What are the common database products?

Common database products include: 1. Oracle database, which is a relational database; 2. DB2 database, which is a relational database; 3. SQL Server database, which is a comprehensive database; 4. PostgreSQL database is an open source database; 5. MySQL database and so on.

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Common database products before are:

1. Oracle database is considered a relatively successful relational database. It was launched in 1983 by Oracle, the world's second largest software supplier. Oracle database has the characteristics of stable operation, complete functions, excellent performance, etc., and its technology is relatively advanced among database products. Generally, large enterprises will choose Oracle database.

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

3. SQL Server database is a comprehensive database that can be used in medium and large enterprises. It is launched by Microsoft, the world's number one software supplier. Compared with other databases, it has better operability and interactivity. has great advantages.

4. PostgreSQL database is the most distinctive open source database. It has the most complete data types and supports transactions, subqueries, multi-version parallel control systems and other features.

5. MySQL database is an open source relational database. It was acquired by Oracle in 2009. However, MySQL is still open source. Compared with other databases, it has small size, fast speed, and flexible use. Features. Many small and medium-sized websites will choose MySQL as their database.

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