Oracle DBA Training in Coimbatore

About Oracle DBA Training in Coimbatore

Are you wishing to learn the best Oracle DBA training in your Coimbatore from the best Oracle DBA training center in Coimbatore? We are right here to provide you with the best Oracle DBA certification training. Created by Lawrence Ellison in 1977, Oracle Database is Oracle Corporation's associated database management system (DBMS). And is one of the most reliable and widely used related database machines. Based on this same database structure that allows users to access computer objects directly. Oracle databases are commonly used by global businesses to manage and process data and local area networks.

Oracle Database is one of the most widely used related database machines.

Who is the Oracle Database Administrator?

Role of Oracle Database Administrator

If you have a database, you need someone who knows how to run it. Oracle Database Management Oracle database management includes database administrators who specialize in Oracle database management.

Oracle DBAs typically share the same roles as database administrators but should be at the forefront of Oracle updates. Companies using Oracle databases, such as Oracle DBA, which are central to large companies, typically work with small, specialized groups to maintain the company's database. You can find Oracle DBA in almost all businesses, and every business requires some kind of database management.

Why chose Sivani Academy Oracle DBA Training in Coimbatore?

Sivani Academy Oracle DBA Training offers you hands-on knowledge of Oracle DBA with a great learning atmosphere. It also provides specialized modules with the different aspects of the real-time work environment.

You will get an in-depth presentation on every topic. In addition, we take care that our candidates are well equipped to withstand the growth required in this industry.

What are the responsibilities of Oracle DBA?

Oracle Database Administrators (DBAs) organize and store data using Oracle Database Software Solutions as Businesses and companies rely on Oracle database managers to manage their data safely and efficiently. 

Oracle DBA handles scheduling capabilities, evaluates database server hardware, and manages all aspects of the Oracle database, including installation, configuration, design, and data transfer. Additional responsibilities include performance monitoring, security, backup, repair, and data recovery.

What does Oracle DBA do?

• Install, connect, maintain, and monitor Oracle databases
• Create and maintain SQL and PL / SQL query and shell scripts
• Monitor and verify backups and create temporary backups
• Provide maintenance support for database systems.
• Data recovery, transfer, and loading
• Perform regular security and verification activities
• Database Tuning and Adjustment

What skills does Oracle DBA require?

Oracle DBA must be proficient in every area of ​​Oracle software. In addition, Oracle DBA must have some technical skills:

• Experience with Oracle Exadata and Golden Gate.
• Experience with MySQL and PostgreSQL.
• Enjoy the performance adjustment database.
• Linux operating system experience
• Experience in creating and maintaining Linux shell and Perl scripts.
• Basic programming languages ​​such as HTML and XML

Apart from technical skills, soft skills are also important for DBA. Large communication skills are not perfect as they work in small teams and work closely with other members of the team. Quick thinking and careful analysis make a good DBA. 

What are the prerequisites of Oracle DBA course training from Sivani Academy Coimbatore?

Oracle DBA typically requires a bachelor's degree in CS, IT, or Information Systems Management. Oracle also offers several Oracle database certification paths, making DBA more viable as a candidate for the exam. These certifications cover Oracle products in ancillary areas such as applications, enterprise management, operating systems, and databases.

What is the national average salary for Oracle DBA?

The national average salary for Oracle DBA is 5,000 105,000 in the United States.  

How much does an Oracle DBA make in a month?

Junior $ 80,000

Average 5,000 105,000

Senior $ 150,000

The average freelance rate for Oracle DBA is 1121, increasing from 8 hours per day to 68 968 per day. 

The most important role of an Oracle DBA

Manage Oracle's complex database systems, which are an important business of Oracle Cloud Infrastructure service providers. 

Collaborate with Global Group to provide DBA services for the entire business and provide Oracle Database Management support for application development groups, including database development, database development, -coding, and database production support. Providing high-level customer service, technical expertise, and timely DBA support. To provide precise and creative solutions to user problems of a liberal nature to ensure user productivity.

Provide development or production support. These include creating a basic database storage structure, designing and building core objects, modifying the database structure required for improvement or performance, documenting, designing interfaces, and creating database objects and projects. Monitoring and improving database performance, planning for database backup and recovery, allocating system storage, and preparing for future storage requirements. Planning to research, review, design, test, referral, and implement new or improved RDBMS, ETL, and database tools.

The roles of work in the practice of independent decisions are diverse and complex. There may be a role on the project front. 5 years of experience to support communications databases as DBA, focusing on multiple distributed DBMS * or depth and Oracle and related tools. Exposure and training in the use of DBMS are desirable to improve the performance of large databases for enterprise use. Basic 24X7 experience with a company that relies on its database is desirable. 

Curriculum

Section 1: Database Architecture

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

Section 2: 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)

Section 3: 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

Section 4: 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

Section 5: 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)

Section 6: 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

Section 7: 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

Section 8: 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

Section 9: Implementing Oracle Database Security

• Describe DBA responsibilities for security
• Apply the principle of least privilege
• Enable standard database auditing
• Specify audit options
• Review audit information
• Maintain the audit trail
• Oracle DBA Training Syllabus – Part 2

Section 10: 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

Section 11: 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

Section 12: 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

Section 13: 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

Section 14: 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 the Flashback Transaction Query.

Section 15: 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 the Data Pump
• Use Data Pump Export and Import to move data between Oracle databases
• Use external tables to move data via platform-independent files.

Section 16: Configuring Recovery Manager

• Recovery Manager Features and Components
• Using a Flash Recovery Area with RMAN
• Configuring RMAN
• Control File Auto backups
• 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

Section 17: 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

Section 18: 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

Section 19: 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

Section 20: 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 operations

Section 21: 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

Section 22: 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

Section 23: 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”

Section 24: 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

Section 25: 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

Section 26: 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