[tarantool-patches] Re: [PATCH] ddl: No replication for temp and local spaces

[Георгий Кириченко]

On Thursday, June 20, 2019 12:02:45 PM MSK Konstantin Osipov wrote:
> * Konstantin Osipov <kostja at tarantool.org> [19/06/20 12:00]:
> > * Stanislav Zudin <szudin at tarantool.org> [19/06/19 15:53]:
> > > Do not spread the space:truncate() to replicas if the
> > > affected space is local and temporary.
> > 
> > While I agree with Georgy's comment that when it comes to
> > TEMPORARY spaces, we should replicate all DDL but TRUNCATE, for
> > node-local spaces I think nothing should be replicated. This is
> > the idea of node-local spaces to begin with.
> 
> On the other hand I don't know how to prevent replication of this
> data since it's already in the snapshot. Plus, if we filter out
> group-local spaces from the snapshot, we're going to break the
> vinyl deferred delete space.
> 
> But we definitely need spaces which are node-local and are not
> replicated anywhere, including DDL.
So let introduce a new kind of space instead of breaking existing one.

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