Release 383 (1 Jun 2022)#
Warning
This release has a regression that may cause queries to fail.
General#
Introduce
json_exists
,json_query
, andjson_value
JSON functions. (#9081)Add AWS IAM role support for exchange spooling on S3. (#12444)
Improve query performance by reducing worker-to-worker communication overhead. (#11289)
Improve performance and reduce memory usage of queries that contain aggregations. (#12336)
Improve performance of correlated queries involving distinct aggregations. (#12564)
Web UI#
Clarify format of cumulative user memory on query details page. (#12596)
Accumulo connector#
Fail creating a new table if a table comment is specified. Previously, the comment was ignored. (#12452)
BigQuery connector#
Cassandra connector#
ClickHouse connector#
Fix incorrect results for certain aggregation queries when aggregations are pushed down to the underlying database. (#12598)
Delta Lake connector#
Iceberg connector#
Kudu connector#
MariaDB connector#
Memory connector#
MySQL connector#
Oracle connector#
Phoenix connector#
PostgreSQL connector#
Raptor connector#
Redshift connector#
SingleStore (MemSQL) connector#
SQL Server connector#
SPI#
Allow limiting access to functions based on whether they are scalar, aggregation, window, or table functions. (#12544)