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From Martin Thelian <martin.thel...@lovo.cc>
Subject Re: Deadlock between commitChanges and snapshotsUpdatedForObjects
Date Mon, 19 May 2008 07:20:07 GMT
Hi,

thank you for the hints. I'll try the patch. Are there any pitfalls when
using this patch?

Thanks,
Martin

Andrus Adamchik schrieb:
> Ok, it is more clear now (it is still not clear how exactly thread 5
> locks that PostgreSQL table, but the overall explanation makes sense).
> One suggestion is to upgrade to Cayenne 3.0 (3.0M3 for now, and 3.0M4
> once that becomes available). It reduces the scope of the shared
> DataRowStore lock per this Jira:
>
> https://issues.apache.org/cayenne/browse/CAY-722
>
> Alternatively you may attempt to patch 1.2 based on CAY-722 diff:
>
> http://tinyurl.com/56ja5r
>
> Andrus



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