Internet-Draft new-uuid-format April 2021 Peabody & Davis Expires 28 October 2021 [Page] Abstract This document presents new time-based UUID formats which are suited for use as a database key.¶ A common case for modern applications is to create a unique identifier for use as a primary key in a database table. This identifier usually implements an embedded timestamp that is sortable using the monotonic creation time in the most significant bits. In addition the identifier is highly collision resi...