Go to Seach=>Filter and click on the where tab and enter the following:
This will set a filter that will show any duplicated owner names (otherwise it will tell you it can't set the filter because there would be zero records - another words, no duplicates)
CODE |
OwnerName in (select ownername from caches group by OwnerName having count(OwnerName) > 1) |
This will set a filter that will show any duplicated owner names (otherwise it will tell you it can't set the filter because there would be zero records - another words, no duplicates)