queuing

Transactional queueing/dequeueing

I need to queue events and tasks for external systems in a reliable/transactional way. Using things like MSMQ or ActiveMQ look very seductive, but the transactional part becomes complicated (MSDTC, etc). We could use the database (SQL Server 2005+, Oracle 9+) and achieve easier transactional support, but the queuing part becomes uglier...

Using Javascript to perform a process and send updates/callbacks to a webserver.

I am working on a process to allow people to upload PDF files and manage the document (page order) via a web based interface. The pages of the PDF file need to be cropped to a particular size for printing and currently we run them through a Photoshop action that takes care of this. What I want to do is upload the PDF files to a dedicat...

NServicebus DNS Entry for Machine location

Hi Guys, I am trying to use a DNS entry for my NServicebus queue endpoint but no messages are being sent. It works fine when I enter the computer name or an IPAddress. I can ping the record and it resolves correctly so i'm wondering if it is possible to use a DNS record? Here is my config: <MessageEndpointMappings> <!--These are the ...

Triggering a future event based on a current event

Hi folks, i would like to trigger an event sometime in the future based on an event that is currently happening. I do not expect the volume to be too high, so i care a lot more about simplicity than performance. For example: event A happens. i need event B to happen a day later (not time critical) system stores a record of event in d...

Does SQL Server have a feature similar to Oracle Streams Advanced Queuing?

Oracle Streams AQ (Advanced Queuing) provides highly scalable database-backed queuing functionality. Does an equivalent feature exist in SQL Server (any version)? Note: I do not mean simply using a table as a queue, but a specific vendor-provided enhancement to the database platform. ...