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- /*------------------------------------------------------------------
- * Identification:
- * $Header: /private/postgres/src/lib/H/planner/RCS/joinutils.h,v 1.5 1991/11/15 16:22:52 hong Exp $
- */
-
- extern LispValue match_pathkeys_joinkeys ARGS((LispValue pathkeys, LispValue joinkeys, LispValue joinclauses, int which_subkey));
- extern int match_pathkey_joinkeys ARGS((LispValue pathkey, LispValue joinkeys, int which_subkey));
- extern Path match_paths_joinkeys ARGS((LispValue joinkeys, LispValue ordering, LispValue paths, int which_subkey));
- extern LispValue extract_path_keys ARGS((LispValue joinkeys, LispValue tlist, int which_subkey));
- extern LispValue new_join_pathkeys ARGS((LispValue outer_pathkeys, LispValue join_rel_tlist, LispValue joinclauses));
- extern LispValue new_join_pathkey ARGS((LispValue subkeys, LispValue considered_subkeys, LispValue join_rel_tlist, LispValue joinclauses));
- extern LispValue new_matching_subkeys ARGS((Var subkey, LispValue considered_subkeys, LispValue join_rel_tlist, LispValue joinclauses));
-