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Add TWIR 07.02.2025 (#445)
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---
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layout: post
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title: "Support joins in update_all for PG and SQLite and more"
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categories: news
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author: Wojtek
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og_image: assets/images/this-week-in-rails.png
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published: true
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date: 2025-02-07
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---
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Hi, [Wojtek](https://x.com/morgoth85) here presenting you this week's changes in the Rails codebase.
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[Clio joins the Rails Foundation](https://rubyonrails.org/2025/2/3/clio-joins-rails-foundation)
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We’re excited to welcome [Clio](https://www.clio.com/) as the newest Contributing Member of the Rails Foundation.
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[Support joins in update_all for Postgresql and SQlite](https://github.com/rails/rails/pull/53950)
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Previously when generating update queries with one or more JOIN clauses,
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Active Record would use a sub query which would prevent to reference the joined
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tables in the *SET* clause, for instance:
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```ruby
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Comment.joins(:post).update_all("title = posts.title")
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```
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This is now supported as long as the relation doesn't also use a *LIMIT*, *ORDER* or *GROUP BY* clause. This was supported by the MySQL adapter for a long time.
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[Rate limit password resets in auth generator](https://github.com/rails/rails/pull/54442)
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This helps mitigate abuse from attackers spamming the password reset form.
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[Enable statement-cached queries to be retryable](https://github.com/rails/rails/pull/54436)
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Enable automatically retrying idempotent association queries on connection errors.
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[Add allow_retry to sql.active_record](https://github.com/rails/rails/pull/54454)
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This enables identifying queries which queries are automatically retryable on connection errors.
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[Migrate multiple DBs with pending migration action](https://github.com/rails/rails/pull/54456)
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Fix migrating multiple databases with *ActiveRecord::PendingMigration* action.
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[Speed up Docker build](https://github.com/rails/rails/pull/54428)
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By removing recursive *chown* command in the default Dockerfile template, docker build should now be a bit faster.
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_You can view the whole list of changes [here](https://github.com/rails/rails/compare/@%7B2025-01-31%7D...main@%7B2025-02-07%7D)._
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_We had [19 contributors](https://contributors.rubyonrails.org/contributors/in-time-window/20250131-20250207) to the Rails codebase this past week!_
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Until next time!
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_[Subscribe](https://world.hey.com/this.week.in.rails) to get these updates mailed to you._

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