@AfterClass
  public static void stopServices() throws Exception {
    if (miniHS2 != null && miniHS2.isStarted()) {
      miniHS2.stop();
    }
  }
Test which makes sure that incompatible column changes are allowed if the serde of the
table is defined in the configuration metastore.allow.incompatible.col.type.changes.serdes
itests/hive-unit/src/test/java/org/apache/hadoop/hive/metastore/TestDisallowColChangesExceptionList.java