Many databases has the feature to define computed / automatic columns, but there is no possibility to define this in DbVis create / edtit table dialog.Ist it possible to extend the dialog to do this?
Can you please share some more details what you are looking for?
Also, what database are you using?
sorry for the delay, ich was in holyday some days.
You can design computed colums in some DB's - in my case Oracle (see https://www.oracle.com/webfolder/technetwork/de/community/dbadmin/tipps/virtual_columns/index.html) and MSSQL (see https://docs.microsoft.com/en-us/sql/relational-databases/tables/specify-computed-columns-in-a-table?view=sql-server-2017).
In the alter table dialog you can see such columns (red frame), but it's not posible to edit / create this: