pgrx_pg_sys

Function join_selectivity

Source 
pub unsafe fn join_selectivity(
    arg_root: *mut PlannerInfo,
    arg_operatorid: Oid,
    arg_args: *mut List,
    arg_inputcollid: Oid,
    arg_jointype: Type,
    arg_sjinfo: *mut SpecialJoinInfo,
) -> Selectivity