Wells Oliver <wells.oliver@xxxxxxxxx> writes: > As a follow up, n_dead_tup from pg_stat_sys_tables for this TOAST table is > 7447444, live tuples, 623982, and tup_del 20823469. vacuum_count is 0. > Why can't I free those rows up? Old open transaction somewhere (possibly a prepared transaction?). Or a replication slot that's holding back the xmin horizon due to not keeping up. regards, tom lane
