Re: commitChanges() doesn't imply commit in db ?

From: Andrus Adamchik (andru..bjectstyle.org)
Date: Tue Apr 03 2007 - 12:50:04 EDT

  • Next message: jerome moliere: "Re: commitChanges() doesn't imply commit in db ?"

    One more shot in the dark. I've seen Sybase standard driver behave
    unpredictably (I won't have access to Sybase until the end of the
    week to try it). Can you run the same test with jTDS driver?

    http://jtds.sourceforge.net/

    Andrus

    On Apr 3, 2007, at 12:35 PM, jerome moliere wrote:
    > 2007/4/3, Andrus Adamchik <andru..bjectstyle.org>:
    >>
    >> While I've never seen hung transactions in my apps, there were other
    >> users [1] who are seeing some strangeness. So let's try to figure out
    >> what's going on.
    >>
    >> 1. What DataSource are you using - Cayenne-provided or some other
    >> (e.g. container-provided). Either should work of course, but this
    >> information should help in debugging.
    >
    >
    > cayenne provided one...
    >
    > 2. Are you using container-managed transactions? If you are, you have
    >> to check "container-managed transactions" [2], and ensure that
    >> whatever transaction mechanism is used (i.e. explicit J2EE
    >> UserTransactions), you commit them explicitly.
    >
    >
    > no CMT.... these samples are made in a very simple context, STAND
    > ALONE
    > applications
    > no J2EE stuff here...
    >
    >
    > --
    > Jerome Moliere - Mentor/J
    > http://romjethoughts.blogspot.com/
    > auteur Eyrolles



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