title: SQL to "order by" 2 nvarchar columns
body: <p>I have 2 nvarchar columns which I need to order my query by (Column 1 example: TW001_1, Column 2 Example: Test Documentation_2)</p>
  
  <p>How do I order 2 NVARCHAR columns in the same way I would using an integer (order by column1, column2 asc)?</p>