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Merge pull request #14048 from pcreux/better-error-message-db-migrate-down

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Add hint to error message of task db:migrate:down
This commit is contained in:
Carlos Antonio da Silva 2014-02-14 12:01:26 -02:00
commit cdda29051a
1 changed files with 1 additions and 1 deletions
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activerecord/lib/active_record/railties/databases.rake
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@ -75,7 +75,7 @@ db_namespace = namespace :db do
# desc 'Runs the "down" for a given migration VERSION.'
task :down => [:environment, :load_config] do
version = ENV['VERSION'] ? ENV['VERSION'].to_i : nil
raise 'VERSION is required' unless version
raise 'VERSION is required - To go down one migration, run db:rollback' unless version
ActiveRecord::Migrator.run(:down, ActiveRecord::Migrator.migrations_paths, version)
db_namespace['_dump'].invoke
end