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Confusing BAD_TYPE_OF_FIELD error

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

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

unexpected behaviour

Status: Open.

#87695 In ClickHouse/ClickHouse;

· PedroTadim opened on Sep 26, 2025

<code>delta_lake_snapshot_version</code> persists after query

comp-datalakeIssues related to iceberg, delta lake and all the catalog integrations.Issues related to iceberg, delta lake and all the catalog integrations.

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

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

unexpected behaviour

Status: Open.

#87676 In ClickHouse/ClickHouse;

· PedroTadim opened on Sep 26, 2025

Bad conversion from int to Date32

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

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

unexpected behaviour

Status: Open.

#86799 In ClickHouse/ClickHouse;

· PedroTadim opened on Sep 8, 2025

Confusing error on Iceberg table insert

comp-datalakeIssues related to iceberg, delta lake and all the catalog integrations.Issues related to iceberg, delta lake and all the catalog integrations.

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

unexpected behaviour

Status: Open.

#86777 In ClickHouse/ClickHouse;

· PedroTadim opened on Sep 6, 2025

DeltaLake table missing error on truncate

comp-datalakeIssues related to iceberg, delta lake and all the catalog integrations.Issues related to iceberg, delta lake and all the catalog integrations.

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

unexpected behaviour

Status: Open.

#86604 In ClickHouse/ClickHouse;

· PedroTadim opened on Sep 3, 2025

Strange error when mixing S3 catalogs

comp-datalakeIssues related to iceberg, delta lake and all the catalog integrations.Issues related to iceberg, delta lake and all the catalog integrations.

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

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

unexpected behaviour

Status: Open.

#85021 In ClickHouse/ClickHouse;

· PedroTadim opened on Aug 4, 2025

Strange error message while parsing JSONCompactEachRow data

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

unexpected behaviour

Status: Open.

#83832 In ClickHouse/ClickHouse;

· PedroTadim opened on Jul 16, 2025

JSONCompactStringsEachRow format with NULL string

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

unexpected behaviour

Status: Open.

#83782 In ClickHouse/ClickHouse;

· PedroTadim opened on Jul 15, 2025

cramersV and contingency aggregates not scaling well with window functions

performance

unexpected behaviour

Status: Open.

#83521 In ClickHouse/ClickHouse;

· PedroTadim opened on Jul 9, 2025

Support subcolumns in PARTITION BY

unexpected behaviour

Status: Open.

#83406 In ClickHouse/ClickHouse;

· PedroTadim opened on Jul 7, 2025

.null column not found in block

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

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

unexpected behaviour

Status: Open.

#81911 In ClickHouse/ClickHouse;

· PedroTadim opened on Jun 16, 2025

MULTIPLE_EXPRESSIONS_FOR_ALIAS error when function is called inside a default expression

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

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

unexpected behaviour

Status: Open.

#81194 In ClickHouse/ClickHouse;

· PedroTadim opened on Jun 3, 2025