activerecords for team and team_user

app/models/team.rb

@@ -0,0 +1,13 @@
+class Team < ApplicationRecord
+# == Schema Information
+#
+# Table name: teams
+#
+#  id                   :bigint(8)        not null, primary key
+#  name                 :string           not null
+#
+# Indexes
+#
+#  teams_name_idx                    (name) UNIQUE
+#
+end

app/models/team_user.rb

@@ -0,0 +1,20 @@
+# == Schema Information
+#
+# Table name: team_user
+#
+#  team_id    :bigint(8)        not null, primary key
+#  user_id    :bigint(8)        not null, primary key
+#
+# Indexes
+#
+#  team_id_user_id_unique  (team_id,user_id) UNIQUE
+#
+# Foreign Keys
+#
+#  team_id_fkey  (team_id => teams.id)
+#  user_id_fkey  (user_id => users.id)
+#
+class TeamUser < ApplicationRecord
+    belongs_to :team
+    belongs_to :user
+end

db/migrate/20251028201000_create_team.rb

@@ -0,0 +1,25 @@
+class CreateTeam < ActiveRecord::Migration[7.1]
+  def up
+    create_table :teams do |t|
+      t.bigint :workspace_id
+      t.string :name
+    end
+
+    add_index :teams, [:workspace_id, :name], unique: true
+
+    create_table :team_user, id: false do |t|
+      t.bigint :team_id, null: false
+      t.bigint :user_id, null: false
+    end
+
+    add_index :team_user, [:team_id, :user_id], unique: true
+
+    add_foreign_key :team_user, :teams, column: :team_id,  validate: false
+    add_foreign_key :team_user, :users, column: :user_id,  validate: false
+  end
+
+  def down
+    drop_table :team_user
+    drop_table :teams
+  end
+end