打开命令界面按顺序执行下列命令
sqlplus / as sysdba SQL> SHUTDOWN IMMEDIATE; SQL> STARTUP MOUNT; SQL> ALTER SYSTEM ENABLE RESTRICTED SESSION; SQL> ALTER SYSTEM SET JOB_QUEUE_POCESSES=O; SQL> ALTER SYSTEM SET AQ_TM_PROCESSES=0; SQL> ALTER DATABASE OPEN; SQL> ALTER DATABASE CHARACTER SET ZHS16GBK;
出现此原因是数据库编码与备份文件编码不一致导致的,此命令组也可用于数据库字符编码修改;
orcle ORA-17002问题或oracle连接数查看与修改
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