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Getting started with Data Warehousing and BI

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Getting started with Data Warehousing and BI

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Getting started with Data Warehousing and BI

  1. 1. www.edureka.co/data-warehousing-and-bi Getting started with Data Warehousing and BI
  2. 2. www.edureka.co/data-warehousing-and-bi What will you learn today?  What is Data Warehousing?  What is Business Intelligence (BI)?  Relation between Data Warehousing and BI  A look at Data Warehousing, ETL and BI tools  Hands-On
  3. 3. www.edureka.co/data-warehousing-and-bi Data is everywhere Data is everywhere yet …  I can’t find the data I need – data is scattered over many versions with subtle differences  I can’t understand the data I found – data is not well documented  I can’t use the data I found – data needs to be transformed from one form to other
  4. 4. www.edureka.co/data-warehousing-and-bi Why care about data ? Why care about data so much ?
  5. 5. www.edureka.co/data-warehousing-and-bi Making Decisions with data Data helps making decisions, a decision made without considering data is simply a guess
  6. 6. www.edureka.co/data-warehousing-and-bi Insights from data What impact will new products have on revenue? Which product have been the biggest success? What went wrong? What can be done to improve the quality?
  7. 7. www.edureka.co/data-warehousing-and-bi Where data resides? Data is mostly stored in Databases or Data Warehouses What’s the difference?
  8. 8. www.edureka.co/data-warehousing-and-bi Database vs Data Warehouse Database Data Warehouse Purpose Data retrieval, updating and management Data analysis and decision making Application OLTP (Online Transaction Processing) Reporting and OLAP (Online Analytical Processing) Format Normalized Denormalized Time Frame Current/Real-Time Historical Note that you can use a database as a data warehouse. It depends on, for which purpose you have design the database
  9. 9. www.edureka.co/data-warehousing-and-bi What is Data Warehousing? A process of transforming data into information and making it available in a timely manner to make a difference Data Process Information
  10. 10. www.edureka.co/data-warehousing-and-bi What a Data Warehouse is good at ? Among others, a data warehouse is the foundation for a successful business intelligence program The Data Warehouse Institute www.tdwi.org
  11. 11. www.edureka.co/data-warehousing-and-bi Business Intelligence (BI) BI is a set of tools and techniques that enables analysis of information which improves business decisions
  12. 12. www.edureka.co/data-warehousing-and-bi Applications of BI  Budgeting  Resource Allocation  Financial Modeling  Competitive Intelligence  … and many more Applications of business intelligence includes the following
  13. 13. www.edureka.co/data-warehousing-and-bi Data Warehousing and BI Data Warehousing and BI go hand in hand
  14. 14. www.edureka.co/data-warehousing-and-bi A look at Data Warehouse, ETL and BI Tools
  15. 15. www.edureka.co/data-warehousing-and-bi Amazon Redshift Amazon Redshift is a cloud based data warehouse service offered by Amazon. The great thing about Amazon Redshift is you can start with a small, single-node cluster and easily scale up to a larger, multi-node cluster as your data warehouse requirements change. Amazon Redshift makes it very easy to manage the warehouse with an intuitive user interface
  16. 16. www.edureka.co/data-warehousing-and-bi Informatica PowerCenter PowerCenter is Informatica's most widely-used tool. Informatica PowerCenter tool helps with the integration of data from almost any business system in almost any format. This flexibility of PowerCenter to handle almost any data makes it the most widely used tool in the data integration world
  17. 17. www.edureka.co/data-warehousing-and-bi Talend Open Studio (TOS) Talend Open Studio (TOS) is open source and free to use version of Talend for Data Integration TOS is well suited for ETL (extract, transform, load) tasks
  18. 18. www.edureka.co/data-warehousing-and-bi Tableau Tableau is a Data Visualization BI tool that helps people see and understand their data. State wise Sales
  19. 19. www.edureka.co/data-warehousing-and-bi Thank You … Questions/Queries/Feedback Recording and presentation will be made available to you within 24 hours

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