Oracle DBA

Introduction

  • Describe course objectives
  • Explore the Oracle 10g database architecture

Installing the Oracle Database Software

  • Explain core DBA tasks and tools
  • Plan an Oracle installation
  • Use optimal flexible architecture
  • Install software with the Oracle Universal Installer

Creating an Oracle Database

  • Create a database with the Database Configuration Assistant (DBCA)
  • Create a database design template with the DBCA
  • Generate database creation scripts with the DBCA

Managing the Oracle Instance

  • Start and stop the Oracle database and components
  • Use Enterprise Manager (EM)
  • Access a database with SQL*Plus and iSQL*Plus
  • Modify database initialization parameters
  • Understand the stages of database startup
  • View the Alert log
  • Use the Data Dictionary

Managing Undo Data

  • Explain DML and undo data generation
  • Monitor and administer undo
  • Describe the difference between undo and redo data
  • Configure undo retention
  • Guarantee undo retention
  • Use the undo advisor

Implementing Oracle Database Security

  • Describe DBA responsibilities for security
  • Apply the principal of least privilege
  • Enable standard database auditing
  • Specify audit options
  • Review audit information
  • Maintain the audit trail

Performing Database Backups

  • Create consistent database backups
  • Back your database up without shutting it down
  • Create incremental backups
  • Automate database backups
  • Monitor the flash recovery area

Performing Database Recovery

  • Recover from loss of a control file
  • Recover from loss of a redo log file
  • Perform complete recovery following the loss of a data file

Recovering from Non-critical Losses

  • Recovery of Non-Critical Files
  • Creating New Temporary Tablespace
  • Recreating Redo Log Files, Index Tablespaces, and Indexes
  • Read-Only Tablespace Recovery
  • Authentication Methods for Database Administrators
  • Loss of Password Authentication File
  • Creating a new temporary tablespace
  • Altering the default temporary tablespace for a database

Flashback

  • Flashback Database Architecture
  • Configuring and Monitoring Flashback Database
  • Backing Up the Flash Recovery Area
  • Using V$FLASH_RECOVERY_AREA_USAGE
  • Flashback Database Considerations
  • Using the Flashback Database RMAN interface
  • Using Flashback Database EM Interface
  • Managing and monitoring Flashback Database operationse

Dealing with Database Corruption

  • Block Corruption Symptoms: ORA-1578
  • DBVERIFY Utility and the ANALYZE command
  • Initialization parameter DB_BLOCK_CHECKING
  • Segment Metadata Dump and Verification
  • Using Flashback for Logical Corruption and using DBMS_REPAIR
  • Block Media Recovery
  • RMAN BMR Interface
  • Dumping and Verifying Segment Metadata

Monitoring and Managing Storage

  • Database Storage Structures
  • Space Management Overview
  • Oracle-Managed Files (OMF)
  • Row Chaining and Migrating
  • Proactive Tablespace Monitoring
  • Managing Resumable Space Allocation
  • SYSAUX Tablespace
  • Monitoring table and index space usage

Automating Tasks with the Scheduler

  • Scheduler Concepts
  • Creating a Job Class and a Window
  • Managing Jobs, Programs, Chains, Events, Schedules, priority
  • Viewing and Purging Job Logs
  • Creating a program and a schedule
  • Creating a job that uses a program and a schedule
  • Altering the program and schedule for the job and observing the behavior change of the job
  • Monitoring job runs

h4>Workshop

  • Workshop Methodology, requirements, and setup
  • Scenario 1: Database performance
  • Scenario 2: Finding and Tuning Inefficient SQL
  • Scenario 3: SGA Management – REDO
  • Scenario 4: Running out of Undo Space
  • Scenario 5: Missing datafile
  • Scenario 6: Managing space in a tablespace – REDO
  • Scenario 7: Missing TEMP data file

Managing Database Storage Structures

  • Describe table data storage (in blocks)
  • Define the purpose of tablespaces and data files
  • Understand and utilize Oracle Managed Files (OMF)
  • Create and manage tablespaces
  • Obtain tablespace information
  • Describe the main concepts and functionality of Automatic Storage Management (ASM)

Administering User Security

  • Create and manage database user accounts
  • Authenticate users
  • Assign default storage areas (tablespaces)
  • Grant and revoke privileges
  • Create and manage roles
  • Create and manage profiles
  • Implement standard password security features
  • Control resource usage by users

Managing Schema Objects

  • Define schema objects and data types
  • Create and modify tables
  • Define constraints
  • View the columns and contents of a table
  • Create indexes, views and sequences
  • Explain the use of temporary tables
  • Use the Data Dictionary
  • Manage data through SQL
  • Monitor and resolve locking conflicts

Configuring the Oracle Network Environment

  • Create additional listeners
  • Create Net Service aliases
  • Configure connect-time failover
  • Control the Oracle Net Listener
  • Test Oracle Net connectivity
  • Identify when to use shared versus dedicated servers

Backup and Recovery Concepts

  • Identify the types of failure that may occur in an Oracle Database
  • Describe ways to tune instance recovery
  • Identify the importance of checkpoints, redo log files, and archived log files
  • Configure ARCHIVELOG mode

Performing Flashback

  • Describe Flashback database
  • Restore the table content to a specific point in the past with Flashback Table
  • Recover from a dropped table
  • View the contents of the database as of any single point in time with Flashback Query
  • See versions of a row over time with Flashback Versions Query
  • View the transaction history of a row with Flashback Transaction Query

Moving Data

  • Describe available ways for moving data
  • Create and use directory objects
  • Use SQL*Loader to load data from a non-Oracle database (or user files)
  • Explain the general architecture of Data Pump
  • Use Data Pump Export and Import to move data between Oracle databases
  • Use external tables to move data via platform-independent files

Configuring Recovery Manager

  • Recovery Manager Features and Components
  • Using a Flash Recovery Area with RMAN
  • Configuring RMAN
  • Control File Autobackups
  • Retention Policies and Channel Allocation
  • Using Recovery Manager to connect to a target database in default NOCATALOG mode
  • Displaying the current RMAN configuration settings
  • Altering the backup retention policy for a database

Using Recovery Manager

  • RMAN Command Overview
  • Parallelization of Backup Sets
  • Compressed Backups
  • Image Copy
  • Whole Database and Incremental Backups
  • LIST and REPORT commands
  • Enable ARCHIVELOG mode for the database
  • Use Recovery Manager

Incomplete Recovery

  • Recovery Steps
  • Server and User Managed Recovery commands
  • Recovering a Control File Autobackup
  • Creating a New Control File
  • Incomplete Recovery Overview
  • Incomplete Recovery Best Practices
  • Simplified Recovery Through RESETLOGS
  • Point-in-time recovery using RMAN

Monitoring and Managing Storage

  • Automatic Undo Management
  • Redo Log Files
  • Table Types
  • Partitioned Tables
  • Index-Organized Tables (IOT)
  • Managing index space with SQL
  • Configure optimal redo log file size
  • View “Automatic Tuning of Undo Retention”

VLDB Support

  • Creating Bigfile Tablespaces
  • Packages and data dictionary changes to support VLDB
  • Creating and maintaining temporary tablespace groups (TTG)
  • Partitioning and Partitioned Indexes
  • Skipping unusable indexes
  • DML Error Logging
  • Interpreting Bigfile ROWIDs

...
1000
2 days left at this price!
  • Language
    English
  • Skill level
    Experience Staff
  • Certificate
    Yes