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With PHP, you can connect to and manipulate databases. MySQL is the most popular database system used with PHP.
PHP MySQL: Connecting to MySQL Database. Summary: in this tutorial, you will learn how to connect to a MySQL server using a PDO object. Before connecting to a MySQL database, you need to have the following database information: MySQL data source name or DSN : Specify the address of the MySQL server.
3 cze 2022 · Connection to MySQL using MySQLi. PHP provides mysql_connect() function to open a database connection. This function takes a single parameter, which is a connection returned by the mysql_connect() function. You can disconnect from the MySQL database anytime using another PHP function mysql_close().
To connect PHP and MySQL, you'll need to use the mysqli (MySQL Improved) extension, which provides a set of functions for working with a MySQL database. With the mysqli extension, you can perform CRUD (Create, Read, Update, Delete) operations on a database through PHP scripts.
PHP Data Objects or PDO provides you with a lightweight and consistent interface for accessing MySQL databases. And this tutorial shows you how how to interact with MySQL using PDO.
8 paź 2021 · How to connect PHP with MySQL Database? PHP 5 and later can work with a MySQL database using: MySQLi extension. PDO (PHP Data Objects). Difference Between MySQLi and PDO . PDO works on 12 different database systems, whereas MySQLi works only with MySQL databases. Both PDO and MySQLi are object-oriented, but MySQLi also offers a procedural API.
mysql_fetch_array — Fetch a result row as an associative array, a numeric array, or both. mysql_fetch_assoc — Fetch a result row as an associative array. mysql_fetch_field — Get column information from a result and return as an object. mysql_fetch_lengths — Get the length of each output in a result.
