Hi @AliLubnani, you’re correct that there’s not a checkbox in the UI for this. However you may easily add these properties to the JSON view of the schema in question. Just click the JSON View button:
Then edit the column(s) as desired. For instance, to prevent null and empty values and require unique values, you could edit the schema to something like this:
is_index is also supported for general index fields.
Here is a link to the wiki page where this and related info may be found.
We have also determined it would be a good idea to add these options to the UI, so we have added that task to our development backlog.