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TPgSQLResult.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_TPgSQLResult
13#define ROOT_TPgSQLResult
14
15#include "TSQLResult.h"
16
17#include <libpq-fe.h>
18
19class TPgSQLResult : public TSQLResult {
20
21private:
22 PGresult *fResult{nullptr}; // query result (rows)
23 ULong_t fCurrentRow{0}; // info to result row
24
25 Bool_t IsValid(Int_t field);
26
27public:
28 TPgSQLResult(void *result);
30
31 void Close(Option_t *opt="") final;
32 Int_t GetFieldCount() final;
33 const char *GetFieldName(Int_t field) final;
34 TSQLRow *Next() final;
35
36 ClassDefOverride(TPgSQLResult, 0) // PgSQL query result
37};
38
39#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
TPgSQLResult(void *result)
PgSQL query result.
const char * GetFieldName(Int_t field) final
Get name of specified field.
PGresult * fResult
Definition: TPgSQLResult.h:22
Bool_t IsValid(Int_t field)
Check if result set is open and field index within range.
Int_t GetFieldCount() final
Get number of fields in result.
~TPgSQLResult()
Cleanup PgSQL query result.
ULong_t fCurrentRow
Definition: TPgSQLResult.h:23
TSQLRow * Next() final
Get next query result row.
void Close(Option_t *opt="") final
Close query result.