public function down(Schema $schema)
{
$this->abortIf($this->connection->getDatabasePlatform()->getName() != "postgresql");
// typo3_typo3cr_domain_model_nodedata
$this->addSql("ALTER INDEX IF EXISTS IDX_60A956B98D940019 RENAME TO idx_820cadc88d940019");
$this->addSql("ALTER INDEX IF EXISTS IDX_60A956B94930C33C RENAME TO idx_820cadc84930c33c");
}