TAILIEUCHUNG - The Real MTCS SQL Server 2008 Exam 70/432 Prep Kit- P109

The Real MTCS SQL Server 2008 Exam 70/432 Prep Kit- P109: Congratulations on your journey to become certified in SQL Server 2008. This book will help prepare you for your exam and give you a practical view of working with SQL Server 2008. | 522 Chapter 12 Service Broker Exam Warning Know the difference between the and catalog views know when you should check each and what information is in each one. The sys_converstaion_endpoints contains information about each conversation that is in flight at the current time as well as the conversations that were closed most recently. The DMV contains a single row for each conversation regardless of how many messages are contained within the conversation. If there is a problem with a message moving from the source to the destination you can identify which end of the conversation is having the problem based on the state column of this DMV It will also tell you the number of messages within the conversation as well as when the conversation will expire if ever . The contains information about each message that is stalled for one reason or another. There will be one record in this DMV for each message that is stalled as well as one record for each message that is in flight between databases. The most useful column of this DMV is the transmission_status column. This column tells you in plain easy-to-read text what the cause of the problem is. Once this issue is resolved the message will either move on to its destination or another error will be displayed which then needs to be resolved. If there is no value in the transmission_status column then the message is in flight and has not failed. The SQL SERVICE BROKER is extremely flexible when it comes to the message body itself. You can send a single value as the message text or a binary object. The most common way to send data however is as an XML document. This provides you the most flexibility when sending the message since you can send more than one piece of data within the same message. In fact you can send several records worth of data if you so desire provided that you structure your XML document correctly. You can even send a blank message and

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