| /*------------------------------------------------------------------------- |
| * |
| * nodeNestloop.h |
| * |
| * |
| * |
| * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group |
| * Portions Copyright (c) 1994, Regents of the University of California |
| * |
| * $PostgreSQL: pgsql/src/include/executor/nodeNestloop.h,v 1.25 2006/03/05 15:58:56 momjian Exp $ |
| * |
| *------------------------------------------------------------------------- |
| */ |
| #ifndef NODENESTLOOP_H |
| #define NODENESTLOOP_H |
| |
| #include "nodes/execnodes.h" |
| |
| extern int ExecCountSlotsNestLoop(NestLoop *node); |
| extern NestLoopState *ExecInitNestLoop(NestLoop *node, EState *estate, int eflags); |
| extern TupleTableSlot *ExecNestLoop(NestLoopState *node); |
| extern void ExecEndNestLoop(NestLoopState *node); |
| extern void ExecReScanNestLoop(NestLoopState *node, ExprContext *exprCtxt); |
| |
| enum { |
| GPMON_NLJ_INNERTUPLE = GPMON_QEXEC_M_NODE_START, |
| GPMON_NLJ_OUTERTUPLE, |
| GPMON_NLJ_TOTAL |
| }; |
| |
| static inline gpmon_packet_t * GpmonPktFromNLJState(NestLoopState *node) |
| { |
| return &node->js.ps.gpmon_pkt; |
| } |
| |
| #endif /* NODENESTLOOP_H */ |