[openstack-dev] [Zun]Use 'uuid' instead of 'id' as object ident in data model
ps4openstack at gmail.com
Tue Feb 21 16:34:48 UTC 2017
I also agree to use 'uuid' as primary key as that makes more sense as
compared to id.
On Tue, Feb 21, 2017 at 9:40 PM, Hongbin Lu <hongbin.lu at huawei.com> wrote:
> Gordon & Qiming,
> Thanks for your inputs. The only reason Zun was using 'id' is because the
> data model was copied from other projects and those projects are using
> 'id', but I couldn't think of a reason why they were using 'id' at the
> first place. By aggregating the feedback so far, I think it makes sense for
> Zun to switch to 'uuid' since we introduced etcd as an alternative
> datastore and etcd didn't support auto-increment primary key, unless
> someone pointed out a valid reason for stay using 'id'...
> Best regards,
> > -----Original Message-----
> > From: gordon chung [mailto:gord at live.ca]
> > Sent: February-21-17 8:29 AM
> > To: openstack-dev at lists.openstack.org
> > Subject: Re: [openstack-dev] [Zun]Use 'uuid' instead of 'id' as object
> > ident in data model
> > On 21/02/17 01:28 AM, Qiming Teng wrote:
> > >> in mysql.
> > > Can someone remind me the benefits we get from Integer over UUID as
> > > primary key? UUID, as its name implies, is meant to be an identifier
> > > for a resource. Why are we generating integer key values?
> > this ^. use UUID please. you can google why auto increment is a
> > probably not a good idea.
> > from a selfish pov, as gnocchi captures data on all resources in
> > openstack, we store everything as a uuid anyways. even if your id
> > doesn't clash in zun, it has a higher chance of clashing when you
> > consider all the other resources from other services.
> > cheers,
> > --
> > gord
> > _______________________________________________________________________
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