To install YTsaurus Server 25.1.0 update the k8s-operator to version 0.25.0.

YTsaurus 25.1.0 released
See some key updates
July 28, 2025
YTsaurus 25.1.0 is out. For more details please refer to release notes.
API
- Enhancement of operations/jobs API.
- Introduced requests memory tracking in HTTP proxies.
Compute
- Implemented permission validation for operations using access control objects.
- Gang-operations gone production. Gang-operations represent a special scheduling mode of vanilla-operations, particularly useful for distributed ML-model training.
- Introduced PatchSpec API to modify operation spec at runtime.
- [experimental] Remote copy scheduler now considers inter-cluster bandwidth limits.
- Introduced job shell for CRI-based job environments.
Storage
- Supported
decimal256
type. - Supported non-materialized computed column evaluation in static tables.
Query language features
- Added
allow_async_replica
hint to QL table descriptors to enable fallback to async replicas in selects. - Timestamp functions in QL now support localtime and use lookup tables for better performance.
- QL
AVG
function now supports doubles and unsigned integers. - Functions
list_contains
andlist_has_intersection
in QL now support strongly typed composite values and nulls. EXPLAIN
query now works with replicated tables.
Dynamic tables
- Implemented gradual global compaction (“chunk reincarnation”) for dynamic tables.
- Supported remote copy for dynamic tables with hunk chunks.
Default values
- Changed default read format to scan for dynamic tables.
- Enabled versioned remote copy by default.
- Enabled remote copy of hunk chunks by default.
- Enabled two-random-choices allocation strategy for write targets by default.
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