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Oracle DBA Training Institutes in Bangalore

Leading Oracle DBA Training Institute in Bangalore, Elegant IT Services, offers a comprehensive Oracle DBA course in Bangalore with affordable course fees, taught by highly-qualified and experienced Oracle DBA Training Consultants or Trainers, well-trained to deliver high-quality Oracle DBA Training across Bangalore.

Oracle DBA Training in Bangalore at Elegant IT Services will give you in-depth insights about Oracle DBA Server and how to administer it. You will get to learn everything from Introduction (Database Architecture), Installing the Oracle Database Software, Creating an Oracle Database, Managing Database Storage Structures, Administering User Security, Managing Schema Objects, Managing Undo Data, Implementing Oracle Database Security, Configuring the Oracle Network Environment, Backup and Recovery Concepts, Performing Database Recovery, Performing Flashback, and more.

This course is suitable for Database Administrators, database designers, data warehouse administrators and support engineers, Students, Job seekers, and Corporate citizens.

As a pioneer in the field of IT/Non-IT Training in Bangalore, Elegant IT Services remains mainly focused on revolutionizing learning by making it interesting and motivating.


Oracle DBA Training in Bangalore at Elegant IT Services will teach you all aspects of Oracle DBA, from the basics to the advanced. Topics covered include Oracle DBA, its Introduction, Describe course objectives, Explore the Oracle 10g database architecture, Explain core DBA tasks and tools, Create a database design template with the DBCA, Start and stop the Oracle database and components, Modify database initialization parameters, Create and manage tablespaces, Authenticate users, Configure undo retention, Specify audit options, Control the Oracle Net Listener, Automate database backups, and more.

What is the role of an Informatica, How data is stored and retrieved, How Database is configured for backups and recovery, and more?

You will also get to do a real-life practical session that will give you insights into how Oracle DBA Database works, What is the role of a Oracle DBA, How data is stored and retrieved, How Database is configured for backups and recovery, and more.

Oracle DBA Training in Bangalore at Elegant IT is conducted by our team of certified experts. Furthermore, you also get access to Oracle DBA course content and syllabus for Online Training, curated by the experts, in line with the current requirements of the industry. Well-formulated exercises will further help cement your knowledge about Oracle DBA and how best a Data Warehousing can work in varied scenarios. All of these will allow you to become an Industry-Ready Professional, capable of handling the majority of the real-world scenarios.

Most importantly, Oracle DBA course fees at Elegant IT Services are economical and tailor-made based on training requirements, in line with industry-standards. What more, you also get to acquire a quality Oracle DBA Certification, from a respectable institute, that’s widely recognized.

NOTE: Elegant IT Services also offers

•     Our Oracle DBA Online training is conducted by Instructor-Led Live Online Classes which helps you learn and clear your doubts instantly and create a captivating interactive environment with dynamic content, e-Learning that not only effectively keeps you up-to-date, but interested as well. We also provide access to our Course Material, Interview Preparation, and Support for all your technical queries. Further,
ï    Tailored made Oracle DBA Training courses for Corporates.

Join today and now, Elegant IT Services, among the best-of-its kind Oracle DBA Training Institutes in Bangalore, AND a complete One-Stop-Shop for all IT and Non-IT Training in Marathahalli, Bangalore.


At the end of Oracle DBA Training in Bangalore at Elegant IT, you will become Administrator, Senior Administrator, DATABASE Management, Database Administrator,  and more. You will be well-informed about the roles and responsibilities of a Oracle DBA Administrator.

Undergoing a Oracle DBA Training in Bangalore at Elegant IT Services will put you on the right career growth path while equipping you with the requisite skills and expertise that a Oracle DBA should have.

For more information and to schedule a free Demo on Oracle DBA Training, contact Elegant IT Services @ +91 98865 41264

Oracle DBA Training Institutes in Bangalore Elegant IT Services
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Oracle DBA Training Course Content

Architecture & Configuration


1-1: Overview of Oracle DBA tasks

  •  Oracle as a flexible, complex & robust RDBMS

  • The evolution of hardware and the relation to Oracle
  • Different DBA job roles (VP of DBA, developer DBA, production DBA, database babysitter)
  • The changing job role of the Oracle DBA
  • Environment management (network, CPU, disk and RAM)
  • Instance management (managing SGA regions)
  • Oracle table and index management


1-2: Instance Architecture

  • Instance vs. database

  • Components of an instance
  • Creating the OFA file structure ($DBA, bdump, udump, pfile)


1-3: Oracle Instance Internals

  • SGA vs. PGA

  • Background processes
  • Interfaces with server and disk I/O subsystem

1-4: Using SQL*Plus for DBA management

  • Connecting and executing SQL

  • Using the “as sysdba” syntax
  • Overview of SQL*Plus DBA commands (startup, etc.)


1-5: Control files, UNDO and REDO management

  • Explaining the use of control files

  • Listing the Contents of the control File
  • File locations for control Files
  • Obtaining Control File Information
  • Listing control file contents
  • Displaying and Creating Undo segments
  • Altering Undo Segments
  • Determining the Number and Size of Undo segments
  • Understanding flashback technology
  • Troubleshooting Undo – snapshot too old
  • Redo log concepts for recovery
  • Online redo log (log_buffer) online redo logs and archived redo logs
  • Oracle ARCH and LGWR background processes
  • Redo log dictionary queries
  • Redo log switch frequency and performance
  • Multiplexing the Online Redo Log Files
  • Archiving the Oracle Redo Logs
  • Recovery using the redo log files


1-6: User and privilege management

  • The three security methods (VPD, Grant security/role-based security, grant execute)

  • Creating New Database Users
  • Using pre-spawned Oracle connections
  • Auditing User activity
  • Identifying System and Object Privileges
  • Granting and Revoking Privileges
  • Creating and Modifying Roles
  • Displaying user security Information from the Data Dictionary


Oracle database management

2-1: Overview of instance management

  • Parameter files (init.ora, listener.ora, tnsnames.ora)

  • Rules for sizing SGA components
  • Automated Oracle memory management (AMM)

2-2: Initialization files management

  • Creating the init.ora file

  • Using spfile
  • Displaying init.ora values with v$parameter


2-3: Oracle*Net configuration

  • Creating the listener.ora file

  • Creating the tnsnames.ora file



2-4: Data buffer configuration & sizing

  • Inside the Oracle data buffers

  • Using the KEEP pool
  • Monitoring buffer effectiveness
  • Using multiple blocksizes (multiple buffer pools)


2-5: Shared pool and PGA configuration & Sizing

  • Shared pool concepts and components

  • Understanding the library cache
  • Relieving shared pool contention
  • Overview of PGA for sorting and hash joins
  • Using sort_area_size, hash_area_size and pga_aggregate_target


2-6: Troubleshooting network connectivity

  • Verifying network connectivity with ping and tnsping

  • Testing database links


Oracle object management

3-1: Oracle tables, views and materialized views

  • Types of Oracle tables (regular, IOT, sorted hash clusters, nested tables)

  • Oracle Views
  • Oracle materialized views


3-2: Oracle indexes

  • Types of Oracle indexes (b-tree, bitmap, bitmap join index)

  • Creating B*-Tree, bitmap and function-based Indexes
  • Function-based indexes
  • Finding indexing opportunities
  • Index maintenance


3-3: Oracle constraints

  • Costs & benefits of constraints

  • Types of Oracle indexes constraints (check, not null, unique, PK, FK)
  • Cascading constraints


3-4: Schema, File & tablespace management

  • Describing the relationship between data files, tablespaces and table

  • Understanding Oracle segments
  • Creating Tablespaces – using the autoextend option
  • Changing the Size of Tablespaces – alter database datafile command
  • Defining a TEMP tablespace
  • Changing the default storage Settings for a tablespace
  • Review of the storage parameters in DBA views (ASM, ASSM, pctfree, pctused and freelists).
  • Monitoring Chained rows (fetch continued rows)
  • Monitoring Insert and Update performance (pctused, APPEND)


3-5: Database Maintenance

  • Reason for reorgs – chained rows, imbalanced freelists

  • Reorganizing Tables using Export and Import
  • Using CTAS to reorganize data
  • Index rebuilding
  • Backup & Recovery overview (hot & cold Backups, RMAN, block change tracking)


3-6: Oracle DBA Utilities

  • Data pump (Imp and exp utilities)

  • SQL*Loader
  • LogMiner
  • Flashback
  • DataGuard
  • Oracle DBA utilities – Oracle dbms packages (dbms_redefinition)
  • Replication (Streams, multimaster, materialized views)


Monitoring Oracle

This section explores the methods used for monitoring all active components of the Oracle database.


4-1: Dictionary and v$ views

  • The dba_, all_ and user_ structures

  • Querying the tables, indexes, and segments views
  • Querying the AWR (STATSPACK) tables


4-2: Table & index monitoring

  • Monitoring table extents and fragmentation

  • Using the dba_tables and dba_segments views
  • Monitoring table CBO statistics
  • Monitoring table extents and fragmentation
  • Locating chained rows
  • Monitoring table & index growth
  • Monitoring index usage
  • Monitoring index fragmentation
  • Locating un-used indexes
  • Identifying IOT candidates
  • Reorganizing Indexes with alter index rebuild
  • Dropping Indexes
  • Getting Index Information from the Data Dictionary


4-3: workload & trend monitoring

  • Oracle automated workload tools

  • Using v$bh to monitor buffer activity
  • Using v$sql and v$sql_plan


4-4: Instance monitoring

  • Monitoring with the AWR and STATSPACK

  • Creating a time-series performance report
  • Using www.statspackanalyzer.com
  • Scripts for AWR and STATSPACK
  • Plotting performance data (Ion, Excel)
  • Finding performance trends and signatures


4-5: Oracle environment monitoring

  • Displaying and managing Oracle sessions (v$session, v$process)

  • Using AWR to monitor disk, network and CPU consumption
  • Monitoring the alert log
  • Oracle trace/dump files


4-6: STATSPACK and AWR performance management

  • Installing STATSPACK

  • Running STATSPACK reports
  • Interpreting a STATSPACK report
  • Getting time series reports with STATSPACK
  • Finding performance signatures with STATSPACK

 Performance Management

This section explores the methods used for performance management in Oracle and shows tips and scripts for monitoring all components of any Oracle database. You will also learn the proper action to take when any area of Oracle becomes a bottleneck.


5-1: Bottleneck performance analysis

  • Drill-down into AWR reports

  • Top-5 timed events
  • External Server Bottlenecks (Network, I/O, RAM, CPU)
  • Network troubleshooting


5-2: Instance Tuning

  • Changing init.ora optimizer parameters (index_optimizer_cost_adj, optimizer_mode)

  • Managing region parameters (shared_pool_size, db_cache_size)
  • Understanding instance contention (e.g. Buffer busy waits, library cache contention)


5-3: SQL and CBO behavior

  • Introduction to cost-based optimization

  • Changing the default optimizer modes
  • Optimizer parameters
  • Dynamic sampling
  • Collecting table and index statistics (dbms_stats)
  • Using column histograms and skew only


5-4: Tracing SQL Execution 

  • Using “set autotrace”
  • Interpreting EXPLAIN PLAN Output
  • Using TKPROF / SQL*Trace


5-5: SQL Execution Internals 

  • Review of Basic joining methods
  • Merge join
  • Hash Join
  • Nested Loop join
  • Advanced SQL operators
  • Between operator


5-6: SQL Tuning

  • Using hints to improve SQL performance

  • Using parallel query to improve performance
  • SQL reusability within the library cache
  • Table high-water mark
  • Table striping and table partitions
  • Using indexes to improve performance
  • Identifying full-table scans
  • Re-writing SQL queries
  • Tuning sub-queries


6-1: Oracle High Availability tools

  • Continuous availability and disaster recovery

  • Quantifying the cost of unplanned downtime
  • Oracle multi-master replication
  • DataGuard
  • Oracle Streams
  • Real Application Clusters


6-2: Backup & Recovery

  • OS-level backups

  • Hardware-level backup & recovery
  • Block-level change tracking
  • Disk mirroring
  • Backup & recovery and RAID level
  • Oracle-level backups (expdp & RMAN)

  • Hot vs. Cold backups

Oracle DBA Training Interview Questions

How to check opatch applied or not in our Oracle home?

./opatch lsinventory 100 GB of database size while applying opatch it will take 30 mins, so 500 GB of database size how much time it will take to apply opatch. Same 30 Mins, We will apply the opatch for oracle binary only not for data.

What is sqlnet.ora ?

It is used to security of our database, Privileged IP address only able to access the database.

what are the different components of physical and logical database structure?

physical: Datafile,Controlfiles, redologfiles.
Logical: Database buffer cache, Redo log buffer cache,Shared pool,large pool

What is Database Writer (DBWR)?

It is responsible to writing data from database buffer cache into datafiles.

What is a listener process?

It is network connectivity, Application and sql developer tool to access database. Lietener.ora and Tnsnames.ora files are used.

Course Features

Oracle DBA Training Course Duration in Bangalore

  • Regular Classes( Morning, Day time & Evening)
    Duration : 30 Days
  • Weekend Classes( Saturday, Sunday & Holidays)
    Duration : 8 Weeks
  • Fast Track Training Program( 5+ Hours Daily)
    Duration : Within 10 days

  • Oracle DBA Training Trainer Profile

    Our Oracle DBA Training Trainers in our Elegant IT Services

  • Has more than 8 Years of Experience.
  • Has worked on 3 realtime Oracle DBA Training projects
  • Is Working in a MNC company in Bangalore
  • Already trained 60+ Students so far.
  • Has strong Theoretical & Practical Knowledge

  • Oracle DBA Training Centers

    We Provide Oracle DBA Training in below Centers across Bangalore

  • Oracle DBA Training in Marathahalli
  • Oracle DBA Training in Nagawara
  • Oracle DBA Training in BTM Layout

  • Oracle DBA Training Placements in Bangalore

    Oracle DBA Training Placement through Elegant IT Services

  • More than 5000+ students Trained
  • 87% percent Placement Record
  • 4627+ Interviews Organized

  • If you are looking for Oracle DBA Training course in Marathahalli, Whitefield, Varthur, Domlur, AECS Layout, Doddanekundi, Thubarahalli, Nagawara, Nagavara, Banaswadi, HBR Layout, RT Nagar or Hebbal. Please call us or mail your details and our concerned person will get back to you.