ETL TESTING

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ETL TESTING Online Training Course Content

Prerequisites

  • Software Testing Life Cycle
  • Software Development Life Cycle
  • Manual Testing Experience is Plus
  • Usage of HP quality Center
  • Defect Life Cycle

Data warehousing Concepts

  • What is Data Ware House?
  • Difference between OLTP and Data warehousing

Data Acquisition

  • Data Extraction
  • Data Transformation
  • Data loading

DataBase Design

  • Star Schema
  • Snow Flake Schema

SCD (slowly changing dimension)

  • Type-1 SCD
  • Type-2 SCD
  • Type-3 SCD

Basic Concepts in SQL in Oracle

  • SELECT
  • Single Row Functions
  • Aggregate Functions
  • JOINS
  • SUBQUERYS
  • SET Operators
  • Analytical Functions
  • DDL, DML, Views (High level Concepts)

Different Types of Testing Techniques in ETL

  • Minus querying
  • Count Querying

ETL Testing Concepts

Introduction

  • What is use of ETL TESTING?
  • Responsibilities of an ETL Tester

Testing methodologies

  • Smoke Testing
  • Functional Testing
  • System Testing
  • ETL Testing Work Flow Process
  • How to Prepare the ETL Test Plan
  • How to design the Test cases in ETL Testing.
  • How to reporting the Bugs in ETL Testing?
  • ETL Testing Responsibilities
  • How to detect the bugs through database queries
  • ETL Performing Testing & Performing Tuning

Documentation for ETL Testing Projects

ETL Testing with Informatica PowerCenter

  • Sample loading from source to target
  • Sorter transformation
  • Filter transformation
  • Router transformation
  • Expression transformation
  • Joiner transformation
  • Union transformation
  • Aggreagator transformation
  • Rank transformation
  • Stored procedure transformation
  • Sequence generator transformation
  • Flat file
  • Look up transformation
  • Scd type 1
  • Scd type 2
  • Scd type 3
  • Update strategy
  • Xml source qualifier
  • Types of load (full, incremental, refresh)

BI Testing with OBIEE

  • BI Test cases
  • Data validation with OBIEE
  • UI Testing with OBIEE

Different Tools

  • SQL Developer
  • Informatica PowerCenter Client Tools
  • OBIEE Reporting Tool