zone and seat_table models

db/migrate/20170324135138_create_zones.rb

@@ -0,0 +1,9 @@
+class CreateZones < ActiveRecord::Migration[5.0]
+  def change
+    create_table :zones do |t|
+      t.string :name, :null => false
+      t.boolean :is_active, :default => true
+      t.timestamps
+    end
+  end
+end

db/migrate/20170324135335_create_seat_tables.rb

@@ -0,0 +1,15 @@
+class CreateSeatTables < ActiveRecord::Migration[5.0]
+  def change
+    create_table :seat_tables do |t|
+      t.references :zone, foreign_key: true
+      t.string :name, :null => false
+      t.integer :order_by
+      t.integer :no_of_seater, :null => false, :default => 2
+      t.string :table_type, :null => false, :default => "square"
+      t.float :position_x, :null => false, :default => 0.0
+      t.float :position_y, :null => false, :default => 0.0
+
+      t.timestamps
+    end
+  end
+end