ETL TESTING

Course Description

This course provides hands-on training in ETL (Extract, Transform, Load) Testing, essential for ensuring data accuracy, integrity, and quality in data warehousing and business intelligence systems. Learn how to validate data movement, transformations, and reporting with industry-standard tools.

Why should I join?

In any data warehouse or BI system, ETL (Extract, Transform, Load) is the backbone. If the data being moved or transformed is incorrect or corrupted, the entire business suffers.  ETL Testers ensure data accuracy, completeness, and reliability

ETL Testing course is a smart move if you’re aiming for a career in data, analytics, or QA — especially with the rise of data-driven decision-making across every industry.

Please contact us if you have any questions relating to any of the vika technologies features.

Course Content

Oracle Introduction
6 Topics
• What is Data Warehousing?
• OLTP vs OLAP
• Data warehouse architecture (staging, ODS, data marts)
• ETL: Extract, Transform, Load process overview
• Role of an ETL Tester in the data pipeline
• Introduction to BI tools (Power BI, Tableau)
Unix Commands
3 Topics
• RDBMS concepts: tables, keys, joins, normalization
• Writing SQL queries for:
• Hands-on with databases: Oracle, MySQL, or SQL Server
OS information
4 Topics
• What is ETL Testing?
• Types of ETL Testing:
• ETL Test case design and test scenarios
• Data reconciliation and record count matching
Copy and move commands using cp, mv command
6 Topics
• Understanding Business Requirements
• Data mapping documents (source-to-target mapping)
• Test planning and strategy
• Writing and executing test cases
• Defect logging and tracking
• ETL testing challenges and best practices
Compression and un-compression
5 Topics
• Informatica PowerCenter or Informatica Cloud (IICS)
• Talend Open Studio
• SSIS (SQL Server Integration Services)
• Pentaho Data Integration
• Navigating and validating workflows, mappings, and transformations
Changing file permission
2 Topics
• Comparing source and target using:
Scheduling the job
2 Topics
• Automating ETL test scenarios using:
Editor command
3 Topics
• Overview of:
• Validating cloud-based pipelines
• Logging, monitoring, and error handling in cloud ETL systems
Includes
8 Lessons
31 Topics