Oracle DBA

About Oracle DBA

This is an in-depth Oracle DBA training.  This training can cause you to perceive the operative information of oracle database server (10g, 11g, and therefore the earlier versions of oracle) and surroundings, which can cause you to capable enough to manage and develop an oracle database, and administer one.  Throughout the training, you may be ready to higher perceive the trail you’ll be able to continue on from here to become a DBA.  By the completion of the training you may have sound knowledge regarding the database ideas specifically to an oracle database furthermore as regarding the applying of those database ideas to the oracle database server and surroundings.

 

What you will learn in this Oracle DBA Online Training Course?

Learn about the core database concepts
Role of database administrator
Understanding of SQL and PL/SQL
Physical and logical structure of database
Introduction to table space
Configuring and managing the Oracle Network
Database configuration and programming
Installation, harnessing cloud, storage management
Database best practices and scripts
Prepare for the Oracle DBA Certification

 

Who should opt for Oracle Database Administration 12c / 11g course?

As such there are no prerequisites for learning Oracle DBA.  However, with a number of opportunities in the field, the following job roles will get benefited from this course:
Oracle Database Administrators
Oracle Network Administrators
Oracle Application Developers
Application Administrators
Database Users
Aspirants aiming for a career in the prospective field.

 

Who should take this Oracle DBA Training Course?

Software developers and IT professionals
Database analysts and administrators
SQL programmers and architects
Project Managers
Those aspiring for a career in Oracle DBA

 

What are the prerequisite for taking this Oracle DBA Course?

As long as I know there are no prerequisite for learning any SQL languages like Oracle or MySQL.  You won’t find it that difficult to grasp the concept of SQL.  It’s pretty straight forward since it’s same like English language.
But to learn PL/SQL, it would be nice if you know some programming concepts used in C language. Again it’s not necessary.

 

Why should you take this Oracle DBA Course?

Oracle is the market leader in the relational database with a 48.35% market share – Gartner
An Oracle Database Administrator can earn $94,000 in the United States – indeed.com
Being an Oracle Certified Professional (OCP)is crucial to work as an Oracle DBA – Oracle
The Oracle DBA is associated with the relational database management system.  The role of the Database Administrator is crucial to managing the huge volumes of data in large enterprises.  Hence Oracle DBA professionals are in huge demand.  This Training Course will provide you with the necessary skills to take up jobs as Database Administrators in top companies for big salaries.

 

Will Oracle DBA have a scope in the future?

The data is the most important asset for any organization and hence this makes the job of DBA quite demanding. A specialized training in Oracle DBA, a passion for problem solving, attention to detail, organizational & good communication skills will certainly make anyone quite successful in this domain.

 

Which career have good future and scope Oracle Application DBA or Hadoop Administrator ? How?

Oracle is not going away soon.  Oracle database is a well established enterprise grade database and is really complex, that’s why anyone who has Oracle needs a DBA.  So, the demand for Oracle DBAs is not going away soon.  Hadoop is pretty new and is a big player in cloud computing.  It’s used to build big data, especially when people are building big data apps using open source technology.  There are lots of competing technologies in the market from the big players. For Oracle Application DBA or Hadoop Training, oracle dba is best option.

 

Oracle DBA Certification

1Z0-061 Oracle Database 12c: SQL Fundamentals
1Z0-062 Oracle Database 12c: Installation and Administration
1Z0-063 Oracle Database 12c: Advanced Administration
1Z0-051 Oracle Database 11g: SQL Fundamentals I
1Z0-052 Oracle Database 11g: Administration I
1Z0-053 Oracle Database 11g: Administration II

 

Oracle DBA– Basic Course Outline

Introduction (Database Architecture)

  • 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 (OUI)

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 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

  • 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 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

Oracle DBA– Advanced

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 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

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

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

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

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 I

  • 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

Monitoring and Managing Storage II

  • 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

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

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