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45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
/*-------------------------------------------------------------------------
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*
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* plancat.h
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* prototypes for plancat.c.
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*
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*
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* Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $PostgreSQL: pgsql/src/include/optimizer/plancat.h,v 1.43 2007/01/05 22:19:56 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PLANCAT_H
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#define PLANCAT_H
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#include "nodes/relation.h"
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extern void get_relation_info(PlannerInfo *root, Oid relationObjectId,
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bool inhparent, RelOptInfo *rel);
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extern bool relation_excluded_by_constraints(RelOptInfo *rel,
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RangeTblEntry *rte);
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extern List *build_physical_tlist(PlannerInfo *root, RelOptInfo *rel);
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extern List *find_inheritance_children(Oid inhparent);
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extern bool has_subclass(Oid relationId);
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extern bool has_unique_index(RelOptInfo *rel, AttrNumber attno);
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extern Selectivity restriction_selectivity(PlannerInfo *root,
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Oid operator,
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List *args,
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int varRelid);
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extern Selectivity join_selectivity(PlannerInfo *root,
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Oid operator,
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List *args,
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JoinType jointype);
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#endif /* PLANCAT_H */
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