Probably will be a nice addition after 1.2 (especially if we could
preserve the DataRows and avoid raw JDBC)
Andrus
On Jun 14, 2006, at 9:47 AM, Tore Halset wrote:
> Hello.
>
> Anyone got dataport to work on huge databases with lots of rows and
> lots of blobs/clobs? I had problems porting over one of our
> databases yesterday. One of the tables has ~12M rows with clobs.
> Even though INSERT_BATCH_SIZE are 1000, it would just go on forever
> without committing the first 1000 rows. It would also gladly throw
> away OutOfMemoryExceptions..
>
> I ended up writing a new DataPort.processInsert that use the model
> to create plain jdbc sql statements. I also changed the partially
> commit algorithm to commit based on the number of bytes read/
> written since the previous commit instead of the number of rows.
>
> After the change, DataPort would port anything without problems :)
> The 17GB MS SQL Database got over to PostgreSQL on my old PowerBook
> in a few hours without any memory problems.
>
> So, what do you think? Am I using the current DataPort incorrectly?
> Should this feature replace the current dataport, be enabled with a
> raw-flag, or perhaps be availiable as a new ant task? It is at
> least useful for me :) After 1.2 of course.
>
> Regards,
> - Tore.
>
>
This archive was generated by hypermail 2.0.0 : Wed Jun 14 2006 - 09:45:57 EDT