pgrx_pg_sys

Function create_upper_unique_path

Source 
pub unsafe fn create_upper_unique_path(
    arg_root: *mut PlannerInfo,
    arg_rel: *mut RelOptInfo,
    arg_subpath: *mut Path,
    arg_numCols: c_int,
    arg_numGroups: f64,
) -> *mut UpperUniquePath