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What is mysql mainly used for?

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2019-05-31 15:05:457633browse

MySQL is a relational database management system developed by the Swedish MySQL AB company and is currently 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.

What is mysql mainly used for?

MySQL is a relational database management system. A relational database stores data in different tables instead of putting all data in a large warehouse, which increases speed and flexibility.

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.

Due to the excellent performance of its community version, it can form a good development environment with PHP and Apache.

Compared with other large databases

such as Oracle, DB2, SQL Server, etc., MySQL has its own shortcomings, but this does not reduce it at all Popularity. For general individual users and small and medium-sized enterprises, the functions provided by MySQL are more than sufficient, and because MySQL is open source software, it can greatly reduce the total cost of ownership.

Linux as the operating system, Apache or Nginx as the web server, MySQL as the database, and PHP/Perl/Python as the server-side script interpreter. Since these four software are all free or open source software (FLOSS), you can use this method to build a stable and free website system without spending a penny (except for labor costs), which is called "LAMP" in the industry. or "LNMP" combination.

Features of MySQL
1. Written in C and C, and tested using a variety of compilers to ensure the portability of the source code

2 .Supports AIX, FreeBSD, HP-UX, Linux, Mac OS, Novell Netware, OpenBSD, OS/2 Wrap, Solaris, Windows and other operating systems

3. Provides APIs for multiple programming languages. These programming languages ​​include C, C, Eiffel, Java, Perl, PHP, Python, Ruby and Tcl, etc.

4. Support multi-threading, make full use of CPU resources

5. Optimized SQL query algorithm, effectively improve query speed

6. Can be used as a separate application The program is applied in a client-server network environment and can also be embedded into other software as a library to provide multi-language support. Common encodings such as Chinese GB 2312, BIG5, Japanese Shift_JIS, etc. can be used as data table names and data Column name

7. Provide multiple database connection channels such as TCP/IP, ODBC and JDBC

8. Provide management for managing, checking and optimizing database operations Tool

9. Can handle large databases with tens of millions of records

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