[Monetdb-developers] Parallel insertions in monetdb table - some records do not insert

Jens Teubner jens.teubner at gmail.com
Wed Jun 16 11:01:40 CEST 2010


On Mon, Jun 14, 2010 at 8:46 PM, Martin Kersten <Martin.Kersten at cwi.nl> wrote:

> for more references about how optimistic concurrency control
> can not support your intended OLTP behavior. You probably have
> to serialize the updates through a master or use independent
> servers.

Martin,

I am confused by this answer.  I understand MonetDB is not optimized for
such workloads, and optimistic concurrency will not perform well.  But
if all insert transactions have committed successfully (this is how I
read Ram's report), then no data should be lost, no matter what.

Jens

-- 
Jens Teubner, jens.teubner at inf.ethz.ch




More information about the developers-list mailing list