public function down(Schema $schema)
{
$this->abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on "mysql".');
$this->addSql("UPDATE neos_contentrepository_domain_model_nodedata SET nodetype=REPLACE(nodetype, 'Neos.NodeTypes:', 'TYPO3.Neos.NodeTypes:')");
}