Am 15.07.20 um 16:07 schrieb Ishan Chattopadhyaya:
> Dear Solr Users,
>
> In this release (Solr 8.6), we have deprecated the following:
>
> 1. Data Import Handler
>
> 2. HDFS support
>
> 3. Cross Data Center Replication (CDCR)
>
Seriously? :-(
So next steps will be kicking out Cloud and go back to single node or what?
Why don't you just freeze the whole Solr development and switch to Elastic?
>
>
> All of these are scheduled to be removed in a future 9.x release.
>
> It was decided that these components did not meet the standards of quality
> and support that we wish to ensure for all components we ship. Some of
> these also relied on design patterns that we no longer recommend for use in
> critical production environments.
>
> If you rely on these features, you are encouraged to try out community
> supported versions of these, where available [0]. Where such community
> support is not available, we encourage you to participate in the migration
> of these components into community supported packages and help continue the
> development. We envision that using packages for these components via
> package manager will actually make it easier for users to use such features.
>
> Regards,
>
> Ishan Chattopadhyaya
>
> (On behalf of the Apache Lucene/Solr PMC)
>
> [0] -
> https://cwiki.apache.org/confluence/display/SOLR/Community+supported+packages+for+Solr
>
> On Wed, Jul 15, 2020 at 2:30 PM Bruno Roustant <bruno.roust...@gmail.com>
> wrote:
>
>> The Lucene PMC is pleased to announce the release of Apache Solr 8.6.0.
>>
>>
>> Solr is the popular, blazing fast, open source NoSQL search platform from
>> the Apache Lucene project. Its major features include powerful full-text
>> search, hit highlighting, faceted search, dynamic clustering, database
>> integration, rich document handling, and geospatial search. Solr is highly
>> scalable, providing fault tolerant distributed search and indexing, and
>> powers the search and navigation features of many of the world's largest
>> internet sites.
>>
>>
>> Solr 8.6.0 is available for immediate download at:
>>
>>
>> <https://lucene.apache.org/solr/downloads.html>
>>
>>
>> ### Solr 8.6.0 Release Highlights:
>>
>>
>> * Cross-Collection Join Queries: Join queries can now work
>> cross-collection, even when shared or when spanning nodes.
>>
>> * Search: Performance improvement for some types of queries when exact
>> hit count isn't needed by using BlockMax WAND algorithm.
>>
>> * Streaming Expression: Percentiles and standard deviation aggregations
>> added to stats, facet and time series. Streaming expressions added to
>> /export handler. Drill Streaming Expression for efficient and accurate
>> high cardinality aggregation.
>>
>> * Package manager: Support for cluster (CoreContainer) level plugins.
>>
>> * Health Check: HealthCheckHandler can now require that all cores are
>> healthy before returning OK.
>>
>> * Zookeeper read API: A read API at /api/cluster/zk/* to fetch raw ZK
>> data and view contents of a ZK directory.
>>
>> * Admin UI: New panel with security info in admin UI's dashboard.
>>
>> * Query DSL: Support for {param:ref} and {bool: {excludeTags:""}}
>>
>> * Ref Guide: Major redesign of Solr's documentation.
>>
>>
>> Please read CHANGES.txt for a full list of new features and changes:
>>
>>
>> <https://lucene.apache.org/solr/8_6_0/changes/Changes.html>
>>
>>
>> Solr 8.6.0 also includes features, optimizations and bugfixes in the
>> corresponding Apache Lucene release:
>>
>>
>> <https://lucene.apache.org/core/8_6_0/changes/Changes.html>
>>
>>
>> Note: The Apache Software Foundation uses an extensive mirroring network
>> for
>>
>> distributing releases. It is possible that the mirror you are using may
>> not have
>>
>> replicated the release yet. If that is the case, please try another mirror.
>>
>> This also applies to Maven access.
>>
>
