sql vs nosql
/* KEY DIFFERENCE
SQL pronounced as "S-Q-L" or as "See-Quel" is primarily called RDBMS or Relational Databases whereas NoSQL is a Non-relational or Distributed Database.
SQL databases are table based databases whereas NoSQL databases can be document based, key-value pairs, graph databases.
SQL databases are vertically scalable while NoSQL databases are horizontally scalable.
SQL databases have a predefined schema whereas NoSQL databases use dynamic schema for unstructured data.
SQL requires specialized DB hardware for better performance while NoSQL uses commodity hardware.*/