docs: @Override
  	public void deleteAlert(int alertId) throws DatabaseException {
      	SqlPreparedStatementWrapper psDeleteAlert = null;
          try {
          	psDeleteAlert = DbSQL.getSingleton().getPreparedStatement("alert.ps.delete");
  			psDeleteAlert.getPs().setInt(1, alertId);
  			psDeleteAlert.getPs().execute();
  		} catch (SQLException e) {
  			throw new DatabaseException(e);
  		} finally {
  			DbSQL.getSingleton().releasePreparedStatement(psDeleteAlert);
  		}
      }