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Data Modeling with Netezza Online Training |Support -3092003878

edwardcruz

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21st Century Software Solutions Private Limited is the best Online Training providers worldwide with real time experts

Course Outline:

 

Need of Data Modeling 

  • What is data modeling and its significance?
  • What is Data Warehousing

 Data Modeling 

  • Conceptual Data modeling
  • Physical Data modeling
  • Logical Data modeling
  • Benefits and scope of data modeling

Multidimensional Data Modeling 

  • Basic Conceptual Architecture
  • Demonstrate fact and dimension
  • Difference between facts and dimensions

Concepts/Schema of Data Modeling 

  • Dimensional Model Keys
  • Types of facts
  • Conformed dimensions
  • Star schema
  • Snow flake schema
  • Difference between Star schema and Snow flake Schema
  • Limitations of data warehousing

SCD Implementation methods 

  • Type 0 Fixed attributes
  • Type 1 Changing attributes
  • Type 2 Historical attributes

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