/Katmai_October2009_Refresh3/FastDataPush/Scripts/4 - Initiator send.sql

--------------------------------------------------------------------

-- Script for fast data push sample.

--

-- This file is part of the Microsoft SQL Server Code Samples.

-- Copyright (C) Microsoft Corporation. All Rights reserved.

-- This source code is intended only as a supplement to Microsoft

-- Development Tools and/or on-line documentation. See these other

-- materials for detailed information regarding Microsoft code samples.

--

-- THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF

-- ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO

-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A

-- PARTICULAR PURPOSE.

--------------------------------------------------------------------



---------------------------------------------------------------------

-- Initiator data push.

--

-- This script can also be run on multiple connections to achieve transactional

-- concurrency. Since each connection will send message_quantity messages

-- with number_initiator_transactions transactions and number_dialogs

-- dialogs, these parameter quantities should be divided by the number

-- of connections to get the same total quantities.

---------------------------------------------------------------------



USE data_push_database;

GO



-- Send the messages. Output sending time.

EXEC usp_data_push;

GO



---------------------------------------------------------------------

-- Wait for transmission queue to be empty, signifying the

-- reception and acknowledgement of all messages by the target.

-- Use this efficient checking method every 5 seconds.

---------------------------------------------------------------------

DECLARE @count BIGINT;

WHILE (1=1)

BEGIN

     SET @count =

         (SELECT p.rows

         FROM sys.objects AS o

         JOIN sys.partitions AS p ON p.object_id = o.object_id

         WHERE o.name = 'sysxmitqueue');

     IF (@count = 0) BREAK;

     WAITFOR DELAY '00:00:05:000';

END;

SELECT GETDATE() AS 'End transmission';

GO



-- View processing errors.

SELECT * FROM initiator_processing_errors;

GO



-- View unsent messages.

SELECT * FROM unsent_messages;

GO