1 /*------------------------------------------------------------------------- 2 * 3 * nodeAgg.h 4 * prototypes for nodeAgg.c 5 * 6 * 7 * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group 8 * Portions Copyright (c) 1994, Regents of the University of California 9 * 10 * src/include/executor/nodeAgg.h 11 * 12 *------------------------------------------------------------------------- 13 */ 14 #ifndef NODEAGG_H 15 #define NODEAGG_H 16 17 #include "nodes/execnodes.h" 18 19 extern AggState *ExecInitAgg(Agg *node, EState *estate, int eflags); 20 extern TupleTableSlot *ExecAgg(AggState *node); 21 extern void ExecEndAgg(AggState *node); 22 extern void ExecReScanAgg(AggState *node); 23 24 extern Size hash_agg_entry_size(int numAggs); 25 26 extern Datum aggregate_dummy(PG_FUNCTION_ARGS); 27 28 #endif /* NODEAGG_H */ 29