09 juin 2015

This Week in Elasticsearch and Apache Lucene: Algorithms that power Lucene and Elasticsearch

Par Leslie HawthornMichael McCandlessAlexander Reelsen (DE)

Welcome to This Week in Elasticsearch and Apache Lucene! With this weekly series, we're bringing you an update on all things Elasticsearch and Apache Lucene at Elastic, including the latest on commits, releases and other learning resources.

Top News

Elasticsearch Core

  • Bulk API: Allow null values in the bulk action/metadata line parameters (#11459, 2.0.0, 1.6.0)
  • Internal: Use the smallest version rather than the default version (#11475, 1.6.0)
  • Core: Reduce shard inactivity timeout to 5m (#11479, 2.0.0, 1.6.0)
  • Aggs: Allow aggregations_binary to build and parse (#11473, 2.0.0, 1.6.0, 1.5.3)
  • Aggs: Fix bug where moving_avg prediction keys are appended to previous prediction (#11465, 2.0.0)
  • Network: Default to binding to loopback address (#11483, 2.0.0)
  • Internal: Minimize the usage of guava classes in interfaces, return types, arguments (#11501, 2.0.0)
  • Transport: ClusterHealth shouldn't fail with "unexpected failure" if master steps down while waiting for events (#11493, 2.0.0, 1.6.0)
  • Dependencies: update maven-assembly-plugin to 2.5.5 (#11518, 2.0.0)
  • Snapshot/Restore: Blob store shouldn't try deleting the write.lock file at the end of the restore process (#11517, 2.0.0)
  • GatewayAllocator: reset rerouting flag after error (#11519, 2.0.0, 1.6.0)
  • Build: Don't shade core artifacts (#11522, 2.0.0)
  • Settings: Make prompt placeholders consistent with existing placeholders (#11514, 1.6.0)
  • Scripting: Execute Scripting Engine before searching for inner templates in template query (#11512, 2.0.0)
  • Plugins: deprecate addQuery methods that are going to be removed in 2.0 (#11532, 1.6.0)
  • Plugins: one single global way to register custom query parsers (#11481, 2.0.0)
  • Dependencies: use released lucene 5.2 jar (#11534, 2.0.0)
  • Recovery: Fix recovered translog ops stat counting when retrying a batch (#11536, 2.0.0)
  • Core: Improve exception message when shard has a partial commit (segments_N file) due to prior disk full (#11539, 1.6.0)
  • Core: Add node setting to send SegmentInfos debug output to System.out (#11546, 2.0.0, 1.6.0)
  • Suggest API: Deprecate filter option in PhraseSuggester collate (#11445, 1.6.0)
  • Core: Fail shard if search execution uncovers corruption (#11440, 2.0.0, 1.6.0)
  • Mapping: Refactor core index/query time properties into FieldType (#11422, 2.0.0)
  • Mapping: Added epoch date formats to configure parsing of unix dates (#11453, 2.0.0)
  • Snapshot/Restore: Sync up snapshot shard status on a master restart (#11450, 2.0.0, 1.6.0)
  • Settings: Require units for time and byte-sized settings, take 2 (#11437, 2.0.0)
  • Recovery: Restart recovery upon mapping changes during translog replay (#11363, 2.0.0)
  • IdsQueryBuilder: Allow to add a list in addition to array (#11409, 2.0.0)
  • Settings: Rename settings to prevent watcher clash (#11359, 2.0.0)
  • Internal: Allow ActionListener to be called on the network thread (#10573, 2.0.0, 1.6.0)
  • Snapshot/Restore: Improve snapshot creation and deletion performance on repositories with large number of snapshots (#8969, 2.0.0)
  • REST: Add all meta fields to the top level json document in search response (#8131, 2.0.0)

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