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-period
configuration property. (#14256)Fix query failure for
MERGE
queries whentask_writer_count
is 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 theraw_query
table function. Legacy behavior can be re-enabled with theelasticsearch.legacy-pass-through-query.enabled
configuration property. (#14015)
Hive connector#
Add support for partitioned views when legacy mode for view translation is enabled. (#14028)
Extend the
flush_metadata_cache
procedure 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
timestamp
type. (#10199)
SPI#
Extend
ConnectorMetadata.getStatisticsCollectionMetadata
to allow the connector to request the computation of any aggregation function during stats collection. (#14233)