Roll back a specific migration without rolling back other migrations

ruby-on-rails database command-line migration

You can use rake db:migrate:down VERSION=xxxxx where xxx is your migration version number for more see this

ruby-on-rails database command-line migration

rake db:migrate:down VERSION=20140804301246

ruby-on-rails database command-line migration

You can specify your Migration file version number to rollback that Migration.

You can achieve it by either of these

rake db:migrate:down VERSION=your_file_version

rake db:rollback:up VERSION=your_file_version

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