dbh database

Detailed tutorial on connecting to the database in Ruby program, ruby Database This section describes how to use Ruby to access databases. The Ruby DBI module provides database-independent interfaces similar to the Perl DBI module for Ruby

Perl DBI Programming Reading notes, in the original text see:http://www.ibm.com/developerworks/cn/linux/l-cn-perldbi/In order to communicate with the database, the Perl community developed a unified Database communication interface module: DBI. DBI,

Using system;Using system. Collections. Generic;Using system. Data. sqlclient;Using system. Data;Namespace adminzjc. databasecontrol{/// /// Database operation classes, including attaching, restoring, backing up, detaching, compressing, creating,

This section will show you how to access a database using Ruby. The Ruby DBI module provides a database-independent interface for Ruby scripts similar to the Perl DBI module. DBI, the Database independent interface, represents a Ruby-independent

PDO Common methods: Pdo::query () is used primarily for operations (Pdostatement) that have record results returned, especially select operations. Pdo::exec () is primarily for operations that are returned without a result collection. such as

1PHP2 $DBH=NewPDO (' Mysql:host=localhost;dbname=access_control ', ' root ', '); 3 $DBH->setattribute (Pdo::attr_errmode, PDO::errmode_exception); 4 $DBH-exec(' Set names UTF8 '); 5 /*Add*/6 //$sql = "INSERT into ' user ' SET ' login ' =:login and '

This article mainly introduces in detail the various use methods of mysql connection methods in PHP, which is a personal summary. if you have any omissions, please let me know. if you need them, please refer to them. Common PDO methods: PDO: query

This article mainly introduces in detail the various use methods of mysql connection methods in PHP, which is a personal summary. if you have any omissions, please let me know. if you need them, please refer to them. Common PDO methods: PDO: query

[PHP]View Plaincopyprint? $DBH = New PDO (' Mysql:host=localhost;dbname=access_control ', ' root ', ' ); $DBH->setattribute (Pdo::attr_errmode, pdo::errmode_exception); $DBH, EXEC (' Set names UTF8 '); /* Add */ $sql = "INSERT into '

PHP MySQL PDO use, phpmysqlpdo use 1 Php2 $DBH=NewPDO (' Mysql:host=localhost;dbname=access_control ', ' root ', '); 3 $DBH->setattribute (Pdo::attr_errmode, PDO::errmode_exception); 4 $DBH-exec(' Set names UTF8 '); 5 /*Add*/6 //$sql = "INSERT