Group : Lê Minh Hi ế u Phan Th ị Thanh Th ả o Ph ạ m Hoàng Long Nguy ễ n Huy Hùng 1 BIG...
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Group : Lê Minh Hiếu Phan Thị Thanh Thảo Phạm Hoàng Long Nguyễn Huy Hùng 1 BIG DATA – NoSQL Topic 1
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3 BIG DATA NoSQL Take away! Following Vice President of Infrastructure Engineering at Facebook: Introduction
Transcript of Group : Lê Minh Hi ế u Phan Th ị Thanh Th ả o Ph ạ m Hoàng Long Nguy ễ n Huy Hùng 1 BIG...
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Group : Lê Minh HiếuPhan Thị Thanh ThảoPhạm Hoàng LongNguyễn Huy Hùng
BIG DATA – NoSQLTopic 1
2Contents Big Data
Introduction Definition Characteristics
NoSQL Definition Database types Characteristics Support NoSQL tools Advantage and disadvantage of
NoSQL Take away
3BIG DATA NoSQL Take away!
Following Vice President of Infrastructure Engineering at Facebook:
Introduction
4Definition
BIG DATA NoSQL Take away!
Data sets -> software tools (capture, manage, and process data)
Structured, semi-structured and unstructured data
About Petabytes (PB) and Exabyte (EB) of data• PB = 2 to the 50th power
bytes.• EB = 2 to the sixtieth power
bytes.
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Characteristic
Volume refers to the amount of data
Variety refers to the number of types
of data
Velocity refers to the speed of data
processing
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Characteristic
Variability - refers to the inconsistency which can be shown by the data at times
Veracity - refers to the quality of the data being captured can vary greatly.
Complexity - refers to complex process management data
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Advantage and Disadvantage of Big Data
Advantages
Flexible schema
Quicker/ cheaper to set
up
Massive scalability
Eventual consistency
=> higher performance
and availability
Disadvantages
No declarative query
language => more
programming
Eventual consistency =>
fewer guarantees
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What is Big Data
Characteristics of Big Data
18Reference
What is Big Data? URL:http://en.wikipedia.org/wiki/Big_data. Retrieved April 19 th 2015
Big Data definition. URL:http://searchcloudcomputing.techtarget.com/definition/big-data-Big-Data. Retrieved April 19 th 2015
Big Data characteristics. URL:http://bigdatahandler.com/2013/10/23/big-data-characteristics-problems-and-solution. Retrieved April 19 th 2015
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Thank for your listening
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