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This article mainly introduces the commonly used sql database, which has a certain reference value, friends who need can refer to it. I hope you will learn a lot after reading this article. Next, let the editor take you to learn about it.

Commonly used sql databases are: mysql, SQL Server, Oracle, Sybase, DB2, PostgreSQL and so on. The following article will give you a brief introduction to these databases. I hope it will be helpful to you.

1. Mysql database

MySQL database is an open source relational database, which was acquired by Oracle in 2009, but MySQL is still open source. Compared with other databases, it has the characteristics of small size, fast speed, flexible use and so on. Many small and medium-sized websites will choose MySQL as the database.

2. SQL Server database

SQL Server database is a full-featured database, which can be used in medium and large enterprises. It is launched by Microsoft, the world's first software supplier. Compared with other databases, it has great advantages in operation and interaction.

3. Oracle database

Oracle database is considered to be a successful relational database, which was launched by Oracle, the second largest software supplier in the world, in 1983. Oracle database has the characteristics of stable operation, complete functions and excellent performance, and the technology is also relatively advanced in database products. Generally large enterprises will choose Oracle database.

4. Sybase database

Sybase is a kind of relational database system developed by American Sybase Company. It is a typical large database system under client / server environment on UNIX or WindowsNT platform.

5. DB2 database

DB2 database is also a relational database, it is the leading product of IBM, its function can also meet the needs of large and medium-sized companies, can also be used in small and medium-sized e-commerce systems. According to statistics, the number of DB2 users has exceeded 60 million.

6. PostgreSQL database

PostgreSQL database is one of the most characteristic open source database. It has the most complete data type and supports transaction, sub-query, multi-version parallel control system and so on.

Thank you for reading this article carefully. I hope the editor will share the contents of the commonly used sql database which are helpful to everyone. At the same time, I also hope that you will support us, pay attention to the industry information channel, and find out if you encounter problems. Detailed solutions are waiting for you to learn!

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