hi Uwe, This seems like a good idea to me given the widespread use of UUIDs, and would make use more natural for application developers.
- Wes On Tue, Feb 13, 2018 at 10:03 AM, Uwe L. Korn <uw...@xhochy.com> wrote: > Hello, > > I just opened https://issues.apache.org/jira/browse/ARROW-2152 to start the > discussion about adding a UUID type to the Arrow format specification. In its > essence a UUID is simply a 128bit array but there are often special classes > used for it, e.g. java.util.UUID in Java and uuid.UUID in Python. These > provide special functions for them as well as sometimes the knowledge that a > column is a UUID could be beneficial during computations. Other data systems > like Postgres or Parquet also have a special UUID type. > > While there is only a small difference to a 128bit fixed sized binary array, > I think providing the respective object model accessor is already a good > benefit. > > Uwe
