BIG DATA

Nota:

• BIG DATA is  similar to "SMALL DATA",but is Bigger It is the term for a collection of data sets so large and complex,It becomes difficult to process using on-hand database management tools or traditional data processing applications

1. Three-dimensional
   1. volume

      Nota:

      • To increasing volume (amount of data)
   2. velocity

      Nota:

      • velocity (speed of data in and out)
   3. variety

      Nota:

      • variety (range of data types and sources)
2. Architecture

   Nota:

   • In 2004, Google published a paper on a process called MapReduce .
   • MapReduce framework provides a parallel processing model and associated implementation to process huge amount of data.
3. Applications
   1. Manufacturing

      Nota:

      • monitoring social networks,
   2. Web-based businesses
   3. Hospitals are analyzing medical data
   4. Insurance companies
   5. Financial Services
4. Market

   Nota:

   •  Software AG,  Oracle Corporation,  IBM, Microsoft,  SAP, EMC,  HP and Dell 
   • It have spent more than $15 billion on software firms only specializing in data management and analytics