public void alterDataConnector(String dcName, DataConnector connector)
      throws HiveException {
    try {
      getMSC().alterDataConnector(dcName, connector);
    } catch (MetaException e) {
      throw new HiveException("Unable to alter dataconnector " + dcName + ". " + e.getMessage(), e);
    } catch (NoSuchObjectException e) {
      throw new HiveException("DataConnector " + dcName + " does not exists.", e);
    } catch (TException e) {
      throw new HiveException("Unable to alter dataconnector " + dcName + ". " + e.getMessage(), e);
    }
  }
Get all dataconnector names.
@return List of all dataconnector names.
@throws HiveException
ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java