/**
  * Load a single DatagridColumnPreference object,
  * by DatagridId, ColumnName, UserAccountId Index(es)
  * @param integer $intDatagridId
  * @param string $strColumnName
  * @param integer $intUserAccountId
  * @return DatagridColumnPreference
  */
 public static function LoadByDatagridIdColumnNameUserAccountId($intDatagridId, $strColumnName, $intUserAccountId)
 {
     return DatagridColumnPreference::QuerySingle(QQ::AndCondition(QQ::Equal(QQN::DatagridColumnPreference()->DatagridId, $intDatagridId), QQ::Equal(QQN::DatagridColumnPreference()->ColumnName, $strColumnName), QQ::Equal(QQN::DatagridColumnPreference()->UserAccountId, $intUserAccountId)));
 }