You know, sometimes simple and fast is a good way to do things. Do
you have an auto-increment PK in that table? Would be helpful. As for
Cayenne, can you can flush (invalidate) any active DataContexts (at
least the objects for that table) when the load occurs?
/dev/mrg
On 12/5/06, Peter Schröder <Peter.Schroede..reenet-ag.de> wrote:
> we are deleting all rows with truncate table first. then loading cvs with load data infile.
>
> i would prefer not to use this method, but it is simple and fast.
>
> -----Ursprüngliche Nachricht-----
> Von: Michael Gentry [mailto:blacknex..mail.com]
> Gesendet: Dienstag, 5. Dezember 2006 14:38
> An: cayenne-use..ncubator.apache.org
> Betreff: Re: updating large number of data
>
> Are you deleting all of the original data and then doing inserts or
> are you doing updates?
>
> Thanks,
>
> /dev/mrg
>
>
> On 12/5/06, Peter Schröder <Peter.Schroede..reenet-ag.de> wrote:
> > hi,
> >
> > we get a cvs-file with a large number of user-data every hour. and we want to replace the existing data in our database with that. is there a best-practice to do something like this?
> > currently we are doing that with php an using mysql load data infile with the cvs-file. but i think that doing this with cayenne would leave the context in a bad state.
> >
> > hava a nice day,
> > peter
> >
>
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