Hey Michele, > Are you always publishing with the same oid ? In that case it should > always put the messages in the same table since there is one topic store > and one history queue per oid. On the other hand, if your oid is always > a new one, then a new queue is created each time. There is also one > callback queue per subscriber. > I don't specify an OID, so I guess a new one is generated every time I publish a message. Thanks for clarifying this issue - I'll try to specify a unique OID for all the messages that publish the same kind of messages, and see whether this helps.
> I just finished testing the alternative design > (JdbcQueueCommonTablePlugin) on Oracle (postgres was already tested). It > is a simpler design and worth looking at if large amount of tables is > a problem. > I'll take a peak later on - right now I'm just trying to get the overall design right, and it seems as if your implementation is a performance optimization. > The requirements are updated and the xmlBlaster.properties.template is > updated too and configured per default with this newer approach. > Cool. > > Cheers > Michele > > > >Michael > > > > > > > >On Wed, Feb 26, 2003 at 10:24:58AM +0100, Marcel Ruff wrote: > > > >>>>I noticed a warning about useTopic=false (although I don't set it that > >>>>way in the property file). After looking at the template property > >>>>files supplied with xmlblaster, I added the following entries > >>>> > >>>>persistence/defaultPlugin=JDBC,1.0 > >>>>queue/defaultPlugin=JDBC,1.0 > >>>>useTopicStore=true > >> > >>Probably you should prefer CACHE over JDBC: > >> > >> persistence/defaultPlugin=CACHE,1.0 > >> queue/defaultPlugin=CACHE,1.0 > >> useTopicStore=true > >> > >>The CACHE implementation uses JDBC internally. > >>Using JDBC directly you loose all performance > >>benefits of the cache and it is not safer. > >> > >>These lines will disappear as soon as we > >>deliver a native persistence with xmlBlaster again. > >> > >>regards > >> > >>Marcel > >> > >> > > > > > > -- [EMAIL PROTECTED] BBN Technologies
