public function getSql()
    {
        $sql = sprintf('DROP INDEX %s.%s;'
            , $this->index->getTable()->getSchema()->getName()
            , $this->index->getName());

        return $sql;
    }
public function getSql()
    {
        $sql = sprintf('DROP INDEX %s.%s;'
            , $this->index->getTable()->getSchema()->getName()
            , $this->index->getName());

        return $sql;
    }
{@inheritdoc}