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Release 0.155

docs/src/main/sphinx/release/release-0.155.md

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Release 0.155

General

  • Fix incorrect results when queries contain multiple grouping sets that resolve to the same set.
  • Fix incorrect results when using map with IN predicates.
  • Fix compile failure for outer joins that have a complex join criteria.
  • Fix error messages for failures during commit.
  • Fix memory accounting for simple aggregation, top N and distinct queries. These queries may now report higher memory usage than before.
  • Reduce unnecessary memory usage of {func}map_agg, {func}multimap_agg and {func}map_union.
  • Make INCLUDING, EXCLUDING and PROPERTIES non-reserved keywords.
  • Remove support for the experimental feature to compute approximate queries based on sampled tables.
  • Properly account for time spent creating page source.
  • Various optimizations to reduce coordinator CPU usage.

Hive

  • Fix schema evolution support in new Parquet reader.
  • Fix NoClassDefFoundError when using Hadoop KMS.
  • Add support for Avro file format.
  • Always produce dictionary blocks for DWRF dictionary encoded streams.

SPI

  • Remove legacy connector API.