Difference between revisions of "Messages 101"

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(Inquiry Messages)
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=== Inquiry Messages ===
 
=== Inquiry Messages ===
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* An inquiry message needs a reply.  It may also contain information.
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* Example ... we might want to ask some co-worker a question
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** Hey Brenda, did that part # 123 get shipped today, and how many went out?
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** Hey Al, when was the last time you ran a standard cost rollup?
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* Example ... some software may need human help
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** Hey guys, printer LAWPRTLP has a problem with report ALCOMPILE ... your choices are:
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*** ignore that report, and continue with the next one
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*** restart that report on page one
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*** bunch of other options
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** we can then review the options and take what seems most appropriate
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=== What is a Message Queue? ===

Revision as of 21:00, 26 June 2005

  • A message is a communication sent from one point in the 400 to another.
  • Messages can be sent by human beings, normally to other human beings, or work stations.
  • Messages can be sent by software, to other software, to human beings, to message queues waiting on some reponse.

Types of Messages

Informational Messages

  • They do not require a reply.
  • Example, in user profile we can have a setting so that when some report we created finishes printing, we get a message that it got done Ok.
    • This can be helpful when teams of people are creating reports and printing each other's ... we now know that some step got done by our co-workers.
  • Example, one user plans to run some major update run, but gives co-workers the opportunity to alter planned schedule.
    • If there are no objections, I plan to run a shop order purge tomorrow night.

Inquiry Messages

  • An inquiry message needs a reply. It may also contain information.
  • Example ... we might want to ask some co-worker a question
    • Hey Brenda, did that part # 123 get shipped today, and how many went out?
    • Hey Al, when was the last time you ran a standard cost rollup?
  • Example ... some software may need human help
    • Hey guys, printer LAWPRTLP has a problem with report ALCOMPILE ... your choices are:
      • ignore that report, and continue with the next one
      • restart that report on page one
      • bunch of other options
    • we can then review the options and take what seems most appropriate

What is a Message Queue?