Files
openGauss-server/src/include/tcop/pquery.h
2020-06-30 17:38:27 +08:00

38 lines
1.1 KiB
C

/* -------------------------------------------------------------------------
*
* pquery.h
* prototypes for pquery.c.
*
*
* Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/tcop/pquery.h
*
* -------------------------------------------------------------------------
*/
#ifndef PQUERY_H
#define PQUERY_H
#include "nodes/parsenodes.h"
#include "utils/portal.h"
extern THR_LOCAL PGDLLIMPORT Portal ActivePortal;
extern PortalStrategy ChoosePortalStrategy(List* stmts);
extern List* FetchPortalTargetList(Portal portal);
extern List* FetchStatementTargetList(Node* stmt);
extern void PortalStart(Portal portal, ParamListInfo params, int eflags, Snapshot snapshot);
extern void PortalSetResultFormat(Portal portal, int nFormats, int16* formats);
extern bool PortalRun(
Portal portal, long count, bool isTopLevel, DestReceiver* dest, DestReceiver* altdest, char* completionTag);
extern long PortalRunFetch(Portal portal, FetchDirection fdirection, long count, DestReceiver* dest);
#endif /* PQUERY_H */