今天在测试12c的temp_undo的时候,准备在备库上测试一下,突然发现备库使用TNS连接竟然失败. 抛出的错误如下: $ sqlplus sys/oracle@testdb as sysdba SQL*Plus: Release 12.1.0.2.0 Production on Thu Dec 8 15:30:10 2016 Copyright (c) 1982, 2014, Oracle. All rights reserved. ERROR: ORA-12514: TNS:listene…
从开启GTID的库中导出数据到未开启GTID的库中,需要注意,在导出的文件中去掉相应的gtid内容,否则导入时会报错如下: ERROR 1839 (HY000) at line 24 in file: '/root/db_hdf_bqjfl_xxxx_xx_xx.sql': @@GLOBAL.GTID_PURGED can only be set when @@GLOBAL.GTID_MODE = ON. 1.mysqldump导出数据时候需要加参数 --set-gtid-purged=OF…
报需要升级的错误,具体处理步骤如下: 一.错误信息 SQL> alter database open ;alter database open resetlogs*ERROR at line 1:ORA-01092: ORACLE instance terminated. Disconnection forcedORA-00704: bootstrap process failureORA-39700: database must be opened with UPGRADE optionPro…