Vladimir,

Can you please explain how our users will be affected? What does it mean to
use "spatial" indexes in Ignite?

D.

On Wed, Jun 6, 2018 at 12:54 AM, Vladimir Ozerov <voze...@gridgain.com>
wrote:

> Igniters,
>
> New H2 version 1.4.197 [1] was released recently. It contain a lot of
> changes (>1000 commits) and some of them are very useful for us. Of most
> importance is IN clause optimization which is currently one of our SQL pain
> points.
>
> Unfortunately, new version use updated dependency for spatial indexes.
> Earlier it was "org.vividsolutions", now it is "org.locationtech". This is
> the same product, only package name was changed.
>
> It means that if we upgrade to newer H2 version all our users of spatial
> indexes feature will have compilation and/or linkage errors. This is a
> breaking change.
>
> I propose to implement it still in AI 2.7. We still depend on H2 heavily
> and cannot stop updates.
>
> Any objections?
>
> Vladimir.
>
> [1] https://github.com/h2database/h2database/releases/tag/version-1.4.197
> [2] https://issues.apache.org/jira/browse/IGNITE-4150
>

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