fixes #1952

db/migrate/20130914175431_change_tag_subscription_tag_query_delimiter.rb

@@ -0,0 +1,8 @@
+class ChangeTagSubscriptionTagQueryDelimiter < ActiveRecord::Migration
+  def change
+    execute "set statement_timeout = 0"
+    TagSubscription.find_each do |tag_subscription|
+      tag_subscription.update_column(:tag_query, tag_subscription.tag_query.scan(/\S+/).join("\n"))
+    end
+  end
+end