The database is a warehouse for storing data. It is mainly used in financial institutions, game websites, shopping websites and forum websites. Now the mainstream databases are MySQL, SQL_Server, Oracle, Mariadb, DB2, MongoDB.
So how do we choose which database to use in a production environment?
1. Open source
Open source software: MySQL, Mariadb, MongoDB
Commercial software: Oracle, DB2, SQL_Server
No cross-platform: SQL_Server
Cross-platform: MySQL, Mariadb, MongoDB, DB2, Oracle
3. Type of company