Accessing the database using JDatabase
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Being able to use JDatabase is vital when you start developing for Joomla. The tutorial is split into two independent parts:
- Inserting, updating and removing data from the database.
- Selecting data from one or more tables and retrieving it in a variety of different forms.
This tutorial looks at how to use transactions with JDatabase (available since only):
This tutorial looks at how to use the union methods in JDatabaseQuery (available in working form since only):
Supported Storage Connectors
The table below outlines the database and storage connectors available for Joomla! as well as which version of Joomla they became available in.
To make a connector available in Joomla's installer or global configuration manager, you will need to ensure the PHP library is installed (E.g. for PHP5 and MySQL the php5-mysql library would need to be installed).
|Database||Joomla! Versions||Joomla DB|
|Microsoft SQL Server||Yes|
|Microsoft SQL Azure||Yes|
|Postgresql||Yes (In and higher only via the PDO library for postgres)|
|PHP Data Objects (PDO)*||No|
- PHP Data Objects is a database abstraction layer and is shipped with PHP 5.1+.