On Fri, 2 Dec 2005, Harakiri wrote:
> Hi, thanks for the response ,
>
> >
> > It's hard to say with just the above. Are you doing
> > other things in the
> > transactions besides a single update of that table
> > and/or is the order of
>
> in each transaction i do basically the same stuff :
>
> insert 1 row into table A, B, C (B and C have a
> foreign key in A) without any sub queries - i just
> plainy insert data..
>
> then - update my table D row for today with some
> numbers (as described)
>
> > events consistent between the transactions? Does the
> > table have any
> > triggers, rules or foreign keys?
>
> The table D in question does not have any triggers,
> rules or foreign keys - it has only one PK and a few
> numeric fields.
>
> I dont understand why, when multiple connections do :
>
> T1
> update myTable set field1 = field1 + 1, field2 =
> field2 + 5000 where myID = 1;
>
> T2
> update myTable set field1 = field1 + 1, field2 =
> field2 + 2500 where myID = 1;
I don't immediately see a reason either if it's deadlocking on the myTable
changes. Can you build a self-contained example with schema?
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