In the query page create an alias for one the fields. If your query is like the following:
SELECT
field_1,
field_2,
field_3,
field_4
FROM TableName
after alias creation it might be like this:
SELECT
field_1,
field_2,
field_3,
field_4,
field_4 as field_4_alias
FROM TableName
In the fields page selection select field_4_alias for the List page. Then in the List page set as 'Custom' the field_4_alias field. Follow the instruction at this page, http://xlinesoft.com/phprunner/docs/_view_as__settings_custom.htm, for more info about Custom fields.