OCM大师认证全面解析及经验分享 - 侯圣文（secooler）s2.51cto.com/wyfs02/M00/37/7E/wKioL1Os6... · •Oracle Database 11g Certified Master Exam ... •5.Data Warehouse

11g OCM大师认证全面解析及经验分享

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• Oracle DBA成功之路

• Oracle 认证体系介绍

• OCM考试条件及其要求

• 个人介绍

• OCM考点解析及考试范围概述

• 考试技巧、心得及考场经验分享





个人介绍• 姓名：侯圣文

• 网络ID：Secooler

• 北京大学理学硕士

• Oracle ACE总监

• 获 Oracle OCM认证

• OCM联盟(www.ocmu.org)创始人

• 恩墨学院(www.enmoedu.com)创始人

• ACOUG成员

• ITPUB 论坛资深版主

• DataGuru专家团成员

• 个人技术Blog：http://www.secooler.me

• 微博：http://weibo.com/secooler

• 电话：13910123683






http://www.ocmu.org/

http://www.enmoedu.com

http://www.acoug.org/membership/132.html


http://www.itpub.net/space-username-secooler.html

http://www.itpub.net/space-username-secooler.html

http://edu.dataguru.cn/topic-specialist.html

http://edu.dataguru.cn/topic-specialist.html


http://weibo.com/secooler

http://ocmu.org/


http://weibo.com/secooler



• Oracle DBA成功之路• Oracle 认证体系介绍


• 个人介绍







• 将会得到的• 享受“阳光与咖啡”、高薪水、受尊敬……

• 需要承受的• 挫折、心酸、压力、随时待命……

• 从容应对第一份DBA工作• 融入到DBA圈子中；寻找一位良师

• 初级DBA晋级为中级DBA• 创建“自己的”资料库；参与技术讨论

• 中级DBA晋级为高级DBA• 阅读官方文档；成为某一领域专家；撰写技术文章

• DBA四条守则• 1.备份重于一切；2.三思后行；3.rm是危险的；4.指定规范

Oracle DBA成功之路






• Oracle 认证体系介绍• OCM考试条件及其要求

• 个人介绍







Oracle 认证体系介绍

• OCM• 含金量最高

• 业界公认专家

• 身份的象征

• OCP• 值得信赖

• 知识完备

• OCA• 低级别认证

• 具备基本技能








• 个人介绍







• 获得OCP认证

• 参加云和恩墨的培训(可选三门)或参加1门OU培训课程

• 通过三门笔试（选择题）

• DBA经验积累

• 要求至少5年一线DBA工作经验

• 能够熟练处理数据库故障

• 经验重于一切

• 获得OCM认证

• 参加云和恩墨OCM培训或参加2门OU的OCM培训课程

• 参加OU为期两天的OCM实战上机考试

OCM考试条件及其要求





• 直接考取路径• 10g OCP（三门选择题笔试）→10g OCM（两天上机直接考试）

• 升级路径• 9i OCP→10g OCP（一门升级选择题笔试）→10g OCM（两天上机直接考试）

• 10g OCP→10g OCM（两天上机考试）

• 11g OCP→10g OCM（两天上机考试）

10g OCM认证获取路径方法





• 直接考取路径• 11g OCP（三门选择题笔试）→11g OCM（两天上机直接考试）

• 升级路径• 9i OCP→11g OCP（一门升级选择题笔试）→11g OCM（两天上机直接考试）

• 9i OCP→10g OCP（一门升级选择题笔试）→10g OCM（两天上机直接考试）→11g OCM（一天上机升级考试）

• 10g OCP→11g OCP（一门升级选择题笔试）→11g OCM（两天上机直接考试）

• 10g OCP→10g OCM（两天上机考试）→11g OCM（一天上机升级考试）

• 此路径将获得4个认证证书：

• 10g OCP、11g OCP（赠送）、10g OCM、11g OCM

• 10g OCP→10g OCM（两天上机考试）→11g OCM（两天上机直接考试）

• 11g OCP→10g OCM（两天上机考试）→11g OCM（一天上机升级考试）

• 11g OCP→10g OCM（两天上机考试）→11g OCM（两天上机直接考试）

11g OCM认证获取路径方法








• 个人介绍

• OCM考点解析及考试范围概述• 考试技巧、心得及考场经验分享





• 熟悉考场环境• Check：电源、网络、键盘、鼠标、主机配置信息

• 设备环境• 每位考生4套环境和一套共享设备

• 奇数机、偶数机• RAC的两个节点

• RAC环境通过ssh或vncview方式访问• 考生不能互相访问对方数据• 考试期间不可提前离开考场（提前交卷除外）• 每个场景结束后由考官采集成绩交评分组审批

• 审评制度

• 出成绩周期较长，4到6周，历史最快——3天！

11g OCM考场环境介绍





• 11g OCM直接考试：两天上机考试• 11g OCM升级考试：一天上机考试

• 11g OCM直接考试大纲• Oracle Database 11g Certified Master Exam

• http://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:11GOCM&p_org_id=&lang=

• 11g OCM升级考试大纲• Oracle Database 11g Certified Master Upgrade Exam

• http://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:11GOCMU&p_org_id=&lang=

11g OCM考试形式及考试范围概述



http://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:11GOCM&p_org_id=&lang=


















http://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:11GOCMU&p_org_id=&lang=



















• 1.Server Configuration

• 2.Enterprise Manager Grid Control

• 3.Managing Database Availability

• 4.Data Management

• 5.Data Warehouse Management

• 6.Performance Management

• 7.Grid Infrastructure and ASM

• 8.Real Application Clusters

• 9.Data Guard

11g OCM两天直接考大纲解析





• 1.Server Configuration• Create the database

• Determine and set sizing parameters for database structures

• Create and manage temporary, permanent, and undo tablespaces

• Stripe data files across multiple physical devices and locations

• Configure the database environment to support optimal data access performance

• Create and manage database configuration files

• Create and manage bigfile tablespaces

• Create and Manage a tablespace that uses NFS mounted file system file

• Create and manage multiple network configuration files

• Create and configure a listener

• Configure the database instance to support shared server connections

• Set up network tracing

• Manage Oracle network processes

• Configure the network environment to allow connections to multiple databases

• Use configurationless connections

• Use OPatch to install a patch

• Use Grid Infrastructure to manage oracle databases and other resources

• Use Enterprise Manager Configuration Assistant(EMCA) utility






• 2.Enterprise Manager Grid Control• Install and Patch Enterprise Manager Grid Control software

• Configure the Enterprise Manager repository

• Create Enterprise Manager Grid Control users

• Use Enterprise Manager to modify a database configuration

• Configure Enterprise Manager to modify database availability

• Create and manage jobs

• Create and monitor alerts

• Create notifications

• Implement Grid Control and Database Control

• Choose the appropriate tablespace type for the intended use

• Create Scheduler jobs

• Create schedules

• Assign jobs to windows

• Create programs

• Create job classes

• Install the Enterprise Manager Grid Control infrastructure

• Deploy Enterprise Manager Grid Control agents

• Configure Grid Control for business requirements






• 3.Managing Database Availability• Mantain recovery catalogs

• Configure Recovery Manager

• Use Recovery Manager to perform database backups

• Use Recover Manager to perform complete database restore and recovery operations

• Configure RMAN

• Create different types of RMAN backups to cater for different performance and retention

requirements

• Set Flashback Database parameters

• Configure a Fast Recovery Area

• Perform various recovery operations using Flashback technology






• 4.Data Management• Manage Materialized Views to improve rewrite and refresh performance

• Configure and manage distributed materialized views

• Create and Manage encrypted tablespaces

• Manage Transport of tablespaces across platforms

• Configure a schema to support a star transformation query

• Administer external tables

• Implement Data Pump export and import jobs for data transfer

• Implement Data Pump to and from remote databases

• Configure and use parallel execution for queries

• Use SQL*Loader

• Administer, manage and tune parallel execution






• 5.Data Warehouse Management • Administer partitioned tables and indexes using appropriate methods and keys

• Perform partition maintenance operations

• Maintain indexes on a partitioned table

• Implement securefile LOB

• Create and manage LOB segments

• Implement fine-grained access control

• Create and manage contexts

• Administer flashback data archive and schema evolution






• 6.Performance Management • Administer Resource Manager

• Use Result Cache

• Use multi column statistics

• Gather statistics on a specific table without invalidating cursors

• Use partitioned indexes

• Administer and tune schema object to support various access methods

• Interpret execution plan

• Use SQL tuning tools and features

• Use SQL Tuning Advisor

• Use SQL Access Advisor

• Use SQL Performance Analyzer

• Configure baseline templates

• Use SQL Plan Management feature

• Implement instance caging






• 7.Grid Infrastructure and ASM• Install Oracle Grid Infrastructure

• Create ASM Disk Groups

• Create and manage as ASM instance

• Implement ASM failure groups

• Creating ACFS File System

• Start, stop, configure and administer Oracle Grid Infrastructure

• 8.Real Application Clusters • Install the Oracle Database 11gR2 software

• Configure ASM for the shared disks and create a clustered database

• Configure archiving

• Configure services using both Manual and Policy Managed methods






• 9.Data Guard• Create Physical Standby Database with real-time apply.

• Configure the data guard environment to reduce overheads of fast incremental backups on

the primary database

• Configure the Observer

• Switchover and switch back

• Configure connect time failover

• Convert the standby to a snapshot standby

• Configure archivelog deletion policy for the Dataguard configuration






• 1.Database, RMAN, EM and Network

Configuration

• 2.Data Guard

• 3.Data and Data Warehouse Management

• 4.Performance Management

11g OCM一天升级考大纲解析





• 1.Database, RMAN, EM and Network

Configuration• Configure server-side network

• Configure client-side network

• Create and Manage encrypted tablespaces

• Create and Manage a tablespace that uses NFS mounted file system file

• Set up ADR file based repository

• Perform cold database backup

• Manage user accounts and use case sensitive passwords

• Use OPatch to install a patch

• Install and configure EM Agent

• Create Base Recovery Catalog

• Configure RMAN

• Perform multisection backup of a datafile

• Create an Archival Backup






• 2. Data Guard• Create Physical Standby Database with real-time apply.

• Configure the data guard environment to reduce overheads of fast incremental backups

on the primary database

• Configure the Observer

• Switchover and switch back

• Convert the standby to a snapshot standby

• Configure archivelog deletion policy for the dataguard configuration






• 3. Data and Data Warehouse Management• Troubleshoot fast materialized views to fast refresh and query rewrite

• Add a tablespace by using Transportable Tablespace Feature of Data Pump Import (cross

platform transportable tablespace)

• Configure a schema to support a star transformation query

• Configure and use parallel execution for queries

• Use and access SecureFile LOBS

• Create partitioned tables (includes reference and interval partitioning)

• Configure Flashback Data Archive

• Use Oracle Streams to capture and propagate changes in a table






• 4. Performance Management• Set up and configure Resource Manager to control active sessions, number of I/Os,

execution time..etc

• Use Result Cache

• Use multi column statistics

• Gather statistics on a specific table without invalidating cursors

• Use partitioned indexes

• Use SQL Tuning Advisor

• Use SQL Access Advisor

• Configure baseline templates

• Use SQL Plan Management feature

• Replay a captured workload









• 个人介绍







• OCM考试技巧• 知识点烂熟于胸，做到“下意识”操作

• 熟练使用官方文档 → 不参考任何文档

• 充分利用所有时间，熟练使用vi和SQL*Plus工具

• OCM考试心得• “只有平时多流汗，才能战时少流血！”-OCM备考箴言

• 对Oracle原理通透理解

• 故障处理思路要清晰

• 做好充分有效的备份

• 确保每场分数可采集

OCM考试技巧与心得





• 11g OCM考试难度大，需要大量上机训练！

• 对操作熟练度要求极高：时间短，任务重

• 考试范围广• 你必须对每一个知识点都有非常丰富的实际操作经验!

• 设备故障• 极有可能遭遇环境问题，有“备”无患！

• 考试过程是结交Oracle界高手的绝好机会

Good luck!

考试现场经验分享









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OCM大师认证全面解析及经验分享 - 侯圣文（secooler）s2.51cto.com/wyfs02/M00/37/7E/wKioL1Os6... · •Oracle Database 11g Certified Master Exam ... •5.Data Warehouse