docs: public UpdateBuilder<T, ID> updateColumnExpression(String columnName, String expression) throws SQLException {
  		FieldType fieldType = verifyColumnName(columnName);
  		if (fieldType.isForeignCollection()) {
  			throw new SQLException("Can't update foreign colletion field: " + columnName);
  		}
  		addUpdateColumnToList(columnName, new SetExpression(columnName, fieldType, expression));
  		return this;
  	}