ClickHouse/.github/ISSUE_TEMPLATE/85_bug-report.md

name	about	title	labels	assignees
Bug report	Wrong behavior (visible to users) in the official ClickHouse release.		potential bug

Please make sure that the version you're using is still supported (you can find the list here).

You have to provide the following information whenever possible.

Describe what's wrong

A clear and concise description of what works not as it is supposed to.

A link to reproducer in https://fiddle.clickhouse.com/.

Does it reproduce on recent release?

The list of releases

Enable crash reporting

Change "enabled" to true in "send_crash_reports" section in config.xml:

<send_crash_reports>
        <!-- Changing <enabled> to true allows sending crash reports to -->
        <!-- the ClickHouse core developers team via Sentry https://sentry.io -->
        <enabled>false</enabled>

How to reproduce

• Which ClickHouse server version to use
• Which interface to use, if matters
• Non-default settings, if any
• CREATE TABLE statements for all tables involved
• Sample data for all these tables, use clickhouse-obfuscator if necessary
• Queries to run that lead to unexpected result

Expected behavior

A clear and concise description of what you expected to happen.

Error message and/or stacktrace

If applicable, add screenshots to help explain your problem.

Additional context

Add any other context about the problem here.