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Re: OPENBASE and Deadlocks
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Re: OPENBASE and Deadlocks


  • Subject: Re: OPENBASE and Deadlocks
  • From: Scott Keith <email@hidden>
  • Date: Wed, 17 Jan 2007 23:54:29 -0500

Andrew,

I took a look at the web page and I am pretty sure there is something else going on.

We have a very effective deadlock avoidance system which does work. The one thing it won't do is catch client-side deadlocks (caused by coding errors). I am not saying that is the case here, just pointing out that it would be better to work with us on our support list (email@hidden) to determine the cause before saying that it is the database that is deadlocking.

What is the "JavaOPENBASEJDBCAdaptor.framework"? Can you explain the architecture? Is it opening multiple database connections which may be accessed by a single thread?

If you send us details via email@hidden we will be happy to help you resolve whatever is happening. We have some pretty high- volume websites which do millions of transactions a day, and we have not seen a problem with deadlocks. So I am sure there is an explanation.

- Scott



On Jan 17, 2007, at 11:31 PM, Andrew Lindesay wrote:

Hello;

I'm not sure if I mentioned this before, but one of my projects was having deadlock problems with high-volume writes out of a WOA into OPENBASE. I developed a subclassed adaptor for this -- so if anybody is interested in this, I put something in the wiki about it...

http://en.wikibooks.org/wiki/Programming:WebObjects/ Database_Compatibility_and_Comparisons/OpenBase#Deadlocks

cheers.

___
Andrew Lindesay
www.lindesay.co.nz




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References: 
 >OPENBASE and Deadlocks (From: Andrew Lindesay <email@hidden>)

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