>Hi,
>
>I have been struggling with the following issue.
>
>I will start with the SQL Select that works:
>

>select * from work_his join eq_file on eq_file.id_number = work_his.id_number and eq_file.site_no = 8 
>

>
>The above selects records from the table WORK_HIS. No problem.
>
>Now I want to add a WHERE so that only more recent records are selected. Here is the SQL Select:
>

>select * from work_his join eq_file on eq_file.id_number = work_his.id_number and eq_file.site_no = 8 
>where cast(DATE_CLOS as date) = ( Select MAX( cast(DATE_CLOS as date)) from work_his)
>

>
>That is, I added the WHERE to the above SQL Select. Now No records are selected.
>
>What am I missing?
>
>TIA

Maybe ALL Date_Clos field are NULLs?