5.7 참고자료
• Basho Technologies, Inc. <Riak Documentation>. http://docs.basho.com/riak/latest/
• FoundationDB. <Key-Value Store 2.0 Documentation>. https://foundationdb.com/key-value-store/documentation/index.html
• Katsov, Ilya. <NoSQL Data Modeling Techniques>. Highly Scalable Blog: http://highlyscalable.wordpress.com/2012/03/01/NoSQL-data-modeling-techniques/
• Oracle Corporation. <Oracle NoSQL Database, 12c Release 1>. http://docs.oracle.com/cd/NoSQL/html/index.html
• <Redis Documentation>. http://redis.io/documentation
• Wikipedia. <Software Design Patterns>. http://en.wikipedia.org/wiki/Software_design_pattern