Problemsby IbisTrouble with ClickHouse name
Databases4 posts from 4 people3d active+11 post in the last 7 days, 1 the 7 days before (steady)
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The posts behind it
4, newest firstSIGSEGV reading a `7z` archive entry without a name### Describe what's wrong - A `SELECT` from a 7z archive whose entry has no name crashes the server with SIGSEGV. - Trigger: `file('x.7z :: a')`, `s3('.../x.7z :: a')` or `file('x.7z :: *')` on a 43-byte archive with an unnamed entry. - Expected rows or `CANNOT_UNPACK_ARCHIVE`;...ClickHouse/ClickHouse · clickgapai2 repliesOpen ↗A database `SETTINGS unknown_name = DEFAULT` is accepted and stored### Describe what's wrong `CREATE DATABASE ... SETTINGS` rejects an unknown setting written as `name = value` (`UNKNOWN_SETTING`), but accepts the same name written as `name = DEFAULT`, and stores it in the database's definition, where it stays after a restart. A typo in a reset...ClickHouse/ClickHouse · buggins2 repliesOpen ↗RESTORE fails with FUNCTION_ALREADY_EXISTS when a backup contains a UDF whose name is a built-in in the restoring version## Description A backup taken on a version where `CREATE FUNCTION ` was legal cannot be restored on a version that has since registered ` ` as a built-in. Restoring `system.functions` throws and the **entire** RESTORE fails, so none of the tables are restored. ## Repro 1. On...ClickHouse/ClickHouse · rahulmalik87Open ↗clickhouse local: table/dictionary names longer than NAME_MAX raise std::filesystem_error (code 1001) instead of UNKNOWN_TABLEIn `clickhouse local`, any query naming a table or dictionary with more than 255 bytes in its name fails with `std::filesystem_error` (`Code 1001 (STD_EXCEPTION)`) instead of a normal `UNKNOWN_TABLE` / "Dictionary not found". The default database in `clickhouse local` overlays...ClickHouse/ClickHouse · qoega2 repliesOpen ↗
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About this problem
Evidence
4 posts from 4 people in 1 place, about 1 a week over 25 days. Mostly on ClickHouse/ClickHouse. Tools named alongside: GitHub.
Frustration Frustration 0 of 3· Seen on GitHub issues
How it was grouped
Posts about ClickHouse with no known issue, sharing the word "name". First post Sep 21, 2026, latest Oct 15, 2026. Corroborated: 3 or more posts from 2 or more people or places. Method
Other ClickHouse problems
ClickHouse upgrades break working setupsTrouble with ClickHouse jsonClickHouse costs outgrow the value it givesClickHouse users keep filing bugsTrouble with ClickHouse columnTrouble with ClickHouse rowsExperiments on ClickHouse are hard to reproduce and trackTrouble with ClickHouse joinTrouble with ClickHouse readClickHouse error messages are crypticTrouble with ClickHouse constantTrouble with ClickHouse slower
History
rising to steady
Trouble with ClickHouse name (4 posts)