@Test
  public void testCompareSQLServer() throws Exception  {
    compareAgainstPostgres("SQLServer");
  }
To verify if DDL have certain characteristics:
<ul>
  <li>There are no unnamed constraints</li>
  <li>Alter tables are only used in exceptional cases</li>
  <li>Table and constraint name lenghts doesn't exceed 30 (a restriction imposed by Oracle)</li>
</ul>
ambari-server/src/test/java/org/apache/ambari/server/orm/db/DDLTests.java