/**
  * {@inheritDoc}
  */
 public function convertForeignKeyDescription(Table $table, $row)
 {
     $data = ['type' => Table::CONSTRAINT_FOREIGN, 'columns' => [$row['column']], 'references' => [$row['reference_table'], $row['reference_column']], 'update' => $this->_convertOnClause($row['update_type']), 'delete' => $this->_convertOnClause($row['delete_type'])];
     $name = $row['foreign_key_name'];
     $table->addConstraint($name, $data);
 }