NO SQL Not Only SQl
SQL Structured Query Language
SQLL Schema s pre-defined NOSQL A Dynamic schema is used for unstructured data
SQLL Table based databases NOSQL Document based, key-value pairs & graph databases
SQLL When You need to support dynamic queries NOSQL When you need to scale based on changing requirements
SQLL Oracle, Postgres & MS-SQL NOSQL Redis, MongoDB, Cassandra & Hbase