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
  1. Store Data by column and sort them, then store them on different area by value created via a kind of method(map-reduce)
  2. Store Data by Key using Hash method, the values are stored on different area by Hashed key.

• NoSQL Classification
  1. Column: Hbase, Cassandra, Accumulo
  2. Document: MongoDB, Couchbase, Raven
  3. Key-value : Dynamo, Riak, Azure, Redis, Cache, GT.m
  4. Graph: Neo4J, Allegro, Virtuoso, Bigdata

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