1 /*------------------------------------------------------------------------- 2 * 3 * pquery.h 4 * prototypes for pquery.c. 5 * 6 * 7 * Portions Copyright (c) 1996-2017, 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 bool run_once, DestReceiver *dest, DestReceiver *altdest, 38 char *completionTag); 39 40 extern uint64 PortalRunFetch(Portal portal, 41 FetchDirection fdirection, 42 long count, 43 DestReceiver *dest); 44 45 #endif /* PQUERY_H */ 46