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| Current File : //compat/linux/proc/self/root/usr/local/include/postgresql/server/optimizer/prep.h |
/*------------------------------------------------------------------------- * * prep.h * prototypes for files in optimizer/prep/ * * * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * $PostgreSQL: pgsql/src/include/optimizer/prep.h,v 1.59.2.1 2008/11/11 18:13:44 tgl Exp $ * *------------------------------------------------------------------------- */ #ifndef PREP_H #define PREP_H #include "nodes/plannodes.h" #include "nodes/relation.h" /* * prototypes for prepjointree.c */ extern Node *pull_up_IN_clauses(PlannerInfo *root, Node *node); extern Node *pull_up_subqueries(PlannerInfo *root, Node *jtnode, bool below_outer_join, bool append_rel_member); extern void reduce_outer_joins(PlannerInfo *root); extern Relids get_relids_in_jointree(Node *jtnode); extern Relids get_relids_for_join(PlannerInfo *root, int joinrelid); /* * prototypes for prepqual.c */ extern Expr *canonicalize_qual(Expr *qual); /* * prototypes for preptlist.c */ extern List *preprocess_targetlist(PlannerInfo *root, List *tlist); /* * prototypes for prepunion.c */ extern Plan *plan_set_operations(PlannerInfo *root, double tuple_fraction, List **sortClauses); extern List *find_all_inheritors(Oid parentrel); extern void expand_inherited_tables(PlannerInfo *root); extern Node *adjust_appendrel_attrs(Node *node, AppendRelInfo *appinfo); #endif /* PREP_H */