Can php only use mysql database?

PHP is most compatible with the mysql database, but it can also connect to other databases, such as: Medoo, Oracle, SqlServer, Sqlite, MongoDB, postgresql and other databases.

Medoo (Recommended learning: PHP video tutorial)

Medoo is an ultra-lightweight PHP SQL database framework. Developed by the founders of social networking site Catfan and open source project Qatrix.

Oracle

Oracle Database, also known as Oracle RDBMS, or Oracle for short. It is a relational database management system from Oracle Corporation. It is a product that has always been in the leading position in the database field. It can be said that the Oracle database system is currently a popular relational database management system in the world. The system has good portability, easy use, and strong functions. It is suitable for various large, medium, small, and microcomputer environments. It is a database solution with high efficiency, good reliability and adaptability to high throughput.

SqlServer

SQL Server is a relational database management system (DBMS) developed and promoted by Microsoft. It was originally jointly developed by Microsoft, Sybase and Ashton-Tate. Developed and launched the first OS/2 version in 1988.

SQLite

SQLite is a lightweight database and a relational database management system that complies with ACID. It is contained in a relatively small C library. It is a public domain project established by D. Richard Hipp.

MongoDB

MongoDB is a database based on distributed file storage. Written in C language. Designed to provide scalable, high-performance data storage solutions for WEB applications.

The biggest feature of Mongo is that the query language it supports is very powerful. Its syntax is somewhat similar to an object-oriented query language. It can almost achieve most functions similar to single-table queries in relational databases, and it also supports data processing. Create an index.

postgresql

PostgreSQL is a free software object-relational database management system (ORDBMS) with very complete features. It is POSTGRES developed by the Department of Computer Science at the University of California. , an object-relational database management system based on version 4.2. Many of POSTGRES' leading concepts appeared in commercial website databases only relatively late.

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