Elasticsearch for Apache Hadoop version 8.0.0-rc2edit

Breaking changesedit

  • Deprecate support for Spark 1.x, Scala 2.10 on Spark 2.x, Hadoop 1, Pig, and Storm #1845

Enhancementsedit

Build
  • Get rid of direct cross-project dependencies to avoid gradle warnings #1868
Core
  • Avoid failure when using frozen indices #1842

Bug fixesedit

Core
  • Fix support for empty and null arrays #1827
MapReduce
  • Fix docsReceived counter #1840
REST
  • Check for invalid characters in X-Opaque-ID headers #1873