Percona Migrator: an ActiveRecord adapter for online MySQL migrations

Presentation of https://github.com/redbooth/percona_migrator in Barcelona's MySQL meetup

Transcript

1. Percona Migrator Active Record Adapter for online MySQL Migrations
2. @prez_pau Backend developer at Redbooth and doing stuff with relational databases
3. What’s Percona Migrator?
4. ❤ to the users
5. to developers
6. migrations for apps but with steroids
7. respectful with the database
8. by default!
9. No need to learn a new DSL
10. to customers
11. Does not affect the database’s functioning
12. downtime
13. How does it do that?
14. from the folks at Percona pt-online-schema-change
18. With dynamic copy chunks replica lag monitoring load monitoring ...
19. The glue: An ActiveRecord connection adapter
23. OK, but show me
25. Breaking news!
26. Breaking news! There will be a rename
27. departure? some migrating animal? stork, caribou, etc.
28. bird, db_bird, angry_bird, paharoo?
29. please, help us! redbooth/percona_migrator issues/43
30. Do you want to know more? blog post
31. Q&A