NoSQL

Not Only SQL

NDBMS Structure 2 Rules

1. all tree structure need to be in one document

2. limitless record should be independent table

• key - value - redis, memcached, Oracle Coherence

• document - MongoDB, Couchbase, MarkLogic, PostgreSQL, MySQL, DynamoDB MS-DocumentDB

• wide column store - table but different format - Cassandra, HBASE, Cloud Datastore

• graph - Neo4j