif
int Int_t
Definition: RtypesCore.h:43
unsigned long ULong_t
Definition: RtypesCore.h:53
bool Bool_t
Definition: RtypesCore.h:61
const char Option_t
Definition: RtypesCore.h:64
#define ClassDefOverride(name, id)
Definition: Rtypes.h:326
Bool_t IsValid(Int_t field)
Check if row is open and field index within range.
Definition: TPgSQLRow.cxx:50
ULong_t fRowNum
Definition: TPgSQLRow.h:23
void Close(Option_t *opt="") final
Close row.
Definition: TPgSQLRow.cxx:38
PGresult * fResult
Definition: TPgSQLRow.h:22
~TPgSQLRow()
Destroy row object.
Definition: TPgSQLRow.cxx:29
ULong_t GetFieldLength(Int_t field) final
Get length in bytes of specified field.
Definition: TPgSQLRow.cxx:62
TPgSQLRow(void *result, ULong_t rowHandle)
Single row of query result.
Definition: TPgSQLRow.cxx:20
const char * GetField(Int_t field) final
Get specified field from row (0 <= field < GetFieldCount()).
Definition: TPgSQLRow.cxx:80