Alter Database Customers 
  Add FileGroup custmo1_fg 
  Contains MEMORY_OPTIMIZED_DATA;
Alter Database Customers 
  Add File (name='custmo1_con1', filename='C:\LocalData\custmo1_con1') 
  To FileGroup custmo1_fg;

Create Table [dbo].[Transaction] (
  Id Int Not Null 
             Primary Key Nonclustered,
  OrderId NChar(8) Not Null,
  Date DateTime Not Null,
  QuantityOnHand Decimal(8,2) Not Null ) 
  With (Memory_Optimized = On;