Function pgx_pg_sys::table_block_relation_estimate_size

pub unsafe fn table_block_relation_estimate_size(
    arg_rel: Relation, 
    arg_attr_widths: *mut int32, 
    arg_pages: *mut BlockNumber, 
    arg_tuples: *mut f64, 
    arg_allvisfrac: *mut f64, 
    arg_overhead_bytes_per_tuple: Size, 
    arg_usable_bytes_per_page: Size
)