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ETL TESTING

Informatica is not only ETL tool but also Data integrator. Informatica is one of the Best tool in current industry provides versatile solutions to any kind of data.

Satisfied Learners

Our Courses

  • Drop A Query

    Best ETL Testing Training in Pune India

    Duration of Training: 8 weekends 

    ETL Testing Syllabus

    ETL Testing with concept of ETL Development  in Informatica and DataStage 

    Introduction to ETL and DW Concepts:

    What is Data Warehousing?

    Differences between OLTP and Data Warehousing

    Why we need two separate solution for real time and warehousing

     Data Acquisition

    DATA EXTRACTION

    How to extract data from several sources and load into same target table

    • DATA TRANSFORMATION

    How to perform transformation logics on data

    • DATA LOADING

    How to load data into final target table

    Data Marts

    Need and usage of data marts and types of data marts

    • Dependent DM

    • Independent DM 

    DATA WAREHOUSING LIFE CYCLE 

    Types of Tables:

    • Fact Table
    • Dimension table 

    Schemas:

    Star Schema

    Snowflake Schema

    Fact Constellation Schema 

    SCD ( Slowly Changing Dimensions )

    Different types of SCD’s which developer develops and a tester has to test as per different types of data needs of clients

    We implement SCD-1 and  SCD-2 in class to show the implementation part more transparently and explain SCD-3 to define how to work on limited historical data as well which is used sometimes

    Types:

    • TYPE1 SCD

    • TYPE2 SCD

    • TYPE3 SCD 

    ETL Tool Implementation and Testing Concepts:

    Basic Concepts In Sql (Select, Update, Insert and Delete)

    How  to design frequently used testing queries to validate the data in source and target for both of the reasons Data Quality and Correctness to ensure that expected data came into the final and mediator target tables or not. 

    Overview Of Etl Tool Architecture

    How ETL tool works and what is the basic need of ETL tools in the market,

    What are the similarities between ETL tools and SQL

    Why we use ETL Tools if SQL is the only standard which any Database or Data Warehouse can use

    How ETL Tools work at back end

    Different ETL Tools in the market

    What types of tasks tester performs on ETL for testing purpose

    Informatica PowerCenter (Leading tool in the market) 

    Coding and testing process in different transformation rules:

    • SAMPLE Loading from source to target

    • SORTER Transformation

    • FILTER Transformation

     • EXPRESSION Transformation

     • JOINER Transformation

     • UNION Transformation

     • AGGREAGATOR Transformation

     • SEQUENCE GENERATOR Transformation

     • SQL Transformation

    We provide this practice as additional benefit to you so that you can implement jobs  by yourself to understand that what developers do in real time which you have to test. 

    Testing Techniques in ETL

    • MINUS Query
    • COUNT Query
    • UNION Query
    • JOIN Query 

    Informatica PowerCenter

    • How developers work on PowerCenter
    • Different components of PowerCenter
    • Tasks developed in different components 

    Data Stage

    • What is Data Stage
    • Differences between Informatica PowerCenter and DataStage
    • Components of DataStage
    • Differences between ETL development process in Informatica and DataStage  

    Additional benefits:

    Interview Questions

    Resume preparations

    Real-time Scenarios examples and solution discussion

    Assignments  

    All the guidance for Informatica Certification is provided by Radical.

    Trainer is having 11yrs of Industry experience and 7yrs of teaching Experience on Informatica. He worked on different MNC having strong domain knowledge.

    In Radical we provide scenario based training with real time examples, project explanation, project related queries.Any one who is having basic knowledge of SQL queries can start learning Informatica tool.

    As it is a GUI based tool, coding knowledge wouldn't be necessary. At least 1-3 yrs of experience is good enough to get interview calls.

    Student can learn future course either Data Modelling or any OLAP Tool.
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