diff --git a/app/models/board.rb b/app/models/board.rb
index 29e9728..8d52309 100644
--- a/app/models/board.rb
+++ b/app/models/board.rb
@@ -1,2 +1,3 @@
 class Board < ApplicationRecord
+  has_many :posts
 end
diff --git a/app/models/post.rb b/app/models/post.rb
index b2a8b46..5fb103b 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -1,2 +1,5 @@
 class Post < ApplicationRecord
+  belongs_to :board
+  has_many :replies, class_name: "Post", foreign_key: "parent_id"
+  belongs_to :parent, class_name: "Post", optional: true
 end
diff --git a/db/migrate/20231230205017_create_posts.rb b/db/migrate/20231230205017_create_posts.rb
index a2bad76..56bca8d 100644
--- a/db/migrate/20231230205017_create_posts.rb
+++ b/db/migrate/20231230205017_create_posts.rb
@@ -10,8 +10,6 @@ class CreatePosts < ActiveRecord::Migration[7.1]
       t.text :message
       t.text :message_formatted
       t.string :password
-      t.datetime :created_at
-      t.datetime :updated_at
       t.datetime :bumped_at
       t.datetime :deleted_at
 
diff --git a/db/schema.rb b/db/schema.rb
index e3d0914..4d627c9 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2023_12_30_203445) do
+ActiveRecord::Schema[7.1].define(version: 2023_12_30_205017) do
   create_table "boards", force: :cascade do |t|
     t.string "slug"
     t.string "name"
@@ -18,4 +18,20 @@ ActiveRecord::Schema[7.1].define(version: 2023_12_30_203445) do
     t.datetime "updated_at", null: false
   end
 
+  create_table "posts", force: :cascade do |t|
+    t.integer "board_id"
+    t.integer "parent_id"
+    t.integer "visible_id"
+    t.integer "reply_id"
+    t.string "name"
+    t.string "title"
+    t.text "message"
+    t.text "message_formatted"
+    t.string "password"
+    t.datetime "bumped_at"
+    t.datetime "deleted_at"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
 end