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29 Jul 2016
Save session in database: Save session in database. Method of saving session in database: By default, PHP session is saved as a file on the server side, and cookies are used to save variables on the client side. This will cause a problem. When a user due to some security reasons The reason is that the browser's cookies are turned off, and session-related operations in the program will not be executed. Therefore, if session data can be saved in a database, it will not be restricted by client settings, and there will be a leap in performance and scalability. The key function used in the program is session_set_save_handler, and php.i must be
10 Aug 2023
How to optimize database queries by using PHP code testing function Introduction: Database queries are an essential part of web development, and optimizing database queries is an important part of improving web application performance and user experience. In PHP development, we can optimize database queries by using the code testing function. This article will introduce how to use PHP code testing to optimize database queries and provide relevant code examples. 1. Database query performance problems In web applications, database query performance problems may cause website operation problems.
26 Apr 2023
In the process of developing a website, querying the database is an important link. In PHP, the d function can be used to easily operate the database. This article will introduce the use of the d function in detail to help readers quickly master the skills of querying the database. 1. Definition of d function The d function is a PHP program library that encapsulates database access and provides convenient operation methods. The d function can connect to multiple types of databases, such as MySQL, SQL Server, Oracle, etc., allowing programmers to easily use SQL statements for operations.
08 Aug 2016
: This article mainly introduces how PHP uses a database to save sessions. Students who are interested in PHP tutorials can refer to it.
12 Jul 2016
PHP uses both session and cookie to save the implementation code of user login information, sessioncookie. PHP uses both session and cookie to save the implementation code of user login information. sessioncookie 1. User login status operation class UserLogin phpfinal class UserLogin { public function __cons
13 Jul 2016
In PHP, use the session_set_save_handler() function to save the session to the MySQL database instance, sessionhandler. The session_set_save_handler() function is used in php to save the session to the MySQL database instance. By default, sessionhandler PHP saves the session in the file format. This is only used in the text.
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Object-oriented php operation mssql class
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