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ClickHouse® is a real-time analytics database management system

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Click House v26.7.15.52-stable

Click House: v26.7.15.52-stable Release

Release date:

September 26, 2026

Previous version:

v26.7.14.3-stable (released September 20, 2026)

Magnitude:

110 Diff Delta

Contributors:

10 total committers

Data confidence:

Commits:

41 Commits in this Release

Ordered by the degree to which they evolved the repo in this version.

Backport #114006 to 26.7: Reject a {database}/{table} substitution that is not a safe ZooKeeper path component

Authored September 21, 2026

Backport #114728 to 26.7: Text index: support '<string>%' and '%<string>' patterns for LIKE/ILIKE optimization

Authored September 23, 2026

Backport #119346 to 26.7: Bump `mongo-c-driver` to 2.5.4 and `mongo-cxx-driver` to r4.6.0

Authored September 21, 2026

Backport #119302 to 26.7: Revert "Revert "Proper partition pruning with dates""

Authored September 26, 2026

Backport #120764 to 26.7: Do not throw from `ReplxxLineReader` destructor when the terminal is gone

Authored September 21, 2026

Backport #121375 to 26.7: Use text and token skip indexes for IN with transform_null_in = 1 (Human alternative for #112785)

Authored September 25, 2026

Backport #118457 to 26.7: Fix Paimon incremental read failing with REPLICA_IS_ALREADY_ACTIVE after a Keeper session loss

Authored September 22, 2026

Backport #111287 to 26.7: Fix double free when finalizing -State aggregates under looping combinators

Authored September 25, 2026

Backport #117699 to 26.7: Reject the Detached serialization kind in data received from a client

Authored September 21, 2026

Backport #112501 to 26.7: Record the storage column type when a mutation rewrites the whole part

Authored September 22, 2026

Backport #121544 to 26.7: Cast Delta Lake partition columns to the declared type

Authored September 23, 2026

Fix a bug that MySQL/Postgres queries may run in an expired session

Authored September 23, 2026

Backport #120972 to 26.7: MySQL dictionary source: accept `enable_local_infile` only in the configuration file

Authored September 25, 2026

Backport #111953 to 26.7: Fix the flaky pre-PAUSE checkpoint in test_pause_stops_after_current_batch

Authored September 25, 2026

Build the new `ColumnBLOB` gtest against the 26.7 `ColumnBLOB` API

Authored September 22, 2026

Backport #119585 to 26.7: Detach a patch part whose index lost its content to a zeroed block

Authored September 25, 2026

Backport #120245 to 26.7: Fix wrong count() after a metadata-only MODIFY COLUMN to Nullable

Authored September 21, 2026

Backport #120713 to 26.7: Add a setting to disable reading through the executable table function and Executable/ExecutablePool tables

Authored September 22, 2026

Backport #118360 to 26.7: Require the local privilege for KILL and SYSTEM statements over ON CLUSTER

Authored September 24, 2026

Report a plausible out-of-range Date32 as a range error and anything else as unparsable, as master does

Authored September 22, 2026

Backport #121424 to 26.7: Disable the AI function per-query quotas by default

Authored September 24, 2026

Backport #115693 to 26.7: Do not assert scan-progress values decided by an async race in test_early_return_limit

Authored September 25, 2026

Backport #117421 to 26.7: Fix SQL injection through identifiers when inserting into a SQLite table

Authored September 24, 2026

Update autogenerated version to 26.7.14.3 and contributors

Authored September 25, 2026

Backport #121559 to 26.7: keeper: change request queue push timeout

Authored September 23, 2026

Backport #121134 to 26.7: Skip `Alias` tables in a database-wide `TRUNCATE`

Authored September 22, 2026

Fix the 26.7 build of gtest_rest_catalog

Authored September 21, 2026

Fix 05237_delta_lake_legacy_partition_column_type in 26.7

Authored September 23, 2026

Filter TTLDropMerge out of 03737 algorithm checks

Authored September 24, 2026

Backport #119686 to 26.7: Fix flaky `01780_column_sparse`: order the `arrayFilter` result before limiting it

Authored September 25, 2026

Backport #121894 to 26.7: Fix a server crash when the flameGraph aggregate function is constructed without a query context

Authored September 25, 2026

Backport #120036 to 26.7: Fix silent truncation at `LimitReadBuffer` limits and the multipart form budget

Authored September 25, 2026

Strip the `FixedString` padding of an `IN` set element before tokenizing it

Authored September 25, 2026

Backport #120230 to 26.7: Fix a Redis full scan dropping rows, and an out-of-range access on a malformed MGET reply

Authored September 22, 2026

Drop the 05019 cases that need the 26.8 numeric readers

Authored September 22, 2026

Update 05229_text_index_local_postings_cache_no_rebuilds.sql

Authored September 21, 2026

Backport #115991 to 26.7: Validate the Keeper path when converting a table with ATTACH AS REPLICATED

Authored September 21, 2026

Backport #121325 to 26.7: Bump `cctz` from 2026c to 2026d

Authored September 23, 2026

Backport #120202 to 26.7: Retry `poll` on `EINTR` in the vendored `nats-io` client

Authored September 21, 2026

Backport #121474 to 26.7: Hide the password of a cluster-name `remote()` call in the query log

Authored September 22, 2026

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Top Contributors in v26.7.15.52-stable

robot-clickhouse

ahmadov

rschu1ze

KochetovNicolai

yariks5s

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