Function pgx_pg_sys::generic_restriction_selectivity

pub unsafe fn generic_restriction_selectivity(
    arg_root: *mut PlannerInfo, 
    arg_oproid: Oid, 
    arg_collation: Oid, 
    arg_args: *mut List, 
    arg_varRelid: c_int, 
    arg_default_selectivity: f64
) -> f64