As I mentioned in my last post - it is just a “Logical” query - you won’t get any result in Query Builder for this. It was just to help you understand.
Options available to you are:
- either you write code
- execute inner query and gather all SI_PARENT_FOLDER for all Universes and then run second query (main) to fetch Fold names with In condition (like …where si_id in (22620, 22621,…)
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BO_Bond 
(BOB member since 2007-10-22)