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ETL Testing Certification Online Training

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Learners : 1080

Duration :  25 Days

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🌐 ETL Testing Online Training

ETL (Extract, Transform, Load) Testing is a crucial process in data warehousing and analytics that ensures data accuracy, completeness, and reliability as it moves from source systems to data warehouses. This course provides hands-on experience in validating data transformations, verifying data integrity, and automating ETL testing using industry-standard tools.

Its Core Capabilities Include:

  • ETL Concepts & Architecture:
    Understand the ETL process, data flow, and the role of ETL testing in business intelligence systems.
  • Data Validation & Verification:
    Learn to validate data extraction, transformation rules, and target load accuracy.
  • Data Quality & Integrity Testing:
    Ensure consistency, accuracy, and correctness of data across multiple systems.
  • SQL for ETL Testing:
    Write complex SQL queries to compare source and target data, verify transformations, and identify discrepancies.
  • Automation in ETL Testing:
    Use tools like Selenium, Informatica, and QuerySurge to automate data validation processes.
  • Performance & Regression Testing:
    Test ETL workflows for scalability, performance optimization, and post-deployment stability.
  • Defect Management & Reporting:
    Document, report, and track data defects effectively using JIRA or QC.

📍 Bonus: Certification Tracks

  • ETL Data Automation Professional (Viswa Online Trainings)
  • Data Warehouse Testing Certification
  • Informatica Data Validation Option (IDQ)
  • Advanced SQL for Data Testing

ETL Testing Training Course Syllabus

Data Warehouse concepts
  • Why Data Warehouse
  • What is Data Warehouse?
  • OLTP VS OLAP
  • Data Warehouse Architecture
  • Importance of Staging
  • Dimension Modeling
  • Type of dimensions
  • FACTS
  • Schemas
  • Star
  • Snowflake
  • Galaxy
  • Surrogate Keys
SQL concepts
  • DDL
  • DML
  • Joins
  • WHERE, Group By, Having
  • Operators
  • Except, UNION, UNION ALL
  • Rank, Row_Number functions
  • String functions
  • Date functions
  • Practices queries on SQL SERVER 2008 R2
ETL concepts
  • QA roles and responsibilities in ETL Testing
  • What is mapping document (Transformation, cleansing, etc…)
  • Data flow from source to staging to target
  • Test Scenarios
  • Test Cases writing
  • Source to stage
  • Stage to target
  • Test Execution
  • Initial and Incremental load testing
  • Level of Testing
  • Functional Testing
  • ETL jobs/scheduled testing
  • Defects in ETL
  • Practice on UNIX commands using CYGWIN tool
  • Import flat file to database table in Oracle/Teradata/SQL Server
  • Instruction document on running and monitoring workflows/jobs in SSIS/Informatica
  • Samples in SSIS tool
ETL Testing Course Key Features
  • Live Instructor based training with software
  • Certification Oriented content
  • Hands-on complete Realtime training
  • Flexible schedule demo's & classes
  • Live recorded videos access
  • Study material provided
  • JOB Assistance

Course completion certificate

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ETL Testing Online Training FAQ'S

What is ETL Testing?

ETL Testing validates the data movement from source to target systems ensuring accuracy, completeness, and reliability after extraction, transformation, and loading.

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What are the types of ETL testing?

  • Common types include Data Completeness Testing, Data Transformation Testing, Regression Testing, and Performance Testing.

     

What is the difference between ETL Testing and Database Testing?

  • ETL Testing focuses on verifying data movement and transformations, while Database Testing ensures the structure, schema, and integrity of the database itself.

     

How do you validate data in ETL Testing?

  • By using SQL queries to compare source and target datasets, verifying transformation logic, and checking data mapping documents.

     

What are common ETL Testing tools?

  • Tools like Informatica Data Validation, Talend, QuerySurge, Datagaps ETL Validator, and Selenium (for automation) are commonly used.

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I recently completed the Oracle Analytics Cloud (OAC) and Fusion Data Intelligence (FDI) training program with Viswa Training, and it has been an exceptional learning experience from start to finish.

The entire journey was well-supported. Chaithanya was extremely responsive, ensuring seamless coordination and assistance throughout the learning process.

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