ETL Testing Course Syllabus

Introduction

If you are looking for the best platform to learn ETL testing, then join our ETL testing course in Chennai where you can learn everything you need to thrive in the software industry. Our ETL testing course syllabus will help you learn about all the techniques and tools used in ETL testing. Our curriculum also involves certain real-time projects in ETL testing under the guidance of our expert trainers. If you are well-versed with our study program, you will become a pro and will be having a bunch of career opportunities in the IT sector. Whether you are just starting or want to hone your skills, our course content would help you develop your skills and knowledge in ETL testing.

ETL Testing Course Syllabus

ETL Testing VS Manual Testing

• Similarities and Differences
• Advantages of ETL testing
• Requirement of ETL tester
• Responsibility of ETL tester
• ETL testing methodology in Industry

Datawarehousing and ETL in testing perspective

• Datawarehousing concepts
• ETL(Informatica) concepts
• Datawarehousing testing
• ETL testing

SQL in ETL Testing perspective

• SQL concepts Advantages of ETL testing
• Special SQL commands for ETL testing Responsibility of ETL tester
• Special SQL queries for ETL testing
• SQL query tuning

Unix in ETL Testing perspective

• Unix concepts
• Unix commands for ETL testing
• Using Unix for ETL testing

Documentation

• BR document
• SR document
• DA specification document
• Test plan preparation
• Test Bed preparation
• Test summary and Status Report

ETL testing specifications

• Test data creation strategy
• Test case Design

1. 1. 1. Column Level
      2. Scenario Based
      3. Code Integration related test cases
      4. Functionality based test cases
      5. Extract based test cases

• Extract Testing
• Load testing
• RTM creation
• Purpose of Training
• Types of Testing
• Unit Testing
• System Testing
• Unit Acceptance Testing
• Production Testing
• Regression Testing
• White Box Testing
• Black Box Testing
• Manual Testing
• Automation Testing

DWH Data WareHousing Concepts

• What is Data Warehouse?
• Need of Data Warehouse
• Introduction to OLTP, ETL and OLAP Systems
• Difference between OLTP and OLAP
• Data Warehouse Architecture
• Data Marts
• ODS [Operational Data Store]
• Dimensional Modelling
• Difference between relation and dimensional modelling
• Star Schema and Snowflake Schema
• What is fact table
• What is Dimension table
• Normalization and De-Normalization

ETL Testing

• ETL architecture.
• What is ETL and importance of ETL testing
• How DWH ETL Testing is different from the Application Testing
• SDLC/STLC in the ETL Projects (ex: V Model, Waterfall model)

Challenges in DWH ETL Testing compare to other testing

• Incompatible and duplicate data
• Loss of data during ETL process
• Testers have no privileges to execute ETL jobs by their own
• Volume and complexity of data is very huge
• Fault in business process and procedures
• Trouble acquiring and building test data

ETL Testing Workflow activities involved

• Analyze and interpret business requirements/ workflows to Create estimations
• Approve requirements and prepare the Test plan for the system testing
• Prepare the test cases with the help of design documents provided by the
• developer team
• Execute system testing and integration testing
• Best practices to Create quality documentations (Test plans, Test Scripts and Test closure summaries)
• How to detect the bugs in the ETL testing
• How to report the bugs in the ETL testing
• How to co-ordinate with developer team for resolving the defects

Types of ETL Testing

• Data completeness
• Data transformation
• Data quality
• Performance and scalability
• Integration testing
• User-acceptance testing
• SQL Queries for ETL Testing
• Incremental load testing
• Initial Load / Full load testing

Different ETL tools available in the market

• Informatica
• Ab Initio
• IBM Data stage

Power Center Components

• Designer
• Repository Manager
• Workflow Manager
• Workflow Monitor
• Power Center Admin Console

Informatica Concepts and Overview

• Informatica Architecture

Sources

• Working with relational Sources
• Working with Flat Files

Targets

• Working with Relational Targets
• Working with Flat file Targets

Transformations – Active and Passive Transformations

• Expression
• Lookup –Different types of lookup Caches
• Sequence Generator
• Filter
• Joiner
• Sorter
• Rank
• Router
• Aggregator
• Source Qualifer
• Update Strategy
• Normalizer
• Union
• Stored Procedure
• Slowly Changing Dimension
• SCD Type1
• SCD Type2 — Date, Flag and Version
• SCD Type3

Workflow Manager

• Creating Reusable tasks
• Workflows, Worklets & Sessions
• Tasks
• Indirect Loading
• Constraint based load ordering
• Target Load plan
• Worklet ,Mapplet ,Resuable transformation
• Migration ?ML migration and Folder Copy
• Scheduling Workflow
• Parameter and variables
• XML Source, Target and Transformations

Performance Tuning

• Pipeline Partition
• Dynamic Partition
• Pushdown optimization
• Preparation of Test Cases
• Executing Test case
• Preparing Sample data
• Data validation in Source and target
• Load and performance testing
• Unit testing Procedures
• Error handling procedures

Conclusion

Our expert trainers skilfully designed the ETL testing course syllabus to make learners easily understand various data warehousing concepts. With the help of our curriculum, you can also acquire the skills to use ETL tools and effectively perform ETL testing. With our program of study, you can learn how to write SQL queries for data validation and to expertly handle inconsistencies and data issues. Our course content will also help you learn about performance tuning and automation in the ETL testing process. When you enrol in our ETL testing training in Chennai, you will get access to an extensive range of resources that could help you stay up-to-date with the prevailing trends in the field.