Merge pull request #6761 from jvanbaarsen/fixed-statemachine-warning

db/migrate/20140414131055_change_state_to_allow_empty_merge_request_diffs.rb

+class ChangeStateToAllowEmptyMergeRequestDiffs < ActiveRecord::Migration
+  def up
+    change_column :merge_request_diffs, :state, :string, null: true,
+                  default: nil
+  end
+
+  def down
+    change_column :merge_request_diffs, :state, :string, null: false,
+                  default: 'collected'
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20140407135544) do
+ActiveRecord::Schema.define(version: 20140414131055) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -109,10 +109,10 @@ ActiveRecord::Schema.define(version: 20140407135544) do
   add_index "keys", ["user_id"], name: "index_keys_on_user_id", using: :btree
 
   create_table "merge_request_diffs", force: true do |t|
-    t.string   "state",            default: "collected", null: false
+    t.string   "state"
     t.text     "st_commits"
     t.text     "st_diffs"
-    t.integer  "merge_request_id",                       null: false
+    t.integer  "merge_request_id", null: false
     t.datetime "created_at"
     t.datetime "updated_at"
   end