static function setUpColumns($columns)
{
$columns->imageId = Image::columns()->id;
$columns->exifTagId = ExifTag::columns()->id;
$columns->exifValue = Column::STRING;
}
public function getTables()
{
/** @var Table[] $tables */
$tables = array(Identity::table(), IdentityProvider::table(), Session::table(), User::table(), UserIdentity::table(), Album::table(), ExifTag::table(), Image::table(), ImageExif::table());
return $tables;
}