Boost Your Oracle Database Performance with ENCODE-IT’s Oracle Query Tuning Course!

If you're looking to maximize the performance of your Oracle databases, mastering Oracle Query
Tuning is essential. ENCODE-IT’s Oracle Query Tuning course equips you with the skills to optimize
your SQL queries, reduce execution time, and improve database efficiency. As Oracle databases scale
in complexity and size, ensuring the fast performance of your queries becomes crucial for the
smooth operation of business-critical applications.

Course Overview
This Oracle Query Tuning course at ENCODE-IT is designed to help database administrators,
developers, and IT professionals optimize SQL queries to achieve the best performance possible. The
course covers advanced query optimization techniques, execution plans, indexing strategies, and
more. You will learn to identify and resolve bottlenecks that can slow down queries and affect
database performance. Through hands-on labs and real-world examples, you will gain practical
experience in improving query performance and ensuring high database efficiency.

Key Topics Covered
 Understanding Oracle Query Optimization Concepts
 Interpreting and Analyzing Execution Plans
 Optimizing SQL Queries with Proper Indexing
 Reducing I/O Bottlenecks and Optimizing Resource Usage
 Using Oracle Hints for Query Optimization
 Advanced Techniques in Joins, Subqueries, and Aggregations
 Best Practices for Optimizing Large and Complex Queries
 Understanding and Using Oracle Optimizer Features
 Managing Database Statistics for Improved Query Performance
 SQL Tuning Advisors and Tools for Analysis

Salary Scale in India
Oracle Query Tuning specialists are highly valued in the database management industry due to their
ability to improve application performance and reduce downtime. As an Oracle Query Tuning
Expert, you can expect to earn between ₹10,00,000 to ₹20,00,000 annually, depending on your
experience and the industry. Senior roles such as Oracle Performance Tuning Specialist or Database
Optimization Expert can command salaries upwards of ₹25,00,000 annually. With organizations
continually relying on Oracle databases for data management, professionals with expertise in query
tuning are in high demand.

ENCODE-IT Offers Placement Assistance and Certification
Upon successful completion of the Oracle Query Tuning course, you will receive a Certification of
Completion from ENCODE-IT, validating your expertise in query optimization and performance
tuning. Additionally, ENCODE-IT offers Placement Assistance to help you land top positions with
leading companies. Our expert career services team provides support in resume building, interview

preparation, and connects you with employers looking for skilled professionals in Oracle query
optimization.

Course Curriculum

Module 1: Introduction to Oracle Query Optimization
 Overview of Oracle Query Tuning and Performance Optimization
 Understanding the Importance of Query Tuning in Oracle Databases
 Basic Query Optimization Concepts: Cost-Based and Rule-Based Optimization
 Oracle Optimizer: Types and Features
 Introduction to Execution Plans in Oracle

Module 2: Interpreting Oracle Execution Plans
 Understanding the Structure of Oracle Execution Plans
 Analyzing the Cost of SQL Queries in Execution Plans
 Identifying Query Performance Bottlenecks from Execution Plans
 Using EXPLAIN PLAN and DBMS_XPLAN for Query Analysis
 Interpreting Full Table Scans, Index Scans, and Joins in Execution Plans

Module 3: Indexing Strategies for Query Optimization
 The Role of Indexes in Query Performance
 Types of Indexes: B-Tree, Bitmap, Clustered, and Function-Based Indexes
 How to Choose the Right Index for Different Queries
 Index Creation, Maintenance, and Best Practices
 Avoiding Over-Indexing and Managing Redundant Indexes

Module 4: Advanced SQL Query Optimization Techniques
 Optimizing Complex Joins: Nested, Outer, and Cross Joins
 Efficient Use of Subqueries and Inline Views
 Optimizing Aggregation Queries: GROUP BY, HAVING, and Aggregates
 Using SQL Hints for Better Query Performance
 Reducing I/O Bottlenecks and Resource Consumption

Module 5: Managing Database Statistics for Query Optimization
 Importance of Database Statistics in Query Optimization
 Gathering and Managing Database Statistics with DBMS_STATS
 Updating and Maintaining Optimal Statistics for Improved Performance

 Analyzing and Interpreting Optimizer Statistics
 How Statistics Affect Execution Plans and Query Performance

Module 6: Optimizing Large and Complex Queries
 Handling Large Data Sets and Complex Query Structures
 Efficiently Managing Joins in Large Databases
 Optimizing Subqueries and Nested Queries for Performance
 Using Common Table Expressions (CTEs) for Efficient Querying
 Strategies for Handling Queries with Multiple Aggregations and Calculations

Module 7: Using Oracle Tools for Query Optimization
 SQL Tuning Advisor: Overview, Features, and Usage
 SQL Access Advisor for Identifying Indexing Opportunities
 Oracle Trace for Performance Analysis
 Oracle Automatic Workload Repository (AWR) and Active Session History (ASH) for Query
Tuning
 Using the Database Replay and SQL Performance Analyzer

Module 8: Advanced Query Optimization with Partitioning and Parallel Execution
 Using Partitioning for Improved Query Performance in Large Tables
 Types of Partitioning: Range, List, Hash, and Composite Partitioning
 Understanding Parallel Execution and How It Improves Query Performance
 Configuring Parallel Execution for Large Queries
 Best Practices for Partitioning Large Tables and Optimizing Queries

Module 9: Query Tuning for OLTP and OLAP Environments
 Optimizing Queries for OLTP (Online Transaction Processing) Systems
 Tuning Analytical Queries in OLAP (Online Analytical Processing) Environments
 Balancing Transactional and Analytical Query Performance
 Improving Query Efficiency in Data Warehousing Environments
 Managing Data Loads and Query Performance in Large Databases

Module 10: Best Practices and Case Studies
 Real-World Case Studies of Query Tuning and Performance Optimization
 Review of Oracle Query Tuning Best Practices
 Troubleshooting Common Query Performance Issues

 Handling Query Performance in Cloud Databases and Distributed Systems
 Developing a Comprehensive Query Optimization Strategy

Module 11: Final Project and Certification Exam Preparation
 Final Project: Optimize a Complex Query and Improve Database Performance
 Hands-on Labs: Execution Plan Analysis, Indexing, and Performance Tuning
 Review of Key Concepts and Techniques for Query Tuning
 Exam Preparation and Tips for Certification
 Certification of Completion from ENCODE-IT and Placement Assistance

Enroll in ENCODE-IT’s Oracle Query Tuning course today and gain the advanced skills needed to
optimize Oracle SQL queries for faster and more efficient performance. With real-world hands-on
experience, expert instruction, and placement assistance, you’ll be prepared to tackle the most
complex query optimization challenges and boost your career as an Oracle database professional.