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From: =?utf-8?Q?Emir_Arnautovi=C4=87?= <emir.arnautovic@sematext.com>
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Subject: Re: solrj howto update documents with expungeDeletes
Date: Wed, 4 Oct 2017 15:11:16 +0200
References: <90d98486-7a6f-bc8e-32eb-a1e7f7371bde@uni-bielefeld.de>
 <18612_1507116467_v94BRkdp027003_A4C8E8CD-339F-45F1-840C-9C11AE876CB1@sematext.com>
 <284fa66e-0909-5b93-4ba2-ad7023684d26@uni-bielefeld.de>
To: solr-user@lucene.apache.org
In-Reply-To: <284fa66e-0909-5b93-4ba2-ad7023684d26@uni-bielefeld.de>
Message-Id: <0A793407-0154-4B9E-A7E1-32DA87FFF2D5@sematext.com>
archived-at: Wed, 04 Oct 2017 13:11:28 -0000

Hi Bernd,
I guess it is not exposed in Solrj. Maybe for good reason - it is rarely =
good to call it. You might better set reclaimDeletesWeight in your merge =
config and keep number of deleted docs under control that way.

Regards,
Emir
--
Monitoring - Log Management - Alerting - Anomaly Detection
Solr & Elasticsearch Consulting Support Training - http://sematext.com/


> On 4 Oct 2017, at 14:53, Bernd Fehling =
<bernd.fehling@uni-bielefeld.de> wrote:
>=20
> Hi Emir,
>=20
> can you point out which commit you are using for expungeDeletes =
true/false?
> My commit has only
> commit(String collection, boolean waitFlush, boolean waitSearcher, =
boolean softCommit)
>=20
> Or is expungeDeletes true/false a special combination of the boolean =
parameters?
>=20
> Regards, Bernd
>=20
>=20
> Am 04.10.2017 um 13:27 schrieb Emir Arnautovi=C4=87:
>> Hi Bernd,
>> When it comes to updating, it does not exist because indexed =
documents are not updatable - you can add new document with the same id =
and old one will be flagged as deleted. No need to delete explicitly.
>>=20
>> When it comes to expungeDeletes - that is a flag that can be set when =
committing.
>>=20
>> HTH,
>> Emir
>> --
>> Monitoring - Log Management - Alerting - Anomaly Detection
>> Solr & Elasticsearch Consulting Support Training - =
http://sematext.com/
>>=20
>>=20
>>=20
>>> On 4 Oct 2017, at 10:38, Bernd Fehling =
<bernd.fehling@uni-bielefeld.de> wrote:
>>>=20
>>> A simple question about solrj (Solr 6.4.2),
>>>=20
>>> how to update documents with expungeDeletes true/false?
>>>=20
>>> In org.apache.solr.client.solrj.SolrClient there are many add,
>>> commit, delete, optimize, ... but no "update".
>>>=20
>>> What is the best way to "update"?
>>> - just "add" the same docid with new content as update?
>>> - first "deleteById" and then "add"?
>>> - anything else...?
>>>=20
>>> And how accomplish "expungeDeletes" true/false ?
>>>=20
>>> Thanks, Bernd