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From Anthony Gatlin <>
Subject Re: NRT for new items in index
Date Tue, 06 Aug 2019 20:26:49 GMT
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On Wed, Jul 31, 2019 at 7:47 AM profiuser <> wrote:

> Hi,
> we have something about 400 000 000 items in a solr collection.
> We have set up auto commit property for this collection to 15 minutes.
> Is a big collection and we using some caches etc. Therefore we have big
> autocommit value.
> This have disadvantage that we haven't NRT searches.
> We would like to have NRT at least for searching for the newly added items.
> We read about new functionality "Category routed alilases" in a solr
> version
> 8.1.
> And we got an idea, that we could add to our collection schema field for
> routing.
> And at the time of indexing we check if item is new and to routing field we
> set up value "new", or the item is older than some time period we set up
> value to "old".
> And we will have one category routed alias routedCollection, and there will
> be 2 collections old and new.
> If we index new item, router choose new collection and this item is
> inserted
> to it. After some period we reindex item and we decide that this item is
> old
> and to routing field we set up value "old". Router decide to update
> (insert)
> item to collection old. But we expect that solr automatically check
> uniqueness in all routed collections. And if solr found item in other
> collection, than will be automatically deleted. But not !!!
> Is this expected behaviour?
> Could be used this functionality for issue we have? Or could someone
> suggest
> another solution, which ensure that we have all new items ready for NRT
> searches?
> Thanks for your help
> --
> Sent from:

*Anthony J. Gatlin*
*Creative Problem Solver*

Phone: (601) 342-0157
Skype: anthony.gatlin
170 Pine Grove Rd, Heidelberg, MS 39439-3235
Stack Overflow:

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