public void dropDataConnector(String name, boolean ifNotExists, boolean checkReferences)
      throws HiveException, NoSuchObjectException {
    try {
      getMSC().dropDataConnector(name, ifNotExists, checkReferences);
    } catch (Exception e) {
      throw new HiveException(e);
    }
  }
Drop a dataconnector
@param name
@param checkReferences drop only if there are no dbs referencing this connector
@throws HiveException
@throws NoSuchObjectException
ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java