begin transaction in sql
BEGIN TRANSACTION [Tran1]
  BEGIN TRY
      INSERT INTO [Test].[dbo].[T1] ([Title], [AVG])
      VALUES ('Tidd130', 130), ('Tidd230', 230)
      UPDATE [Test].[dbo].[T1]
      SET [Title] = N'az2' ,[AVG] = 1
      WHERE [dbo].[T1].[Title] = N'az'
      COMMIT TRANSACTION [Tran1]
  END TRY
  BEGIN CATCH
      ROLLBACK TRANSACTION [Tran1]
  END CATCH
