ETL

ETL Testing Training

Duration of       Hours 

25

Duration time may vary depends on course progress

About

ETL Testing Training

Overview:

ETL testing is done to ensure that the data has been loaded from a source to the destination after business transformation is accurate. It also involves the verification of data at various middle stages that are being used between source and destination. ETL stands for Extract-Transform-Load. Data is extracted from an OLTP database, transformed to match the data warehouse schema and loaded into the data warehouse database. ETL can transform dissimilar data sets into an unified structure.


Training Objectives of ETL TESTING:

ETL testing is a data driven testing procedure to approve that the information has been transformed and stacked into the objective not surprisingly. There are numerous choices in the job titles and any MNCs are looking to hire the best candidate with the knowledge of ETL testing. This course provides attendees with an end-to-end understanding of how data warehouse (DWH), data integration, and ETL testing can be successfully accomplished in a planned and disciplined manner.

 

 

Course Content

  •  Purpose of Data warehouse


  •  Tools used to Load data into the data warehouse


  •  About Data warehouse Testing


  •  Need for ETL Testing


  •  ETL Testing phases


  •  Business understanding


  •  Test plan creation


  •  Test environment setup


  •  Test script generations


  •  Execution


  •  Reporting


  •  How is ETL Testing different from normal Testing


  •  How to ensure no data loss


  •  Transformation Rules


  •  Data validation Strategies


  •  Data file loads


  •  Data validation with in staging tables to check all Mapping rules


  •  Data validation with in Target tables to ensure data is present in required format


  •  Staging Area


  •  Test approach and procedure in staging area


  •  SOR Area


  •  Test approach and procedure in SOR area


  •  Data marts Area


  •  Test approach and procedure in Data marts area


  •  Live project examples of ETL Testing with Data stage ETL Tool


  •  Most commonly used SQL oracle queries useful in ETL Testing


  •  Most frequently asked Interview Questions

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