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Logical error: std::exception. Code: 1001, type: std::out_of_range, e.what() = vector in executeQueryImpl

testingSpecial issue with list of bugs found by CISpecial issue with list of bugs found by CI

Status: Open.

#80418 In ClickHouse/ClickHouse;

· amosbird opened on May 18, 2025

Sometimes ALTER cannot find a column in the table

potential bugTo be reviewed by developers and confirmed/rejected.To be reviewed by developers and confirmed/rejected.

Status: Open.

#80417 In ClickHouse/ClickHouse;

· alexey-milovidov opened on May 18, 2025

Cannot clone block with columns, because block ... has 2 columns, but 0 columns given

fuzzProblem found by one of the fuzzersProblem found by one of the fuzzers

Status: Open.

#80415 In ClickHouse/ClickHouse;

· alexey-milovidov opened on May 18, 2025

EXPLAIN SYNTAX should return a single multi-line record instead of many single-line records

usability

Status: Open.

#80410 In ClickHouse/ClickHouse;

· alexey-milovidov opened on May 18, 2025

<code>JSONCompactEachRow</code> input format should recognize the case when the data is wrapped into a single array

feature

warmup taskThe task for new ClickHouse team members. Low risk, moderate complexity, no urgency.The task for new ClickHouse team members. Low risk, moderate complexity, no urgency.

Status: Open.

#80408 In ClickHouse/ClickHouse;

· alexey-milovidov opened on May 18, 2025

An empty table INTERSECT with a large table consumes an unbounded amount of memory while it can be optimized.

performance

Status: Open.

#80392 In ClickHouse/ClickHouse;

· jinhui-lai opened on May 17, 2025

Metrics for Broken Disk and Logs when Disk Checker Enabled

feature

Status: Open.

#80390 In ClickHouse/ClickHouse;

· VicoWu opened on May 17, 2025

Chunk's/Pipeline lazy materialization of filter/sort/bucketing transforms

feature

Status: Open.

#80389 In ClickHouse/ClickHouse;

· UnamedRus opened on May 17, 2025

<code>clickhouse-client</code> should forward a line number of the shell script to the server with ClientInfo

usability

🍃 green ci 🌿Fixing flaky tests in CIFixing flaky tests in CI

Status: Open.

#80381 In ClickHouse/ClickHouse;

· alexey-milovidov opened on May 16, 2025

Crash when selecting from iceberg table with <code>iceberg</code> table function with partition pruning

comp-icebergIssues related to icebergIssues related to iceberg

crashCrash / segfault / abortCrash / segfault / abort

Status: Open.

#80379 In ClickHouse/ClickHouse;

· alsugiliazova opened on May 16, 2025

Aggregate function for filtering top k values for each index in arrays

feature

Status: Open.

#80378 In ClickHouse/ClickHouse;

· stephchi0 opened on May 16, 2025

Several <code>test_backup_restore_on_cluster</code> tests are broken

Status: Open.

#80359 In ClickHouse/ClickHouse;

· yariks5s opened on May 16, 2025