public function dropDatasetStorage(DataControllerCallContext $callcontext, DropDatasetStorageRequest $request)
 {
     $environment_metamodel = data_controller_get_environment_metamodel();
     $dataset = DatasetTypeHelper::getTableDataset($request->datasetName);
     $datasource = $environment_metamodel->getDataSource($dataset->datasourceName);
     $sql = $this->getExtension('dropTable')->generate($this, $dataset);
     LogHelper::log_info(new StatementLogMessage('table.drop', $sql));
     $this->executeStatement($datasource, $sql);
 }