Release 382 (25 May 2022)#
General#
Add support for fault-tolerant execution with exchange spooling on Google Cloud Storage. (#12360)
Drop support for exchange spooling on S3 with for the legacy schemes
s3n://
ands3a://
. (#12360)Improve join performance when one side of the join is small. (#12257)
Fix potential query failures due to
EXCEEDED_TASK_DESCRIPTOR_STORAGE_CAPACITY
errors with task-based fault-tolerant execution. (#12478)
BigQuery connector#
Add support for using BigQuery’s cached query results. This can be enabled using the
bigquery.query-results-cache.enabled
configuration property. (#12408)Support reading wildcard tables. (#4124)
Delta Lake connector#
Hive connector#
Add support for disabling partition caching in the Hive metastore with the
hive.metastore-cache.cache-partitions
catalog configuration property. (#12343)Fix potential query failure when metastore caching is enabled. (#12513)
Fix query failure when a transactional table contains a column named
operation
,originalTransaction
,bucket
,rowId
,row
, orcurrentTransaction
. (#12401)Fix
sync_partition_metadata
procedure failure when table has a large number of partitions. (#12525)
Iceberg connector#
Support updating Iceberg table partitioning using
ALTER TABLE ... SET PROPERTIES
. (#12174)Improves the performance of queries using equality and
IN
predicates when reading ORC data that contains Bloom filters. (#11732)Rename the
delete_orphan_files
table procedure toremove_orphan_files
. (#12468)Improve query performance of reads after
DELETE
removes all rows from a file. (#12197)
MySQL connector#
Improve
INSERT
performance. (#12411)
Oracle connector#
Improve
INSERT
performance when data includesNULL
values. (#12400)
PostgreSQL connector#
Improve
INSERT
performance. (#12417)
Prometheus connector#
Add support for Basic authentication. (#12302)
SPI#
Change
ConnectorTableFunction
into an interface and addAbstractConnectorTableFunction
class as the base implementation of table functions. (#12531)