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afd55d0 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | /*-------------------------------------------------------------------------
*
* paramassign.h
* Functions for assigning PARAM_EXEC slots during planning.
*
* Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/optimizer/paramassign.h
*
*-------------------------------------------------------------------------
*/
#ifndef PARAMASSIGN_H
#define PARAMASSIGN_H
#include "nodes/pathnodes.h"
extern Param *replace_outer_var(PlannerInfo *root, Var *var);
extern Param *replace_outer_placeholdervar(PlannerInfo *root,
PlaceHolderVar *phv);
extern Param *replace_outer_agg(PlannerInfo *root, Aggref *agg);
extern Param *replace_outer_grouping(PlannerInfo *root, GroupingFunc *grp);
extern Param *replace_outer_merge_support(PlannerInfo *root,
MergeSupportFunc *msf);
extern Param *replace_nestloop_param_var(PlannerInfo *root, Var *var);
extern Param *replace_nestloop_param_placeholdervar(PlannerInfo *root,
PlaceHolderVar *phv);
extern void process_subquery_nestloop_params(PlannerInfo *root,
List *subplan_params);
extern List *identify_current_nestloop_params(PlannerInfo *root,
Relids leftrelids);
extern Param *generate_new_exec_param(PlannerInfo *root, Oid paramtype,
int32 paramtypmod, Oid paramcollation);
extern int assign_special_exec_param(PlannerInfo *root);
#endif /* PARAMASSIGN_H */
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