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ClickHouseยฎ is a real-time analytics database management system
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Click House v25.12.9.61-stable

Click House: v25.12.9.61-stable Release

Release date:
March 23, 2026
Previous version:
v25.12.8.9-stable (released February 27, 2026)
Magnitude:
246 Diff Delta
Contributors:
6 total committers
Data confidence:
Commits:
76 impacting commits

118 Features Released with v25.12.9.61-stable

Use `mongo-c-driver` 2.2.2
#98304
Fix `NOT_FOUND_COLUMN_IN_BLOCK` when text index predicate is referenced in SELECT
#99504
Fix implicit index compatibility when upgrading replicated tables from 25.10
#99392
Crash with old analyzer if JOIN and duplicated aliases
#96405
Add ProfileEvents for object storage listing/reading introspection
#99778
Fix reading subcolumns of ALIAS columns
#95408
Fix possible hung distributed queries when hostnames resolve to multiple addresses and a remote replica freezes
#94726
Fix row policy bypass via `loop` table function
#97682
Fix server crash when dropping a patch part after schema change
#99036
Fix Keeper data loss using Azure Blob Storage with s3_plain
#97987
do not retry DB::Exception in PocoHTTPClient
#98598
Fix incorrect seek in AsynchronousReadBufferFromFileDescriptor with O_DIRECT
#99678
Fix `SYSTEM START REPLICATED VIEW` not waking up the refresh task
#98797
Disallow dropping column when its subcolumns are used in other columns default/alias expressions and use analyzer for default expressions on alter drop column
#98569
Fix incorrect result of FINAL queries when mixing primary key and non primary key skip indexes
#98097
Fix direct read from text index with duplicate search queries
#93516
Attribute the thread of Iceberg Iterator to query thread group
#97832
Fix column rollback in StorageBuffer::appendBlock
#98551
Enforce READ ON FILE checks for scalar file() and DESCRIBE TABLE file().
#98115
Fix reading empty granules in advanced shared data in JSON
#97778
Fix reading of text index with lightweight deletes and row policies
#99661
Fix cross-user data leak in `system.asynchronous_inserts`
#100024
Allow `CAST(... AS Nullable(T))` monotonicity to enable read-in-order optimization and primary key pruning
#98482
Fix LOGICAL_ERROR due to patch parts column order mismatch
#99164
Increase retry count when updating ACL objects in Keeper
#98697
Fix logical error with datalakes tables iteration
#99739
Add QueryNonInternal metric to track non-internal concurrent queries.
#94284
Fix terminate on memory limit in `StringHashTable`
#100213
Fix ColumnFunction filter issue by implementing forEachSubcolumn methods
#95395
Return unknown filter result on non-built ColumnSet
#99112

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Top Contributors in v25.12.9.61-stable

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