Release 398 (28 Sep 2022)#
General#
- Add Hudi connector. (#10228) 
- Add metrics for the execution time of filters and projections to - EXPLAIN ANALYZE VERBOSE. (#14135)
- Show local cost estimates when using - EXPLAIN. (#14268)
- Fix timeouts happening too early because of improper handling of the - node-scheduler.allowed-no-matching-node-periodconfiguration property. (#14256)
- Fix query failure for - MERGEqueries when- task_writer_countis greater than one. (#14306)
Accumulo connector#
BigQuery connector#
ClickHouse connector#
- Upgrade minimum required Clickhouse version to 21.8. (#14112) 
Delta Lake connector#
- Improve performance when reading Parquet files for queries with predicates. (#14247) 
Elasticsearch connector#
- Deprecate support for query pass-through using the special - <index>$query:<es-query>dynamic tables in favor of the- raw_querytable function. Legacy behavior can be re-enabled with the- elasticsearch.legacy-pass-through-query.enabledconfiguration property. (#14015)
Hive connector#
- Add support for partitioned views when legacy mode for view translation is enabled. (#14028) 
- Extend the - flush_metadata_cacheprocedure to be able to flush table-related caches instead of only partition-related caches. (#14219)
- Improve performance when reading Parquet files for queries with predicates. (#14247) 
Iceberg connector#
Pinot connector#
- Add support for the - timestamptype. (#10199)
SPI#
- Extend - ConnectorMetadata.getStatisticsCollectionMetadatato allow the connector to request the computation of any aggregation function during stats collection. (#14233)