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From Francis Chuang <francischu...@apache.org>
Subject Re: [ANNOUNCE] Apache Calcite 1.18.0 released
Date Sat, 22 Dec 2018 02:51:53 GMT
Thank you so much for shepherding this release and getting it out, Julian!

Francis

On 22/12/2018 11:24 am, Julian Hyde wrote:
> The Apache Calcite team is pleased to announce the release of
> Apache Calcite 1.18.0.
>
> Calcite is a dynamic data management framework. Its cost-based
> optimizer converts queries, represented in relational algebra,
> into executable plans. Calcite supports many front-end languages
> and back-end data engines, and includes an SQL parser and the
> Avatica JDBC driver.
>
> With over 200 commits from 36 contributors, this is the largest
> Calcite release ever. To the SQL dialect, we added JSON functions and
> linear regression functions, and the WITHIN GROUP clause for aggregate
> functions; there is a new utility to recommend lattices based on past
> queries, and improvements to expression simplification, the SQL
> advisor, and the Elasticsearch and Apache Geode adapters. For more
> details, see the release notes:
>
>    https://calcite.apache.org/docs/history.html#v1-18-0
>
> The release is available here:
>
>     https://calcite.apache.org/downloads/
>
> We welcome your help and feedback. For more information on how to
> report problems, and to get involved, visit the project website at
>
>     https://calcite.apache.org
>
> Julian Hyde, on behalf of the Apache Calcite Team



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