This query returns the linked list of the unanswered questions of a certain user. The OtherUserID parameter is the ID of a user whose unanswered questions you want to list.
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SELECT TOP(10) COUNT(*) AS UnansweredCount, OwnerDisplayName, OwnerUserId, ('[link](https://stackoverflow.com/users/' + convert(varchar, OwnerUserId)+')') as ProfileLink FROM Posts WHERE PostTypeId = 1 AND AnswerCount = 0 GROUP BY OwnerUserId, OwnerDisplayName ORDER BY UnansweredCount DESC