Add proxy_path support for ClickHouse Connections

[maruthgoyal]

📝 Summary

Adds support for the proxy_path option for the ClickHouse client. This is useful if you have something like your-database.com/something

Closes #

🔍 Description of Changes

📋 Checklist

• I have read the contributor guidelines.
• For large changes, or changes that affect the public API: this change was discussed or approved through an issue, on Discord, or the community discussions (Please provide a link if applicable).
• Tests have been added for the changes made.
• Documentation has been updated where applicable, including docstrings for API changes.
• Pull request title is a good summary of the changes - it will be used in the release notes.

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Project	Deployment	Actions	Updated (UTC)
marimo-docs	Ready	Preview, Comment	Feb 5, 2026 4:48am

[github-actions]

All contributors have signed the CLA ✍️ ✅
_{Posted by the CLA Assistant Lite bot.}

[maruthgoyal]

Tested this locally and was able to connect to and query a ClickHouse instance behind a proxy

[maruthgoyal]

I have read the CLA Document and I hereby sign the CLA

[Light2Dark]

this looks good, thank you!

[github-actions]

🚀 Development release published. You may be able to view the changes at https://marimo.app?v=0.19.8-dev32