haskell-beam/beam

Resurrecting the MySQL backend

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#822 opened on Jul 17, 2026

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enhancementhelp wanted

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Description

MySQL remains a serious choice over Postgres in many domains. We should support it. There exists a beam-mysql, but it is unmaintained. beam-mysql is based on mysql, which is also unmaintained.

We should:

I'm a little oversubscribed at the moment, but I'm happy to review pull requests!

Contributor guide

Research direction
Review the existing beam mysql codebase from the linked repository, understand its integration with the beam library, then import the code into this repository and switch the MySQL driver from mysql to mysql haskell.
Tech stack
mysqlsql
Domain
backenddatabase
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Git
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70