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- /*------------------------------------------------------------------
- * Identification:
- * $Header: /private/postgres/src/lib/H/planner/RCS/joinpath.h,v 1.7 1991/11/15 16:22:47 hong Exp $
- */
-
- extern void find_all_join_paths ARGS((LispValue joinrels, LispValue previous_level_rels, int nest_level));
- extern Path best_innerjoin ARGS((LispValue join_paths, LispValue outer_relid));
- extern LispValue sort_inner_and_outer ARGS((Rel joinrel, Rel outerrel, Rel innerrel, LispValue mergeinfo_list));
- extern LispValue match_unsorted_outer ARGS((Rel joinrel, Rel outerrel, Rel innerrel, LispValue outerpath_list, Path cheapest_inner, Path best_innerjoin, LispValue mergeinfo_list));
- extern LispValue match_unsorted_inner ARGS((Rel joinrel, Rel outerrel, Rel innerrel, LispValue innerpath_list, LispValue mergeinfo_list));
- extern LispValue hash_inner_and_outer ARGS((Rel joinrel, Rel outerrel, Rel innerrel, LispValue hashinfo_list));
-