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Diffstat (limited to 'src/include/optimizer/joininfo.h')
-rw-r--r-- | src/include/optimizer/joininfo.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/include/optimizer/joininfo.h b/src/include/optimizer/joininfo.h new file mode 100644 index 0000000..739cc52 --- /dev/null +++ b/src/include/optimizer/joininfo.h @@ -0,0 +1,30 @@ +/*------------------------------------------------------------------------- + * + * joininfo.h + * prototypes for joininfo.c. + * + * + * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * src/include/optimizer/joininfo.h + * + *------------------------------------------------------------------------- + */ +#ifndef JOININFO_H +#define JOININFO_H + +#include "nodes/pathnodes.h" + + +extern bool have_relevant_joinclause(PlannerInfo *root, + RelOptInfo *rel1, RelOptInfo *rel2); + +extern void add_join_clause_to_rels(PlannerInfo *root, + RestrictInfo *restrictinfo, + Relids join_relids); +extern void remove_join_clause_from_rels(PlannerInfo *root, + RestrictInfo *restrictinfo, + Relids join_relids); + +#endif /* JOININFO_H */ |