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First, the database configurationCodeIgniter has a configuration file that lets you store database connection values (Username: username, password: password, database name: ). The configuration file is located in the application/config/database.php .

Original: CodeIgniter connection database and Quick StartFirst, the database configurationCodeIgniter has a configuration file that lets you store database connection values (Username: username, password: password, database name: ). The

First, the database configurationCodeIgniter has a configuration file that lets you store database connection values (Username: username, password: password, database name: ). The configuration file is located in the application/config/database.php .

  in CodeIgniter, using a database is a very frequent thing. You can use the database classes from the framework, and you can easily do database operations Initialize database classes load and initialize database classes according to your database

Initializing database classes Load and initialize database classes according to your database configuration: Copy Code code as follows: This->load->database (); You can use it anywhere after being loaded. Return query