text: ﻿MERGE INTO [Feed] AS [target]
  USING
      (
      VALUES
          ( 'Sample', 'A Sample Feed' )
      )
      AS [source]
      (
          [Title],
          [Description]
      )
  ON [source].[Title] = [target].[Title]
  
  WHEN MATCHED THEN
      UPDATE SET
          [Description] = [source].[Description]
  WHEN NOT MATCHED BY TARGET THEN
      INSERT
      (
          [Title],
          [Description]
      )
      VALUES
      (
          [source].[Title],
          [source].[Description]
      )
  ;
  