Topics tagged migrations

Topic	Replies	Views	Activity
MySQL migrations can't do zero-downtime column changes without raw SQL rubyonrails-core feature , activerecord , migrations	0	29	March 12, 2026
I am trying to migrate the rails application from version 6.0.6 to 7.2.0 incrementally. Also parallelly migrating ruby from 2.6.7 to 7.2.0 Upgrade from 6.1 to 7.0 migrations	1	261	September 28, 2025
[Proposal] Extract table name normalization logic from Migration#method_missing rubyonrails-core migrations	0	176	June 7, 2025
Why does structure.sql use explicit schema_migrations entries, but schema.rb uses assumed migrated version? rubyonrails-core activerecord , migrations	1	208	June 6, 2025
Legacy migrations in a long-running Rails app rubyonrails-talk migrations	3	95	November 22, 2024
Migration goes wrong in production - all is good in development rubyonrails-talk migrations	5	173	November 13, 2024
Approaches to data migration on Rails applications rubyonrails-talk migrations	14	1744	September 27, 2024
Rails 7.1 "INSERT INTO "schema_migrations" (version) VALUES" sort order inside db/structure.sql rubyonrails-talk migrations	5	2523	August 13, 2024
Proposal - Output the migration code, after the generate has run. (Was issue #50095) rubyonrails-core feature , migrations	7	395	November 20, 2023
Safe-pg-migrations, ActiveRecord migrations for Postgres made safe rubyonrails-talk announcement , activerecord , migrations	5	889	July 7, 2023
"change_table bulk: true" by default rubyonrails-core activerecord , migrations	0	1159	July 6, 2023
[Proposal] Add rake task to update timestamp of an existing migration file rubyonrails-core migrations	2	625	December 2, 2022
Foreign keys are created with int instead bigint rubyonrails-talk activerecord , migrations	3	2762	May 25, 2022
Error message showed when tying to run generated migration for active_storage rubyonrails-talk activestorage , migrations	1	1497	October 31, 2021
Behaviour of rake db:prepare in environments where database is pre-created rubyonrails-talk patch , activerecord , migrations	0	1167	August 29, 2021
[Feature proposal] Adding callbacks to ActiveRecord migrator rubyonrails-core feature , migrations	2	625	May 3, 2021
Patterns for "data-only" Rails migrations A May Of WTFs migrations	21	6803	February 4, 2021
Db:schema vs db:structure A May Of WTFs migrations	5	3990	December 17, 2020
[Feature Proposal] Add method on ActiveRecord to safely deprecate attributes before dropping them rubyonrails-core feature , activerecord , migrations	5	2570	November 3, 2020
Why do generators let me make mistakes on column types? A May Of WTFs migrations	12	1675	June 10, 2020
Configuration option to skip migrations on secondary databses rubyonrails-core activerecord , migrations	0	1006	June 1, 2020
How can I set statement_timeout for an individual migration? rubyonrails-talk activerecord , migrations	0	2087	June 2, 2020
Loading the schema by running all migrations A May Of WTFs migrations	4	1286	May 25, 2020
Pending Migration Error usability concerns A May Of WTFs migrations	11	3740	May 23, 2020
Why does ActiveRecord still support class level migrations? A May Of WTFs migrations	3	782	May 22, 2020