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.