NoSQL(Not Only SQL)

Everything has its properties and has relation with each other.

All in world can be related to each other by a kind of special router.

More videos on https://class.coursera.org/datasci-001/lecture/preview
Machine Learning Videos on: http://blog.videolectures.net/100-most-popular-machine-learning-talks-at-videolectures-net/
http://www.lookpre.com/post/g437839.html

NoSQL = Not Only SQL or Distributed Data Management System.

CAP Principle In No SQL



Two Basic Method for Big Data
Store Data by column and sort them, then store them on different area by value created via a kind of method(map-reduce)

Store Data by Key using Hash method, the values are stored on different area by Hashed key.



NoSQL Classification
Column: Hbase, Cassandra, Accumulo

Document: MongoDB, Couchbase, Raven

Key-value : Dynamo, Riak, Azure, Redis, Cache, GT.m

Graph: Neo4J, Allegro, Virtuoso, Bigdata





All introduction of NoSQL (http://nosql-database.org/ & http://en.wikipedia.org/wiki/NoSQL)