What is the relationship between pdo and mysql?

The relationship between PDO and MySQL is that PDO is the database access abstraction layer of PHP, while MySQL is a specific relational database management system. Through PDO, you can easily connect to the MySQL database for database query and management without paying attention to specific database types and implementation details.

Operating system for this tutorial: Windows 10 system, MySQL 8 version, Dell G3 computer.

PDO (PHP Data Objects) is a data access abstraction layer provided by PHP, which is used to connect and operate different types of databases. MySQL is a relational database management system, and PDO is the interface for PHP to interact with the database.

Specifically, PDO provides a unified set of API methods and interfaces, allowing developers to use the same code to connect and operate different databases, including MySQL, SQLite, Oracle, etc. Database type. In other words, PDO acts as a middle layer that provides a common way to access the features and functions of different databases.

When you need to interact with the MySQL database in PHP, you can use PDO to establish a connection with the MySQL database and perform database operations such as query, insert, and update. Through PDO, you can use unified syntax and methods to easily query and manage databases without paying attention to specific database types and implementation details.

To sum up, the relationship between PDO and MySQL is that PDO is the database access abstraction layer of PHP, while MySQL is a specific relational database management system. You can easily connect and operate the MySQL database through PDO. .

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