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Trouble with ClickHouse instead

2 posts from 2 people2d activeSteady, +1 this weekunverified

Posts per day

Posts per day2 posts, Oct 13 to Oct 28

The posts behind it

GitHub issuesClickHouse/ClickHouse · MicroMiloOct 26

Docs: uniqTheta set-operation functions list UInt64 instead of their sketch return type

### Describe the issue The generated function reference currently lists `UInt64` as the returned type for `uniqThetaUnion`, `uniqThetaIntersect`, and `uniqThetaNot`, while the same entries and the dedicated manual page say that these functions return a new `uniqThetaSketch`: -...

GitHub issuesClickHouse/ClickHouse · adjust-petrovOct 13

Default value instead of exception in insert...select

...response_ ### Related issues and pull requests _No response_ ### Additional context As a workaround I found that somehow setting `insert_null_as_default` to 0, which defaults to 1, fixes the issue

3 replies

Companies and products named

2 posts
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About this problem

Evidence

2 posts from 2 people in 1 place, about 1 a week over 14 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 "instead". First post Oct 13, 2026, latest Oct 26, 2026. Unverified: fewer than 3 posts, or one person or place only. Method

Other ClickHouse problems

ClickHouse users keep filing bugs

Top post: "Tighten seccomp policy for optional kernel interfaces", one of 35 posts from 13 people on GitHub issues.

Trouble with ClickHouse table

Top post: "`SYSTEM RESTORE REPLICA` on a second replica over-bumps the table `metadata` znode version; every later", one of 7 posts from 5 people on GitHub issues.

ClickHouse upgrades break working setups

23 posts from 14 people on GitHub issues.

ClickHouse costs outgrow the value it gives

9 posts from 3 people on GitHub issues.

Trouble with ClickHouse database

Top post: "`DROP NAMED COLLECTION` succeeds while a database uses the collection, and the server then fails to start", one of 6 posts from 2 people on GitHub issues.

Experiments on ClickHouse are hard to reproduce and track

7 posts from 1 person on GitHub issues. Unverified.

ClickHouse error messages are cryptic

5 posts from 3 people on GitHub issues.

Trouble with ClickHouse read

Top post: "ORC: a corrupt PostScript `metadata_length` makes ORC predicate pushdown read `stripe_stats` out of bounds,", one of 4 posts from 4 people on GitHub issues.

Trouble with ClickHouse join

Top post: "Explicit grace_hash now spills at max_bytes_ratio_before_external_join = 0.5 although the build side fits in", one of 4 posts from 3 people on GitHub issues.

Trouble with ClickHouse name

Top post: "SIGSEGV reading a `7z` archive entry without a name", one of 3 posts from 2 people on GitHub issues.

ClickHouse rate limits and usage caps block work

3 posts from 3 people on GitHub issues.

Trouble with ClickHouse return

Top post: "Docs: h3GetResolution incorrectly says invalid indexes return a random value", one of 3 posts from 3 people on GitHub issues.

History

First seen with 2 posts; the top post now: "Default value instead of exception in insert...select".

Oct 28, 2026