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Too long exception message when a constraint is violated

unexpected behaviour

Status: Open.

#87032 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Sep 12, 2025

<code>clickhouse-local</code> creates ~500 threads in <code>BackgroundSchedulePool</code>

unexpected behaviour

Status: Open.

#85265 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Aug 8, 2025

Inconsistent command line options: clickhouse-client accepts settings with dashes (--max-threads) and underscores but clickhouse-benchmark accepts only with underscores (--max_threads)

easy taskGood for first contributorsGood for first contributors

unexpected behaviour

Status: Open.

#83687 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Jul 14, 2025

Out of range when inserting into a table with all columns either EPHEMERAL or MATERIALIZED

unexpected behaviour

Status: Open.

#81501 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Jun 7, 2025

Misleading error message about an unknown identifier

analyzerIssues and pull-requests related to new analyzerIssues and pull-requests related to new analyzer

unexpected behaviour

Status: Open.

#81127 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Jun 1, 2025

If ZooKeeper is unreachable, querying the <code>system.zookeeper</code> table never finishes

unexpected behaviour

Status: Open.

#80722 In ClickHouse/ClickHouse;

· alexey-milovidov opened on May 23, 2025

Some extra configuration from the command-line arguments are not applied for the server

unexpected behaviour

Status: Open.

#80294 In ClickHouse/ClickHouse;

· alexey-milovidov opened on May 16, 2025

With <code>send_logs_level</code> in <code>clickhouse-local</code>, logs are not printed in the presence of an exception.

unexpected behaviour

Status: Open.

#80087 In ClickHouse/ClickHouse;

· alexey-milovidov opened on May 12, 2025

<code>use_environment_credentials = false</code> does not work in the disk's inline configuration

unexpected behaviour

Status: Open.

#76650 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Feb 23, 2025

Wrong syntax and wrong formatting of CHECK GRANT CREATE DATABASE

unexpected behaviour

Status: Open.

#74414 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Jan 10, 2025

CPU and Memory metrics are not shown when I do INSERT SELECT

unexpected behaviour

Status: Open.

#73512 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Dec 18, 2024

Function <code>ntile</code> unexpectedly requires PARTITION BY

unexpected behaviour

Status: Open.

#67424 In ClickHouse/ClickHouse;

· alexey-milovidov opened on Jul 30, 2024