Data Warehousing Certification Training


Data Warehousing Certification Training

A Self-Paced course designed to give you a head start into Data warehousing and train you on different concepts of Data warehousing along with the implementations of these concepts.


Online self paced classes

Online Self Learning Courses are designed for self-directed training, allowing participants to begin at their convenience with structured training and review exercises to reinforce learning. You’ll learn through videos, PPTs and complete assignments, projects and other activities designed to enhance learning outcomes, all at times that are most convenient to you.

Introduction to Data Warehouse

Learning Objectives: Discussing about the basic concepts of a data warehouse and why it is needed. Difference between an operational system and an analytical system, Datamarts. Approaches to build a data warehouse.


  • What is a data warehouse: Definition and explanation of the four terms- subject oriented, integrated, non volatile and time variant
  • Need for a data warehouse
  • Difference between a database and a data warehouse. OLTP and OLAP
  • Datamart: The smaller cousin of the data warehouse
  • ODS: Operational Data Store: Definition and explanation of 4 terms: Subject oriented, Integrated, Current, Volatile, Detailed
  • Benefits of ODS
  • Design approach: Top down approach, bottom up approach, Federated

Dimension and Fact

Learning Objectives: Learning what a dimension and a fact is, the different types of dimensions and facts. Reporting concept of Hierarchy.


  • Dimensions and facts: What are dimensions and facts
  • Types of dimensions: Emphasis on SCD 1,2,3 implementations
  • Types of facts
  • What are hierarchies: Types of Hierarchies

Normalization and Schemas

Learning Objectives: Organizing data in multiple tables. Understanding normalization and its different forms. Learning what is a schema and the different types of schemas along with meta data.


  • Normalization
  • Schemas: What is a schema. Types: Star, Snowflake, Galaxy
  • Significant role of meta data


Learning Objectives: Understanding principles of requirement gathering to build a warehouse and dimensional modeling.


  • Requirement gathering
  • Principles of dimensional modelling
  • Modeling: ER diagrams

ETL in Detail

Learning Objectives: Understanding where will the data come from and how will the data come and Populating the warehouse.Learning concepts of Extracting data, Transforming data and Loading the data into different tables.


  • ETL Concept: Architectural components – like Source, Staging, Atomic, Dimension
  • Transformation: Data Validation, Data Accuracy, Data Type Conversion, Business Rule Application
  • Data Loading techniques


Learning Objectives: Implementing a data warehouse Project.


  • Discuss a project, its problem statement, probable solutions, and implement one solution

About The Course

This Data warehousing course enables participants with concepts of Data warehousing like Facts, Schema, Metadata, Normalization, Data transformation, Dimensional Modeling and ETL Concepts.

Course Objectives

After the completion of Data warehousing course at CertAdda, you will be able to:

  • Understand the concept and need of Data warehouse
  • Implement concepts of dimension and fact table
  • Implement data modelling, normalization and schema concepts
  • Model a Data warehouse
  • Implement ETL jobs

Who should go for this course?

This course is a foundation to anyone who aspires to become a Data warehouse Architect, a Data warehouse Developer or a Data warehouse Business Analyst in the field of Data warehousing and Business Intelligence. The following professionals can go for this course :

  • BI /ETL Professionals
  • Project Managers
  • Testing Professionals
  • Mainframe Professionals
  • Analytics Professionals
  • Software Developers and Architects


The pre-requisites for this course includes basic understanding of Databases.

How will I execute the Practicals?

For your practical work, we will help you setup CertAdda’s Virtual Machine in your System. The required installation guide is present in LMS.

Why learn Data Warehousing?

As we move from intuition based decision making to factual decision making, it is increasingly important to capture data and store it in a way that allows us to make smarter decisions. This is where Data warehouse comes into picture. There is a huge demand for Data warehousing professionals and this course acts as a foundation which opens the door to a variety of opportunities in Business Intelligence space.

How soon after Signing up would I get access to the Learning Content?

As soon as you enrol into the course, your LMS (The Learning Management System) access will be functional. You will immediately get access to our course content in the form of a complete set of Videos, PPTs, PDFs and Assignments. You can start learning right away.

Is the course material accessible to the students even after the course training is over?

Yes! Soon after enrolling you have lifetime access to the course materials.

Do you provide placement assistance?

CertAdda is the largest online education company and lots of recruitment firms contacts us for our students profiles from time to time. Since there is a big demand for this skill, we help our certified students get connected to prospective employers. We also help our customers prepare their resumes, work on real life projects and provide assistance for interview preparation. Having said that, please understand that we don’t guarantee any placements however if you go through the course diligently and complete the project you will have a very good hands on experience to work on a Live project.

Are there Pre-requisites for learning this course?

The pre-requisites for this course include basic knowledge of SQL, General Relational Database (Oracle), Microsoft Windows GUI, Basic Unix, Windows Command line.

What are the payment options?

You can pay by Credit Card, Debit Card or NetBanking from all the leading banks. We use a RazorPay Payment Gateway.

What if I have more queries?

Just give us a CALL at +91 8178510474 / +91 9967920486 OR email at