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====================MySQL=====================PHPclass MySQL{ Private $mysqli; Private $result; /** * Database connection * @param $config configuration Array*/ Public functionConnect$config) { $host=$config[' Host '];//Host Address

Share a PHP mysqli connection class complete code instance, about MYSQLI usage instance.A database class instance that joins the database in PHP in Mysqli way, the database class is organized from a PHP cms, can implement PHP connection database

Reference article: http://www.jb51.net/article/24392.htmWhen we design the database table structure, we need to pay attention to the performance of the data operation when we operate the database, especially the SQL statements when we look at the

There are two main ways to handle MySQL transactions.1, with Begin,rollback,commit to achieveBegin a transactionROLLBACK TRANSACTION RollbackCommit TRANSACTION Acknowledgement2, directly with set to change the MySQL automatic submission modeMySQL is

Share a self-written php class for mysql database operations This is a Class I wrote by myself. You are welcome to discuss and guide it.Some usage methods:// Declare the database object$ Conn = new Mysql;// Load database parameters$ Conn->

Recently done an application, functional requirements is very simple, is the Key/value form of storage, simple insert/select, without any complex query, the only problem is the amount is very large, if currently put into use, the initial

##################### Configurations ##################### Define the name of the backup directory Define (' Backup_dir ', './mybackups '); Define Database Credentials Define (' HOST ', ' localhost '); Define ('

##################### Configurations ##################### Define the name of the backup directory Define (' Backup_dir ', './mybackups '); Define Database Credentials Define (' HOST ', ' localhost '); Define ('

A. mysql database The code is as follows Copy Code $conn =mysql_connect ("localhost", "root", "123456") or Die ("database connection failed");mysql_select_db ("test") or Die ("Select Database Failed");;$sql = "SELECT *

The more kinship classification, the more complex and difficult it is to control programs and databases. classification processing and control at the same level is very simple, because only one database is required to record the classification at