Release 0.97

General Changes

  • The queueing policy in Presto may now be injected.

  • Speed up detection of ASCII strings in implementation of LIKE operator.

  • Fix NullPointerException when metadata-based query optimization is enabled.

  • Fix possible infinite loop when decompressing ORC data.

  • Fix an issue where NOT clause was being ignored in NOT BETWEEN predicates.

  • Fix a planning issue in queries that use SELECT *, window functions and implicit coercions.

  • Fix scheduler deadlock for queries with a UNION between VALUES and SELECT.

Hive Changes

  • Fix decoding of STRUCT type from Parquet files.

  • Speed up decoding of ORC files with very small stripes.