Mysql is a relational database system. MySQL is a relational database management system that uses Structured Query Language (SQL) for database management. MySQL is open source and anyone can download it and modify it according to individual needs.
The operating environment of this tutorial: windows7 system, mysql8 version, Dell G3 computer.
Mysql is a relational database system developed by the Swedish MySQL AB company and is a product of Oracle.
MySQL is one of the most popular relational database management systems. In terms of WEB applications, MySQL is one of the best RDBMS (Relational Database Management System) application software.
The SQL language used by MySQL is the most commonly used standardized language for accessing databases. MySQL software adopts a dual licensing policy and is divided into community version and commercial version. Due to its small size, fast speed, low total cost of ownership, and especially the characteristics of open source, MySQL is generally chosen as the website database for the development of small and medium-sized websites.
Features and advantages of MySQL
MySQL database management system has many advantages, several of which are summarized below.
1) MySQL is an open source database
MySQL is an open source database that anyone can download and modify according to personalized needs. This allows anyone to fix MySQL bugs and allow anyone to use the database for any purpose. MySQL is a freely available database.
2) The cross-platform nature of MySQL
MySQL can run not only on the Windows series of operating systems, but also on operating systems such as UNIX, Linux and Mac OS. Because many websites choose UNIX and Linux as their website servers, MySQL's cross-platform nature ensures its advantages in web applications. Although Microsoft's SQL Server database is an excellent commercial database, it can only run on the Windows series of operating systems. Therefore, the cross-platform nature of MySQL database is a big advantage.
3) Price advantage
MySQL database is a free software. Anyone can download the software from the official website of MySQL. These community versions of MySQL are all free trials, even if Additional features that require payment are also very cheap. Compared with expensive commercial software such as Oracle, DB2 and SQL Server, MySQL has an absolute price advantage.
4) Powerful and easy to use
MySQL is a true multi-user, multi-threaded SQL database server. It can process large amounts of data quickly, efficiently and securely. Compared with databases such as Oracle, using MySQL is very simple. MySQL's main goals are to be fast, robust, and easy to use.
Compared with the commonly used mainstream databases Oracle and SQL Server, the main feature of MySQL is that it is free, can be used on any platform, and takes up relatively small space. However, MySQL also has some shortcomings. For example, for large projects, MySQL's capacity and security are slightly inferior to Oracle database.
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