ADD some field to projects table

db/migrate/20191107034328_add_project_category_id_and_project_language_id_to_projects.rb

@@ -0,0 +1,11 @@
+class AddProjectCategoryIdAndProjectLanguageIdToProjects < ActiveRecord::Migration
+  def change
+    add_column :projects, :project_category_id, :integer
+    add_column :projects, :project_language_id, :integer
+
+    category = ProjectCategory.find_by_name '其他'
+    language = ProjectLanguage.find_by_name '未知'
+
+    Project.update_all({:project_category_id => category&.id, :project_language_id => language&.id})
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20191107032227) do
+ActiveRecord::Schema.define(:version => 20191107034328) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false
@@ -2069,6 +2069,8 @@ ActiveRecord::Schema.define(:version => 20191107032227) do
     t.text     "script"
     t.integer  "training_status",        :limit => 1, :default => 0
     t.string   "language"
+    t.integer  "project_category_id"
+    t.integer  "project_language_id"
   end
 
   add_index "projects", ["lft"], :name => "index_projects_on_lft"