THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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- 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 using 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.
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