Oracle 异常处理汇总

Oracle 异常处理汇总

一、plsql没法链接

安装oracle,中间录入密码,用户是:sys,pass: 录入的密码。sql

链接数据库,建议建立新的用户,最好别直接用sys数据库

安装完毕,则须要配置Net Configration Assistant,才能经过pl/sql链接windows

确保服务监听服务已经启动session

二、遇到ORACLE错误12514

解决方案:oracle

1) 找到监听文件dom

C:\Oracle\product\11.2.0\dbhome_1\NETWORK\ADMIN\listener.oraspa

打开:3d

# listener.ora Network Configuration File: C:\Oracle\product\11.2.0\dbhome_1\network\admin\listener.ora
# Generated by Oracle configuration tools.

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
      (ADDRESS = (PROTOCOL = TCP)(HOST = WIN-L7MD6EPHO8Q.localdomain)(PORT = 1521))
    )
  )

ADR_BASE_LISTENER = C:\Oracle

修改成:code

# listener.ora Network Configuration File: C:\Oracle\product\11.2.0\dbhome_1\network\admin\listener.ora
# Generated by Oracle configuration tools.

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
      (ADDRESS = (PROTOCOL = TCP)(HOST = WIN-L7MD6EPHO8Q.localdomain)(PORT = 1521))
    )
    (SID_DESC =
       (GLOBAL_DBNAME = orcl)
       (ORACLE_HOME = \product\11.2.0\dbhome_1)
       (SID_NAME = orcl)
     ) 
  )

ADR_BASE_LISTENER = C:\Oracle

ORACLE_HOME: oracle安装目录blog

GLOBAL_DBNAME: 实例名,默认为orcl

2) 重启监听器,固然能够在windows服务中重启

打开cmd,执行:

    lsnrctl stop   // 关闭
    lsnrctl start  // 启动

 

三、oracle 11g若是遇到这个问题12514

解决方案:

一、SID_NAME改成具体的实例名,如:orcl

二、删除  (PROGRAM = extproc)

# listener.ora Network Configuration File: D:\oracle\product\11.2.0\dbhome_1\network\admin\listener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = orcl)
      (ORACLE_HOME = D:\oracle\product\11.2.0\dbhome_1)
      (PROGRAM = extproc)
      (ENVS = "EXTPROC_DLLS=ONLY:D:\oracle\product\11.2.0\dbhome_1\bin\oraclr11.dll")
    )
  )

SID_LIST_ORCL =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = CLRExtProc)
      (ORACLE_HOME = D:\oracle\product\11.2.0\dbhome_1)
      (PROGRAM = extproc)
      (ENVS = "EXTPROC_DLLS=ONLY:D:\oracle\product\11.2.0\dbhome_1\bin\oraclr11.dll")
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.30.134)(PORT = 1521))
    )
  )

ADR_BASE_LISTENER = D:\oracle

 

四、imp还原数据库时报错:错误12514

IMP-00058: 遇到 ORACLE 错误 12514
ORA-12514: TNS: 监听程序当前没法识别链接描述符中请求的服务
IMP-00000: 未成功终止导入

 

 注意导入的实例名是否正确,可参考上述解决方案。

 

五、删除用户时提示:没法删除当前链接的用户

第 1 行出现错误:
ORA-01940: 没法删除当前链接的用户

说明,当前存在用户的session.

解决方案:

一、首先查找session,肯定是那个进程引用

select username,sid,serial# from v$session 

或者查询增长用户的过滤条件,只查该用户的

select username,sid,serial# from v$session where username='DEMO'

二、杀死相应的session

alter system kill session'$sid,$serial';

三、强制删除用户

drop user demo cascade;

 

六、导入数据时遇到 ORACLE 错误 959

IMP-00003: 遇到 ORACLE 错误 959
ORA-00959: 表空间 'xxx' 不存在
IMP-00017: 因为 ORACLE 错误 959, 如下语句失败:

解决方案:

一、导入前,先建立表空间

create tablespace demo datafile 'D:\oracle\data\demo.dbf' size 100M autoextend on;

二、指定用户该表空间不受限

alter user xxx quota unlimited on demo;//后面的demo是表空间名

三、而后再imp便可

注意导入时必定要指定log,便于分析解决

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