big data and hadoop - how big is this big data?

Big Data and HadoopHow Big is this Big Data?

What is Big Data?

VolumeData is large scale: In TB and even PB

VelocityData flow continuously,

Time sensitive

Variety Data includes structures semi-structured and unstructured

(tables, files, audio, video)

Sources of Big Data

• Social Media (Facebook, twitter etc)• Media : Data lined up with your personal

preferences• Retail: Products, Personal Buying patterns etc• Google, yahoo and other search engines

Challenges

• Slow to process• Unscalable• Hard Drive Capacity limited or restricted• Risk of Machine failure• Reliability and Data Recovery

The answer is:

Hadoop

• Store and process large amounts of data• Performance, storage and processing • Manageable and Self-heal• Simple core, modular and extensible

The Big Market

Big Data Market Segment

Who uses Hadoop?• Amazon• Google• Facebook• IBM• Yahoo!• Twitter• New York Times• Joost• …… The list is ever expanding!

Hadoop Online Training in India

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