Delta Lake upgrades break working setups

2 posts from 2 people2d activeSteady, +1 this weekunverified

Posts per day2 posts, Sep 1 to Nov 9

The posts behind it

GitHub issuesClickHouse/ClickHouse · groeneaiNov 4

Delta Lake: reading a table whose columns are all partition columns fails the assertion '!to_list.empty()'

## Describe what's wrong Reading a Delta table whose remaining columns are all partition columns aborts a debug or sanitizer server with `Logical error: '!to_list.empty()'` in `DeltaLake::ExpressionVisitorData::moveList`. Spark produces such a table when `DROP COLUMN` (column...

3 replies

GitHub issuesdelta-io/delta · SauronShepherdSep 1

S3 log stores may leave output streams open when action writing fails

## Summary Both S3SingleDriverLogStore implementations close their output streams only after the action-writing loop succeeds. If iterator traversal or stream writing fails, the stream can remain open. ## Impact Repeated write failures can retain file descriptors and underlying...

Companies and products named

Delta Lake

2 posts

ClickHouse

1 post

GitHub

1 post

About this problem

Evidence

2 posts from 2 people in 2 places, about 1 a week over 65 days. Mostly on delta-io/delta, ClickHouse/ClickHouse. Tools named alongside: ClickHouse, GitHub.

Frustration Frustration 0 of 3· Seen on GitHub issues

How it was grouped

Posts that state a pain and match the "breaking-changes" rule about Delta Lake. First post Sep 1, 2026, latest Nov 4, 2026. Unverified: fewer than 3 posts, or one person or place only. Method

The same problem elsewhere