SELECT
    oid::regclass::text	as	table,
    age(relfrozenxid)		xid_age,
    mxid_age(relminmxid)	mxid_age,
	least(
	    (	SELECT	setting::int
	        FROM	pg_settings
	        WHERE	name = 'autovacuum_freeze_max_age') - age(relfrozenxid),
            (	SELECT	setting::int
                FROM	pg_settings
                WHERE	name = 'autovacuum_multixact_freeze_max_age') - mxid_age(relminmxid)
        ) AS tx_before_wraparound_vacuum,
    pg_size_pretty(pg_total_relation_size(oid))	size,
    pg_stat_get_last_autovacuum_time(oid)	last_autovacuum
FROM	pg_class
WHERE	NOT (relfrozenxid = 0)
        AND oid > 16384
        AND pg_total_relation_size(oid) > pow(1024,3)
ORDER BY tx_before_wraparound_vacuum;