Three waves of Analytics – Notes on articles by Prof. Davenport

References:

ANALYTICS 1.0 – Business Intelligence, RDBMS & Data Warehousing

  • Vertical scaling
  • Better results and analysis meant higher processing power & memory
  • Complex systems
  • Chances of singular failure
  • Backup was compulsory
  • Storage in RDBMS
  • Transformation in business dimensions and facts in Data Warehouse
  • Descriptive analytics mainly

ANALYTICS 2.0 – BigData, Hadoop, NoSQL & Spark – In memory computing

Problems with Analytics 1.0

  • Costly hardware
  • Large amounts of data
  • Unstructured data

Solution

  • BigData
  • Hadoop – Large files
  • NoSQL – Small files or less size data
  • Horizontal scaling

Problems with BigData

  • Querying unstructured data
  • Large amount of data for real time processing not batch processing

Solution

  • PIG
  • HIVE
  • Spark – In-memory computing
  • Predictive analytics mainly

ANALYTICS 3.0 – Edge Computing, Data Rich Organizations, Real Time Analytics & more

Problems with Analytics 2.0

  • Most analysis was retrospective and for past data
  • Organization wide data also started getting collected but was unused
  • Real time data started to flow in big amounts

Solution

  • Data rich organizations
  • Use data from organization to build products not just mapped to market but also with own organization
  • E.g. Differentiated products in manufacturing to compete with mass economies of scale production
  • Edge computing
  • Real time processing
  • Combined data
  • Embedded analytics
  • Data discovery
  • Cross functional teams
  • Moving to Prescriptive & Real Time analytics

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By Neil Harwani

Interested in movies, music, history, computer science, software, engineering and technology

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