MySQL is an open source relational database management system. Its name is a combination of "My", the name of co-founder Michael Widenius's daughter, and "SQL", the abbreviation for Structured Query Language.MySQL is an Oracle-backed open source relational database management system (RDBMS) based on Structured Query Language (SQL).Although it can be used in a wide range of applications, MySQL is most often associated with web applications and online publishing.
MySQL is a fast, easy-to-use RDBMS used being used for many small and big businesses. MySQL is developed, marketed, and supported by MySQL AB, which is a Swedish company. MySQL is becoming so popular because of many good reasons.MySQL supports large databases, up to 50 million rows or more in a table. The default file size limit for a table is 4GB, but you can increase this (if your operating system can handle it) to a theoretical limit of 8 million terabytes (TB).
Creating a database
Creating a database table
Database and Database Objects
Constraints and Indexes
Recurring SQL Constructs
Grouping and Aggregate Functions
SQL for working with Transaction
Tools for Import/Export
SQL for Import/Export