Error occurred at recursive SQL level
Oracle 执行内部递归 SQL 语句时发生错误（例如在登录触发器、空间管理或数据字典操作期间）。
SELECT owner, trigger_name, triggering_event, status FROM dba_triggers WHERE triggering_event LIKE '%LOGON%';SELECT tablespace_name, bytes/1024/1024 free_mb FROM dba_free_space;