Learn how to use ETL Testing from beginner level to advanced techniques which is taught by experienced working professionals. With our ETL Testing Training in Bangalore you’ll learn concepts in expert level with practical manner.
ETL Testing Training Syllabus:
DWH: Data Ware Housing Concepts
What is Data Warehouse?
Need of Data Warehouse
Introduction to OLTP, ETL and OLAP Systems
Difference between OLTP and OLAP
Data Warehouse Architecture
ODS [Operational Data Store]
Difference between relation and dimensional modelling
Star Schema and Snowflake Schema
What is fact table
What is Dimension table
Normalization and De-Normalization
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, Water fall 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 Work flow activities involved
Analyze and interpret business requirements/ workflows to Create
Approve requirements and prepare the Test plan for the system testing
Prepare the test cases with the help of design documents provided by the
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
Performance and scalability.
SQL Queries for ETL Testing
Incremental load testing
Initial Load / Full load testing
Different ETL tools available in the market
IBM Data stage
Power Center Components
Power Center Admin Console
Informatica Concepts and Overview
SourcesWorking with relational Sources
Working with Flat Files
Working with Relational Targets
Working with Flat file Targets
Transformations – Active and Passive Transformations