API	Package	Subpackage	Class	Method	Reference	Last reviewed	Doc status
Home	Joomla.Framework	Database	JDatabase	query	query()	Never	Work in Progress

Executes the current SQL query string. This method returns a database resource if successful, false otherwise.

The syntax and semantics of SQL statements are beyond the scope of this manual. Prior to Joomla! 1.5 the only database software supported was MySQL and the reference manual may be found at http://dev.mysql.com/doc/.

mixed query()

$database =& JFactory::getDBO();

$sql = "SELECT * FROM #__categories";
$database->setQuery( $sql );
if (!$result = $database->query()) {
  echo $database->stderr();
}

echo $database->getNumRows( $result );

might produce:

23