25.x Release Notes
Releases are listed in reverse order, starting with the latest release of Dremio 25.x.
25.2.12 (May 2025) Enterprise
Improvements and Issues Fixed
General Updates
- Fixed a memory leak on the coordinator when queries using Arrow Flight are canceled. DX-102833
25.2.11 (May 2025) Enterprise
Improvements and Issues Fixed
General Updates
-
Fixed an issue where duplicate upstream refreshes could happen when refreshing a Reflection that scans the upstream table multiple times.
DX-102260 -
Fixed an issue where Reflections based on views containing deeply nested expressions might not be able to be used even if the refresh job succeeded.
DX-93284 -
Fixed an issue where some Reflections were not accelerating SQL client queries but were accelerating Dremio UI queries.
DX-97572 -
Fixed an array index out of bound issue with query planning for views that do not project
ORDER BY
columns.DX-99095 -
Previously, users couldn't create a new tab because they had hidden/orphaned up to 1000 scripts. Users should now be able to add tabs as expected and not have hidden/orphaned unsaved scripts.
DX-103534 -
Fixed an issue that caused the execution of a script to fail with the "No queries found" error when the user has the
VIEW
privilege.DX-102553 -
Fixed the issue where large case expressions were causing the planner to hang.
DX-101299
SQL
-
Fixed an issue with
REFRESH METADATA FOR PARTITIONS
for transactional Hive tables.DX-102376 -
Fixed an issue where queries against tables with equality deletes could fail if the fields used in the deletes had capital letters.
DX-103866 -
Fixed an issue where a query containing
ORDER BY ... LIMIT ...
failed when using more than 500 million in theLIMIT
clause.DX-103907 -
Fixed an issue where tables with the same name in different folders would throw an error when added to the include / exclude list for
VACUUM CATALOG
queries.DX-103559
25.2.10 (May 2025) Enterprise
Improvements and Issues Fixed
General Updates
-
Resolved an issue with row count estimates in Delta Lake tables that could lead to suboptimal query plans.
DX-103030 -
Fixed a
NullPointerException
(NPE) with handling of unset engine name field that can sometimes leave jobs in a non-terminal state after a coordinator restart.DX-101519 -
Fixed an
IllegalStateException
for certain queries with rollup aggregations.DX-101395 -
Fixed an issue where an
OversizedAllocationException
could occur for collections of variable-length values due to unnecessary data buffer reallocations.DX-103035 -
Removed a schema parameter from the Snowflake source definition.
DX-100555 -
Fixed time travel on Unity and Snowflake Catalogs by resolving timestamp-based requests via updated snapshot provider logic.
DX-98200 -
Fixed an issue that could cause Gandiva-related crashes due to stack space corruption.
DX-90468
SQL
-
Fixed an issue that could cause a NPE when querying
INFORMATION_SCHEMA.SCHEMATA
.DX-103489 -
Fixed an issue in the
VACUUM CATALOG
SQL command where live manifest files with the s3a scheme were incorrectly deleted.DX-103051 -
Fixed an issue where adding more than one item to the
EXCLUDE
list, without specifying the reference, for theVACUUM CATALOG
SQL command would show a syntax error in the Dremio console.DX-102938 -
Added an option to whitelist tables for the
VACUUM CATALOG
SQL command using theINCLUDE
option.DX-102711