Release 369-e STS (1 Feb 2022)#
Starburst Enterprise platform (SEP) 369-e is the follow up release to the 368-e version. It includes all improvements from the following Trino project releases:
This release is a short term support (STS) release.
You need to adjust your configuration for the following Trino changes:
Remove distinction between system and user memory. This simplifies cluster configuration. The configuration property
query.max-memory-per-nodeshould be used instead.
Remove unnecessary spilling configuration properties
Dynamic filtering causes a performance regression due to the new execution policy default of
phased. Affects all connectors with a defined
connection-urlcatalog property to use a JDBC driver to connect to the data source. Change to the prior default with
query.execution-policy=all-at-once. A fix for the regression is part of the upcoming 370-e release.
Skip pre-aggregate rule on non-sum aggregation with non-null default to avoid incorrect
(NULL)result when data is present.
Add built-in access control as experimental feature.
Add Immuta access control as experimental feature.
Remove memory leak occurrences.
Delta Lake connector#
Add support for writing to Delta Lake table created by Databricks Runtime version 9.1. Some table features like Generated Columns are not supported.
Prevent data loss during
DROP SCHEMAwhen the schema location contains files that are not part of existing tables.
Improve SELECT performance on partitioned tables after
ALTER TABLE .. EXECUTE OPTIMIZE, by creating more optimal file sizes during the table optimization.
Add support for OAuth 2.0 JWT authentication
SingleStore (MemSQL) connector#
Add support for Kerberos authentication
Fix writing incorrect date <= 1582-10-14