What is MySQL?
MySQL is a the worlds most popular free open-source relational databse (RDBMS). The database is released under the GPL license and uses SQL as its query language. MySQL is supported by an active community of open-source developers and enthusiasts, it is fully integrated and is ACID compliant.
What is MySQL used for?
MySQL is an extremely popular relational database (RDBMS) that used to for a wide range of purposes. It is used in software ranging from data warehousing, e-commerce, logging and analytical applications, where most of theme are web-based.
Is MySQL is a programming language?
MySQL is not a programming language, it's a database. SQL (Structured Query Language) is a computer language that can be used to query your MySQL database and any other Relational Database (RDBMS) for that matter.
How much does MySQL cost?
MySQL (Community Edition) is free and has an open source license. So MySQL cost nothing, apart from the time it takes to learn about this open source database. There is an enterprise version of the database software which comes at a price, however you come a long way with the community edition, which is the version used on most software.
Can I use MySQL for free?
Yes, MySQL (Community Edition) itself is open source and can be used as a database for any product, commercial or not.