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/*------------------------------------------------------------------------- * * restrictinfo.h * prototypes for restrictinfo.c. * * * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/optimizer/restrictinfo.h * *------------------------------------------------------------------------- */ #ifndef RESTRICTINFO_H #define RESTRICTINFO_H #include "nodes/relation.h" /* Convenience macro for the common case of a valid-everywhere qual */ #define make_simple_restrictinfo(clause) \ make_restrictinfo(clause, true, false, false, NULL, NULL, NULL) extern RestrictInfo *make_restrictinfo(Expr *clause, bool is_pushed_down, bool outerjoin_delayed, bool pseudoconstant, Relids required_relids, Relids outer_relids, Relids nullable_relids); extern List *make_restrictinfos_from_actual_clauses(PlannerInfo *root, List *clause_list); extern bool restriction_is_or_clause(RestrictInfo *restrictinfo); extern List *get_actual_clauses(List *restrictinfo_list); extern List *get_all_actual_clauses(List *restrictinfo_list); extern List *extract_actual_clauses(List *restrictinfo_list, bool pseudoconstant); extern void extract_actual_join_clauses(List *restrictinfo_list, Relids joinrelids, List **joinquals, List **otherquals); extern bool join_clause_is_movable_to(RestrictInfo *rinfo, RelOptInfo *baserel); extern bool join_clause_is_movable_into(RestrictInfo *rinfo, Relids currentrelids, Relids current_and_outer); #endif /* RESTRICTINFO_H */