update optimization

app/models/assigned_order_item.rb

@@ -8,7 +8,6 @@ class AssignedOrderItem < ApplicationRecord
   belongs_to :order_queue_station
 
   def self.assigned_order_item (order, item_code, instance_code, order_queue_station )
-    AssignedOrderItem.transaction do
       assigned_order_item = AssignedOrderItem.new()
       assigned_order_item.order = order
       assigned_order_item.item_code = item_code
@@ -17,7 +16,6 @@ class AssignedOrderItem < ApplicationRecord
       assigned_order_item.print_status = false
       assigned_order_item.delivery_status = false
       assigned_order_item.save!
-    end
   end
 
   def self.assigned_order_item_by_job(order_id)

app/models/order_queue_station.rb

@@ -207,7 +207,7 @@ class OrderQueueStation < ApplicationRecord
   private
   #Print order_items in 1 slip
   def print_slip(oqs, order, order_items)
-    printer = PrintSetting.all
+    printer = PrintSetting.all.order("id ASC")
     unique_code="OrderSummaryPdf"
 
     if !printer.empty?
@@ -245,7 +245,7 @@ class OrderQueueStation < ApplicationRecord
 
   #Print order_item in 1 slip per item
   def print_slip_item(oqs, order, assigned_items)
-    printer = PrintSetting.all
+    printer = PrintSetting.all.order("id ASC")
     unique_code="OrderItemPdf"
 
     if !printer.empty?

app/models/printer/order_queue_printer.rb

@@ -70,7 +70,7 @@ class Printer::OrderQueuePrinter < Printer::PrinterWorker
       print_settings.save!
     end 
 
-    print_setting = PrintSetting.all
+    print_setting = PrintSetting.all.order("id ASC")
     order=print_query('order_summary', order_id)    
     # For Print Per Item
     if oqs.cut_per_item
@@ -170,7 +170,7 @@ class Printer::OrderQueuePrinter < Printer::PrinterWorker
       print_settings.save!
     end 
 
-    print_setting = PrintSetting.all
+    print_setting = PrintSetting.all.order("id ASC")
 
     order=print_query('booking_summary', booking_id)
     # For Print Per Item

app/models/sale_order.rb

@@ -8,12 +8,10 @@ class SaleOrder < ApplicationRecord
   belongs_to :order
 
   def create_sale_order(sale, order) 
-    SaleOrder.transaction do
       sale_order = SaleOrder.new
       sale_order.sale_id = sale
       sale_order.order_id = order
       sale_order.save!
-    end
   end
 
   private