/* $Header: /general/TFA/unclassified/src/utils/postgres-v3r1/src/lib/H/planner/RCS/clausesel.h,v 1.7 1991/11/15 16:22:21 hong Exp $ */
extern void set_clause_selectivities ARGS((LispValue clauseinfo_list, Cost new_selectivity));
extern double product_selec ARGS((LispValue clauseinfo_list));
extern void set_rest_relselec ARGS((LispValue rel_list));
extern void set_rest_selec ARGS((LispValue clauseinfo_list));
extern double compute_clause_selec ARGS((LispValue clause, LispValue or_selectivities));
extern double compute_selec ARGS((LispValue clauses, LispValue or_selectivities));
extern LispValue translate_relid ARGS((LispValue relid));