public function execute(PHPUnit_Extensions_Database_DB_IDatabaseConnection $connection, PHPUnit_Extensions_Database_DataSet_IDataSet $dataSet)
{
foreach ($dataSet->getReverseIterator() as $table) {
/* @var $table PHPUnit_Extensions_Database_DataSet_ITable */
$query = "\n {$connection->getTruncateCommand()} {$connection->quoteSchemaObject($table->getTableMetaData()->getTableName())}\n ";
if ($this->useCascade && $connection->allowsCascading()) {
$query .= " CASCADE";
}
try {
$connection->getConnection()->query($query);
} catch (PDOException $e) {
throw new PHPUnit_Extensions_Database_Operation_Exception('TRUNCATE', $query, array(), $table, $e->getMessage());
}
}
}