>Hi,
>
>I use SET FILTER TO mclass=class and then open a browse window to browse the data for "class" only. But some of the data like Student Class, may appear twice or more depends on the numbers of record.
>
>So, is there any way to keep the same "class" to appear twice or more?
>I want each of them to be listed only once.
>
>Gan

You can also do INDEX ON class TAG class UNIQUE. But only keep the index as long as you're viewing the table. Unique indexes have problems when the data is changed.

-Michelle