10g...

10g OCM大师认证全面解析及经验分享 ———— 挑战自我，提升价值!

崔旭@dbstyle

Oracle 授权实训基地 � � � 云和恩墨 � � 【OCM、OCP】 http://www.enmoedu.com

【ENMO-OCM西点军校】战队宣言：追求卓越，共创价值 ! ENMO_OCM交流QQ群：279496979

•  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：崔旭 •  网络ID：dbstyle • 获 Oracle OCM认证 •  OCM联盟核心成员 •  个人技术Blog：http://www.dbstyle.net •  微博：http://weibo.com/ryandbstyle • 电话：13811106886



所获认证



• 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 � DBA成功之路 �

•  Oracle � 认证体系介绍 � •  OCM考试条件及其要求 �





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



•  Oracle � DBA成功之路 � •  Oracle � 认证体系介绍 �

•  OCM考试条件及其要求 �





• 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



• 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2套环境

•  奇数机、偶数机 •  RAC的两个节点

• RAC环境通过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！

10g OCM考场环境介绍



• 10g OCM直接考试：两天上机考试

• 10g OCM直接考试大纲 • http://education.oracle.com/pls/web_prod-

plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:10GOCM

10g OCM考试形式及考试范围概述



Platform •  Oracle Database 10g Enterprise Edition Release 10.2.0.2.0 •  Oracle Enterprise Manager 10g Grid Control Release 10.2.0.1.1

Operating System: •  Oracle Enterprise Linux 5 Update 4 (OEL 5 Update 4)

Notes about the exam •  Exam participants work through eight skillsets that are based on exam

objectives. •  Approximately 40% of the tasks must be performed using CLI. •  Approximately 40% of the tasks can be performed using either CLI or

OEM •  The remaining tasks need to be performed using various other tools

like Oracle Universal Installer and Database Configuration Assistant.

10g OCM考试介绍



• 1.Server Configuration • 2.Enterprise Manager Grid Control • 3.Managing Database Availability • 4.Data Management • 5.Data Warehouse Management • 6.Performance Management • 7.Real Application Clusters • 8.Data Guard

10g OCM考试大纲解析



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 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 (the Listener Control utility) •  Configure the network environment to allow connections to multiple databases •  Use configurationless connections




• 2.Enterprise Manager Grid Control •  Install the 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 a 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 •  Create a recovery catalog database •  Configure Recovery Manager •  Use Recovery Manager to perform database backups •  Use Recover Manager to perform complete database restore and

recovery operations •  Set Flashback Database parameters •  Monitor Flashback Database logs and statistics •  Perform a Flashback Database operation •  Configure a flash recovery area




4.Data Management •  Implement fine-grained auditing •  Create a secure application role •  Grant specific privileges for a Flashback Query •  Set parameters for retaining undo •  Implement fine-grained access control •  Create and manage contexts •  Use SQL*Loader •  Implement transportable tablespaces between homogeneous and heterogeneous systems

(using different methods of moving files) •  Choose the appropriate partition method (range, hash, list, and composite) •  Choose the appropriate partition key •  Choose appropriate indexing methods (local, global, prefixed, and nonprefixed) •  Perform partition maintenance operations •  Maintain indexes on a partitioned table •  Create and manage LOB segments •  Apply parallelism appropriately •  Tune memory for parallel operations •  Set parallel parameters




• 5.Data Warehouse Management •  Create external tables (Data Loader and Data Pump drivers) •  Implement Data Pump export and import jobs for data transfer •  Implement Data Pump to and from remote databases •  Implement Replication/Streams •  Configure and manage master replication •  Configure and manage distributed materialized views •  Configure and manage Streams for replication




• 6.Performance Management

•  Install Statspack •  Adjust the default interval for statistics collection •  Customize the events that are monitored •  Use ADDM to analyze statistics and to identify performance

bottlenecks and fix them •  Implement automatic shared memory management •  Tune memory using manual memory management •  Monitor and tune SGA areas that are not automatically tuned •  Implement automatic SQL execution memory management •  Tune the PGA using work area size parameters •  Use the PGA Advisor




• 6.Performance Management •  Create a Database Resource Manager plan with directives (active

session count, max execution time) •  Create consumer groups •  Configure consumer group mappings •  Manage Services •  Create and manage objects to accommodate different data access

methods (schema tuning)

•  Use the SQL Tuning Advisor •  Use the SQL Access Advisor •  Gather Optimizer statistics •  Interpret execution plan •  Use SQL tuning tools and features




• 7.Real Application Clusters •  Install Oracle Clusterware •  Install the Oracle Database 10g software •  Implement ASM failure groups •  Create and manage as ASM instance •  Create and manage ASM disk groups •  Configure ASM for the shared disks, and create a clustered

database •  Configure archiving •  Configure Services with a preferred instance and an available

instance




• 8.Data Guard

•  Use Data Guard Manager and DGMGRL •  Create and utilize a physical standby database •  Create and utilize a logical standby database •  Set up log transport services for various levels or protection •  Configure the network environment to allow communication between

the standby database and the primary database •  Open the physical standby database in a "ready-only" state •  Perform a switchover operation and a failover operation •  Implement Data Guard




OCMs continue to enjoy the OCP member benefits and also receive these additional benefits: •  Distiguished industry-recognized credential, backed by

Oracle’s brand equity •  OCM professional profile •  Exclusive use of the OCM logo for business cards,

literature, etc. •  Complimentary Database OCM Logo embroidered apparel

items

10g OCM收益



• 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



• 10g 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



百名OCM大师合影留念温暖的大家庭



ENMO_OCM西点军校

欢迎您



完整版视频课程获取方法： � � 方法一：加入恩墨学院QQ交流群（279496979） � 方法二：直接联系ENMO学院君QQ：1478525441 � � � � � � � � 恩墨学院官网：http://edu.enmotech.com/ � 恩墨学院邮箱：[email protected] � 恩墨学院QQ交流群：279496979 � 联系方式：400-660-8755（转2） �

10g...

Documents

Transcript of 10g...