SQL “Structured Query Language” SQL - relational NoSQL - non-relational Tables / schema Humongous data, collections, documents, duplication of data Structured Semi/no structure, flexible Relations Less dependence on relations, quick reads Atomic Eventually consistent Monolithic Distributed SQL MySql, Oracle, Sqlite, Postgres, MS-SQL, Amazon Aurora (part of RDS). NoSQL MongoDB, BigTable, Redis, RavenDb, Cassandra, Hbase, Neo4j, CouchDb, Amazon DynamoDB. [Read More]