protected void addUserAuthenticationSequence() throws SQLException {
    final long maxUserAuthenticationId = fetchMaxId(USER_AUTHENTICATION_TABLE, USER_AUTHENTICATION_USER_AUTHENTICATION_ID_COLUMN);
    LOG.info("Maximum user authentication ID = " + maxUserAuthenticationId);
    addSequence("user_authentication_id_seq", maxUserAuthenticationId + 1, false);
  }
Updates the Hive/WebHCat Kerberos descriptor stored in the user-supplied Kerberos Descriptor.
<p>
Any updates will be performed on the supplied Kerberos Descriptor.
<p>
The following changes may be made:
<ul>
<li>some command json elements were modified from ..._host to ..._hosts, kerberos related properties must be adjusted accordingly</li>
</ul>

@param kerberosDescriptor the user-supplied Kerberos descriptor used to perform the in-place update
@return <code>true</code> if changes were made; otherwise <code>false</code>
ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog270.java