11.135. Release 0.83
Raptor Changes
- Raptor now enables specifying the backup storage location. This feature is highly experimental.
- Fix the handling of shards not assigned to any node.
General Changes
- Fix resource leak in query queues.
- Fix NPE when writing null ARRAY/MAP to Hive.
- Fix json_array_get() to handle nested structures.
- Fix UNNEST on null collections.
- Fix a regression where queries that fail during parsing or analysis do not expire.
- Make JSON type comparable.
- Added an optimization for hash aggregations. This optimization is turned off by default.To turn it on, add optimizer.optimize-hash-generation=true to the coordinator config properties.
原文: https://prestodb.io/docs/current/release/release-0.83.html