http://www.dbdomain.com/a120197.htm
it's down near the end of the article, but they talk about a deadlock
with no rows and say it appears to be a problem with the initrans or
pctfree setting on that table
- Walter K <ORA1034_at_sbcglobal.net> wrote:
> We have an application that is periodically
> encountering what appears to be a self-deadlock. Only
> one session is listed and it holds an exclusive (X)
> lock and is waiting for a share (S) lock with NO ROWS
> waited. I have pasted the deadlock graph at the bottom-
> -hopefully it will be legible.
>
> Does anyone know how such a lock could be produced?
> I'd really like to be able to recreate such a scenario.
>
> Thanks!
> -w
>
> Current SQL statement for this session:
> update ACCOUNT set
> ACCOUNT_ID=:ACCOUNT_ID,ACCOUNT_NAME=:ACCOUNT_NAME,LAST_
> MODIFIED=:LAST_MODIFIED,CUSTOMER_NODE_ID=:CUSTOMER_NODE
> _ID,ACCOUNT_TYPE_ID=:ACCOUNT_TYPE_ID,ACCOUNT_BALANCE=:A
> CCOUNT_BALANCE,BALANCE_DATE=:BALANCE_DATE,INVOICE_ID=:I
> NVOICE_ID,PREVIOUS_INVOICE_ID=:PREVIOUS_INVOICE_ID,CRED
> IT_LIMIT=:CREDIT_LIMIT,UNBILLED_AMOUNT=:UNBILLED_AMOUNT
> ,ACCOUNT_ACTION_CODE=:ACCOUNT_ACTION_CODE,ACCOUNT_ACTIO
> N_DATE=:ACCOUNT_ACTION_DATE where
> ACCOUNT_ID=:key_ACCOUNT_ID
> The following deadlock is not an ORACLE error. It is a
> deadlock due to user error in the design of an
> application
> or from issuing incorrect ad-hoc SQL. The following
> information may aid in determining the deadlock:
> Deadlock graph:
> ---------Blocker(s)-------- ---
> ------Waiter(s)---------
> Resource Name process session holds waits
> process session holds waits
> TX-0007004c-000026bf 34 95
> X 34 95 S
> session 95: DID 0001-0025-0002E096 session 95:
> DID 0001-0025-0002E096
> Rows waited on:
> Session 95: no row
>
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: Walter K
> INET: ORA1034_at_sbcglobal.net
>
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--
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--
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Received on Thu Jun 06 2002 - 13:48:33 CDT
