Robert Hodges

Deleting a CHI resource may leave debris from replicated tables in [Zoo]Keeper that requires later cleanup

4

If you delete a CHI cluster that has replicated tables, [Zoo]Keeper metadata is not cleaned up when the replica(s) are deleted. This leads to errors like the following if you...

ClickHouse Operator leaves orphan S3 files when scaling down replicas that use S3-backed MergeTree

3

When scaling down replicas clickhouse-operator does not ensure that S3 files that back MergeTree tables are fully deleted. This results in orphan files in the S3 bucket. This behavior was...

Provide the ability to add custom health checks that precede and follow ClickHouse reconfiguration/upgrade

5

We had a recent discussion with a user who has the following use case. They have an operator that watches for replication lag on ClickHouse and only schedules upgrade when...

**Is your feature request related to a problem? Please describe.** As Iceberg adoption increases we need tooling to copy data quickly from MergeTree tables into Iceberg for side-by-side testing. ClickHouse...

**Is your feature request related to a problem? Please describe.** If you downsize a swarm cluster while queries are running, queries will fail due nodes shutting down mid-query. The query...

Stack trace when using Antalya build against Glue server behind REST proxy.

2

**Describe the bug** (Opened from description provided by @Daesgar ) I have setup a rest proxy for Glue catalog to use the Iceberg database engine and use the same table,...

Here's the current Project Antalya roadmap for 2025. This year the principal focus is adapting ClickHouse to use Iceberg as shared object storage and adding separation of storage and compute....

Swarm queries fail with `Cannot find manifest file for data file` error

3

**Describe the bug** Swarm queries fail on to a problem accessing manifest data. The same query works on the initiator. This appears to be due to some sort of corruption...

INSERT ... SELECT to S3 Parquet output format does not always preserve the sort order.

4

**Describe the bug** Under circumstances that are not fully clear a command like the following generates Parquet files whose rows are not sorted within row groups. ``` INSERT INTO FUNCTION...

**Is your feature request related to a problem? Please describe.** ClickHouse supports AES encryption and decryption using the encrypt and decrypt functions. We need to support these functions when data...