As far as I know, when you do 'update', you lock the record as exclusive so
anyone else can't update the record that you're updating. Thus, commit or
rollback need to be done to release the records although your updated is
fail.
> -----Original Message-----
> From: John Dunn [SMTP:john.dunn_at_sefas.co.uk]
> Sent: Wednesday, January 15, 2003 11:29 PM
> To: Multiple recipients of list ORACLE-L
> Subject: oracle locking question
>
>
> > When doing an update that fails to update any rows, does a Rollback or a
> > Commit need to be done at the end?
> >
> > We have a problem with some code where an update is attempted, but after
> > the SQL command has run SQL%ROWCOUNT = 0 so no rows were updated. The
> > program does not then perform a Commit or Rollback. This appears to be
> > causing some locking problems, but how can any thing be locked if no
> rows
> > were updated?
> >
> Platform is 8.1.7
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.net
> --
> Author: John Dunn
> INET: john.dunn_at_sefas.co.uk
>
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Author: Sony kristanto
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Received on Wed Jan 15 2003 - 19:58:42 CST
