解决步骤 执行SQL,检查引起年龄回收问题的库: SELECT datname, age(datfrozenxid) FROM pg_database where age(datfrozenxid)>200000000; 连接年龄回卷的库,执行SQL,检查引起年龄回收问题的表; SELECT pg_namespace.nspname as schema_name,relname, age(relfrozenxid) as xid_age, pg_size_pretty(pg_table_size