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The tag restore has 461 questions. The tag database-restore has 54 questions but no wiki or excerpt.
Furthermore, database-restoring is synonymized into restore.
I can't imagine any reason for treating database-restore differently from database-restoring. It should also be a synonym of restore.
Yes, I think it should, thanks for bring it up.
I've done the merge and created the synonym: https://dba.stackexchange.com/tags/restore/synonyms