Craft\Seomatic_MetaRecord::defineRelations PHP Method

    public function defineRelations()
    {
        return array('element' => array(static::BELONGS_TO, 'ElementRecord', 'id', 'required' => true, 'onDelete' => static::CASCADE), 'seoImage' => array(static::BELONGS_TO, 'AssetFileRecord'), 'seoTwitterImage' => array(static::BELONGS_TO, 'AssetFileRecord'), 'seoFacebookImage' => array(static::BELONGS_TO, 'AssetFileRecord'));
    }