MySQL is an open source relational database management system that is widely used in the development of web applications. This article will introduce you to MySQL's introductory installation, overview, version, download, installation and configuration, etc., to help you get started with MySQL quickly.
1. MySQL overview
MySQL is an open source relational database management system, developed by MySQL AB of Sweden, later acquired by Sun, and now part of Oracle. MySQL is a lightweight database management system with features such as high efficiency, reliability, and security, and is widely used in the development of web applications. MySQL supports multiple operating systems, including Windows, Linux, Unix, etc., and also supports multiple programming languages, including Java, PHP, Python, etc. MySQL has a wide range of applications, including websites, e-commerce, finance, games and other fields.
1.1 MySQL database
A MySQL database is a collection of data managed by MySQL. It is composed of multiple tables, and each table contains multiple rows and columns. MySQL database supports a variety of data types, including integers, floating point numbers, strings, dates, and more.
version 1.2
MySQL is available in several editions, including Community Edition and Enterprise Edition. The Community Edition is free, while the Enterprise Edition requires a fee. The version number of MySQL adopts the format of XYZ, where X represents the major version number, Y represents the minor version number, and Z represents the revision number. 1.2.2 Download MySQL The download address is https://dev.mysql.com/downloads/, where you can download the latest version of MySQL.
1.3 Installation
The installation of MySQL is very simple, just follow the prompts of the installation wizard. During the installation process, you need to set the password of the MySQL root user, which is used to log in to the MySQL database.
2. Configuration
After the installation is complete, MySQL needs to be configured. The MySQL configuration file is my.cnf, which is located in the MySQL installation directory. In this file, you can set various parameters of MySQL, including port number, character set, cache, etc.
3. use
MySQL is very easy to use and can be operated through the command line or graphical interface. Command line operations need to use the command line tools provided by MySQL, including mysql, mysqldump, etc. The graphical interface can use tools such as MySQL Workbench provided by MySQL.
Summarize
This article introduces the introductory installation, overview, version, download, installation and configuration of MySQL, and hopes to help you get started with MySQL quickly. MySQL is an efficient, reliable and secure database management system, which is widely used in the development of web applications.