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-rw-r--r--activerecord/lib/active_record/railties/databases.rake2
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake
index 9be734e88e..1d5c80bc01 100644
--- a/activerecord/lib/active_record/railties/databases.rake
+++ b/activerecord/lib/active_record/railties/databases.rake
@@ -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