$dbw = $this->getDB( DB_MASTER );
$hidden = $this->hasOption( 'hidden' );
$unknown = $this->hasOption( 'unknown' );
$dbw = $this->getDB( DB_MASTER );
$hidden = $this->hasOption( 'hidden' );
$unknown = $this->hasOption( 'unknown' );
];
// Allow extensions to add to the where clause to prevent deletion of their own prefs.
Hooks::run( 'DeleteUnknownPreferences', [ &$where, $dbw ] );
];
// Allow extensions to add to the where clause to prevent deletion of their own prefs.
Hooks::run( 'DeleteUnknownPreferences', [ &$where, $dbw ] );