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Posted to issues@calcite.apache.org by "Julian Hyde (JIRA)" <ji...@apache.org> on 2017/07/04 06:42:00 UTC

[jira] [Commented] (CALCITE-1861) Spatial Indexes

    [ https://issues.apache.org/jira/browse/CALCITE-1861?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16073196#comment-16073196 ] 

Julian Hyde commented on CALCITE-1861:
--------------------------------------

Another possible library: Google's [uzaygezen|https://github.com/aioaneid/uzaygezen project] maps between multi-dimensional points and Hilbert curves and is Apache licensed.

> Spatial Indexes
> ---------------
>
>                 Key: CALCITE-1861
>                 URL: https://issues.apache.org/jira/browse/CALCITE-1861
>             Project: Calcite
>          Issue Type: Improvement
>            Reporter: Atri Sharma
>            Assignee: Julian Hyde
>
> Many Calcite users, like Phoenix and Flink can benefit from support of Spatial indexes.
> See:
> http://revenant.ca/www/postgis/workshop/indexing.html



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