Structured Query Language (SQL)

  • SQL is used to CREATE, RETRIEVE, UPDATE, DELETE data from the database
  • There are two types of databases. : Relational (SQL) and Non-Relational (NO SQL)

Database Management Systems (DBMS)

  • MySQL
  • Microsoft SQL Server
  • ORACLE
  • PostgreSQL

Each of these DBMS uses SQL but their are little differences between the syntax of each DBMS