granicus.if.org Git - postgresql/blob - src/include/tcop/pquery.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * pquery.h
   4  *        prototypes for pquery.c.
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2015, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * src/include/tcop/pquery.h
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef PQUERY_H
  15 #define PQUERY_H
  16
  17 #include "nodes/parsenodes.h"
  18 #include "utils/portal.h"
  19
  20
  21 extern PGDLLIMPORT Portal ActivePortal;
  22
  23
  24 extern PortalStrategy ChoosePortalStrategy(List *stmts);
  25
  26 extern List *FetchPortalTargetList(Portal portal);
  27
  28 extern List *FetchStatementTargetList(Node *stmt);
  29
  30 extern void PortalStart(Portal portal, ParamListInfo params,
  31                         int eflags, Snapshot snapshot);
  32
  33 extern void PortalSetResultFormat(Portal portal, int nFormats,
  34                                           int16 *formats);
  35
  36 extern bool PortalRun(Portal portal, long count, bool isTopLevel,
  37                   DestReceiver *dest, DestReceiver *altdest,
  38                   char *completionTag);
  39
  40 extern long PortalRunFetch(Portal portal,
  41                            FetchDirection fdirection,
  42                            long count,
  43                            DestReceiver *dest);
  44
  45 #endif   /* PQUERY_H */