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31 lines
836 B
C
31 lines
836 B
C
/*-------------------------------------------------------------------------
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*
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* joininfo.h
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* prototypes for joininfo.c.
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*
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*
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* Portions Copyright (c) 1996-2015, 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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* src/include/optimizer/joininfo.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef JOININFO_H
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#define JOININFO_H
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#include "nodes/relation.h"
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extern bool have_relevant_joinclause(PlannerInfo *root,
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RelOptInfo *rel1, RelOptInfo *rel2);
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extern void add_join_clause_to_rels(PlannerInfo *root,
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RestrictInfo *restrictinfo,
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Relids join_relids);
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extern void remove_join_clause_from_rels(PlannerInfo *root,
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RestrictInfo *restrictinfo,
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Relids join_relids);
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#endif /* JOININFO_H */
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