Thanks Shawn :) . On Dec 24, 2015 1:12 AM, "Shawn Heisey" <apa...@elyograg.org> wrote:
> On 12/23/2015 12:25 PM, Debraj Manna wrote: > > Thanks Shawn. But after making the below changes (making > versionable_chain > > as default) all my update,inserts & deleteByQuery are failing with the > > error "*Error from server at http://localhost:8888/solr/discovery > > <http://localhost:8888/solr/discovery>: DistributedUpdateProcessor must > > follow DocBasedVersionConstraintsProcessor*" > > > > <updateRequestProcessorChain name="versionable_chain" default="true"> > > <processor class="solr.DocBasedVersionConstraintsProcessorFactory"> > > <str name="versionField">doc_version</str> > > <bool name="ignoreOldUpdates">false</bool> > > </processor> > > </updateRequestProcessorChain> > > I believe that the standard update processor chain looks like this: > > <processor class="solr.DistributedUpdateProcessorFactory" /> > <processor class="solr.RunUpdateProcessorFactory" /> > <processor class="solr.LogUpdateProcessorFactory" /> > > I think that when you define a processor chain but do not include these > default processors, then they are automatically added in a predetermined > order and what you end up with is this: > > <processor class="solr.DistributedUpdateProcessorFactory" /> > <!-- Your custom processor list goes here --> > <processor class="solr.RunUpdateProcessorFactory" /> > <processor class="solr.LogUpdateProcessorFactory" /> > > The error message you are getting suggests that this order will not work > and what you actually need to do is the following: > > <updateRequestProcessorChain name="versionable_chain" default="true"> > <processor class="solr.DocBasedVersionConstraintsProcessorFactory"> > <str name="versionField">doc_version</str> > <bool name="ignoreOldUpdates">false</bool> > </processor> > <processor class="solr.DistributedUpdateProcessorFactory" /> > <processor class="solr.RunUpdateProcessorFactory" /> > <processor class="solr.LogUpdateProcessorFactory" /> > </updateRequestProcessorChain> > > Thanks, > Shawn > >
