在10g中.当发生ORA-00020时,sqlplus登陆会报"connected to an idle instance" 来源于: Sqlplus Logon Reports 'connected to an idle instance' when ORA-20 happens in 10g (文档 ID 1370000.1) 说的比較经典, 不做翻译,直接转帖: APPLIES TO: Oracle Server - Enterprise Edition - Version: 1…

11gR2中的asm后台进程 參考原文: ASM Background Processes in 11.2 (Doc ID 1641678.1) 适用于: Oracle Database - Enterprise Edition - Version 11.2.0.2 to 11.2.0.4 [Release 11.2] Information in this document applies to any platform. 1 ASMB - ASM Background Process  与a…

当指定asm disk 为FRA时.11.2.0.3的dbua hang住 来源于: 11.2.0.3 DBUA Hangs While Specifying ASM Disk To FRA (文档 ID 1427179.1) 适用于: Oracle Database Upgrade Assistant - Version 10.2.0.1 and later Oracle Server - Standard Edition - Version 10.2.0.1 and later Oracle…

[翻译自mos文章]11.2.0.4及更高版本号的asm实例中MEMORY_TARGET 和 MEMORY_MAX_TARGET的默认值和最小值 来源于: Default and Minimum MEMORY_TARGET & MEMORY_MAX_TARGET Value for ASM 11.2.0.4 and Onwards (文档 ID 1982132.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 11.2.0…

job 不能自己主动执行--这是另外一个mos文章 參考原文: Jobs Not Executing Automatically (Doc ID 313102.1) 适用于: Oracle Database - Enterprise Edition - Version 9.2.0.3 to 10.2.0.4 [Release 9.2 to 10.2] Information in this document applies to any platform. 症状: job已经非常长时间没有自己主…

注意: ASMB process exiting due to lack of ASM file activity 參考原文: NOTE: ASMB process exiting due to lack of ASM file activity (Doc ID 754110.1) 适用于: Oracle Server - Enterprise Edition - Version 10.1.0.2 to 11.2.0.4 [Release 10.1 to 11.2] Information in…

使用asm来部署 超大数据库(10TB到PB 范围) 參考原文: Deployment of very large databases (10TB to PB range) with Automatic Storage Management (ASM) (Doc ID 368055.1) 范围: 本文适用于在全部平台上的asm配置.包含使用rac 和单实例 环境. 本文适用于超大数据库的创建.而且该数据库会增长到超过10TB级别. 挑战: asm 元数据存储 解决方式: au(分配单元) 是as…

參考原文: Users Accounts Getting Locked. (Doc ID 791037.1) 事实上这个文章是为oracle 别的软件产品写的,只是涉及到user 锁定问题.那还是跟db有关系. 该文章我就不所有翻译了,仅仅翻译最实用的一点: ---lcount列是记录oracle用户用错误的password登陆db的登陆的次数. Select lcount from SYS.USER$ where name ='<USERNAME>'…

在11gR2 rac环境中,文件系统使用率紧张.而且lsof显示有非常多oraagent_oracle.l10 (deleted) 參考原文: High Space Usage and "lsof" Output Shows Many 'oraagent_oracle.l10 (deleted)' in GI environment (Doc ID 1598252.1) 适用于: Oracle Database - Enterprise Edition - Version 11.2.0…

在OGG中循环使用ggserr.log的方法: 參考原文: OGG How Do I Recycle The "ggserr.log" File? (Doc ID 967932.1) 适用于: Oracle GoldenGate - Version 4.0.0 and later Generic Linux 问题 GoldenGate的 ggserr.log 日志文件包含有关 GoldenGate 事件的信息.比方:进程启动.关闭,error .warning.该文件可能会变的非常大.…

在12c数据库中,哪种audit trail 受到支持? 来源于:What Audit Trail Types Are Supported For A 12c Database? (文档 ID 1986609.1) 适用于: Oracle Audit Vault and Database Firewall - Version 12.1.2.0 and later Information in this document applies to any platform. 目标: 在12c数据库中,…

ABMR:在asm 环境中測试Automatic Block Recover 特性的方法 參考原文: ABMR: How to test Automatic Block Recover Feature with ASM setup (Doc ID 1510090.1) 适用于: Oracle Database - Enterprise Edition - Version 11.2.0.3 and later Information in this document applies to any…

来源于: Defining a Database Service with a Stand Alone Database (文档 ID 1260134.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 10.2.0.5 to 11.2.0.3 [Release 10.2 to 11.2] Information in this document applies to any platform. GOAL The DBMS_…

来源于: Service Management For Multitenant (文档 ID 2009500.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 12.1.0.1 and later Information in this document applies to any platform. GOAL This Note is intended to cover the most important point…

来源于: Create or Truncate Table Slow in 12c While Waiting for DFS Lock Handle wait (文档 ID 2085308.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 12.1.0.2 and later Information in this document applies to any platform. SYMPTOMS In 12c dat…

改变数据库用户sysman(该用户是DB Control Repository 的schema)password的方法 參考原文: How To Change the Password of the Database User Sysman (DB Control Repository Schema) (Doc ID 259379.1) 适用于: Enterprise Manager for Oracle Database - Version 10.1.0.2 to 11.2.0.3 [Rele…

使用asmcmd命令在本地和远程 asm 实例之间 拷贝asm file的方法 參考原文: How to Copy asm files between remote ASM instances using ASMCMD command (Doc ID 785580.1) 适用于: Oracle Database - Enterprise Edition - Version 11.1.0.6 to 11.2.0.2 [Release 11.1 to 11.2] Information in thi…

rman 标准版和企业版的兼容性 来源于: RMAN Standard and Enterprise Edition Compatibility (文档 ID 730193.1) 适用于: Oracle Server - Enterprise Edition - Version 10.2.0.4 and later Information in this document applies to any platform. 目标: 当target database 是企业版时, recovery…

oracle支持在RDBMS HOME 下的 符号链接( Symbolic Links)吗? 參考原文: Does Oracle support Symbolic Links in the RDBMS home? (Doc ID 813116.1) 适用于: Oracle Server - Enterprise Edition - Version 9.2.0.1 to 11.2.0.3 [Release 9.2 to 11.2] Oracle Server - Standard Edition…

在重建控制文件之前应该考虑的事情 来源于: Things to Consider Before Recreating the Controlfile (文档 ID 1475632.1) 适用于: Oracle Database - Enterprise Edition - Version 10.2.0.1 and later Information in this document applies to any platform. 目的: 突出控制文件的重要性和在重建控制文件之前应该考虑的问题.…

Oracle GoldenGate 怎么在源头的传输进程和目的端的server/collector进程之间分配 port? 来源于: How Does GoldenGate Allocates Ports between Source Extract Pump and Target Server/Collector? (文档 ID 965270.1) 适用于: Oracle GoldenGate - Version 9.5.0.0 and later Information in this do…

开启dblink的 oracle net trace/tracing --对dblink进行跟踪的方法. 參考原文: DBLINK: How to Enable Oracle Net Tracing for Database links (Doc ID 746917.1) 适用于: Oracle Net Services - Version 9.2.0.1.0 to 11.2.0.3 [Release 9.2 to 11.2] Information in this document appli…

DBA_JOBS 和 DBA_JOBS_RUNNING 不同的结果 參考原文: Different Results from DBA_JOBS and DBA_JOBS_RUNNING (Doc ID 109725.1) 目的: 解释DBA_JOBS和 DBA_JOBS_RUNNING的关系. 范围: dba 你发现DBA_JOBS_RUNNING 中能查询一条记录,可是从DBA_JOBS却查不到记录. 你操心数据字典(dd)损坏. 解释: dba_jobs的定义: select JOB, lo…

回收 asm磁盘空间的方法 參考原文: How To Reclaim Asm Disk Space? (Doc ID 351866.1) 适用于: Oracle Database - Enterprise Edition - Version 10.2.0.1 and later Information in this document applies to any platform. ***Checked for relevance on 12-Jan-2010*** 目标: 你有一套2节点的r…

rman 备份时报:ORA-02396: exceeded maximum idle time 參考原文: RMAN backup faling with ORA-02396: exceeded maximum idle time, please connect again (Doc ID 1446182.1) 适用于: Oracle Server - Enterprise Edition - Version 11.2.0.1 and later Information in this docu…

SYS_OP_C2C 导致的全表扫描(fts)/全索引扫描 參考原文: SYS_OP_C2C Causing Full Table/Index Scans (Doc ID 732666.1) 适用于: Oracle Database - Enterprise Edition - Version 10.1.0.2 to 12.1.0.1 [Release 10.1 to 12.1] Information in this document applies to any platform. This…

Linux的/var/log/messages是空的(0k),messages.0, messages.1也是空的 来源于: The /var/log/messages is empty, and so are the rotated log files such as messages.0, messages.1,... (文档 ID 2053885.1) 适用于: Linux OS - Version Enterprise Linux 4.0 to Oracle Linux 7.1 with…

在RHEL7/OL7上安装Oracle 12.1.0.2的server端或者client时,报须要"compat-libstdc++"包 来源于: Installation of 12.1.0.2 Oracle Database Server/Client on RHEL 7/OEL7 reports pre-requisite package 'compat-libstdc++' missing. (文档 ID 2062336.1) 适用于: Oracle Database - En…

在一次失败的 'Shutdown Immediate'之后.数据库job 不能执行. 參考原文: Database Jobs Do Not Run After a Failed 'Shutdown Immediate' (Doc ID 434690.1) 适用于: Oracle Server - Enterprise Edition - Version 9.2.0.1 to 10.2.0.1 [Release 9.2 to 10.2] Information in this document a…

asm 归档路径满了 參考原文: ASM Archive destination is full. (Doc ID 351547.1) 适用于: Oracle Server - Enterprise Edition - Version: 10.1.0.2 to 11.1.0.7 This problem can occur on any platform. 症状: 1)归档路径满了 2)归档文件被存储于asm中. 原因: asm 磁盘组消耗完了空间. 解决方法: 1)在数据库实例中.编辑好例如以…