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From Michael Della Bitta <michael.della.bi...@appinions.com>
Subject Re: ALIAS feature, can be used for what?
Date Tue, 08 Oct 2013 15:31:10 GMT
You can index to an alias that points at only one collection. Works fine!

Michael Della Bitta

Applications Developer

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On Fri, Oct 4, 2013 at 7:59 AM, Upayavira <uv@odoko.co.uk> wrote:

> I've used this feature to great effect. I have logs coming in, and I
> create a core for each day. At the end of each day, I create a new core
> for tomorrow, unload any cores over 2 months old, then create a set of
> aliases ("all", "month", "week", "today") pointing to just the cores
> that are needed for that range. Thus, my app can efficiently query the
> bit of the index it is really interested in.
>
> You cannot, as far as I am aware, index directly to an alias. It
> wouldn't know what to do with the content. However, you can create an
> alias over the top of an existing one, and it will replace it. Works
> nicely.
>
> Upayavira
>
> On Fri, Oct 4, 2013, at 10:41 AM, Jan Høydahl wrote:
> > Hi,
> >
> > I have been asked the same question. There are only DELETEALIAS and
> > CREATEALIAS actions available, so is there a way to achieve uninterrupted
> > switch of an alias from one index to another? Are we lacking a MOVEALIAS
> > command?
> >
> > --
> > Jan Høydahl, search solution architect
> > Cominvent AS - www.cominvent.com
> >
> > 27. sep. 2013 kl. 10:46 skrev Yago Riveiro <yago.riveiro@gmail.com>:
> >
> > > I need delete the alias for the old collection before point it to the
> new, right?
> > >
> > > --
> > > Yago Riveiro
> > > Sent with Sparrow (http://www.sparrowmailapp.com/?sig)
> > >
> > >
> > > On Friday, September 27, 2013 at 2:25 AM, Otis Gospodnetic wrote:
> > >
> > >> Hi,
> > >>
> > >> Imagine you have an index and you need to reindex your data into a new
> > >> index, but don't want to have to reconfigure or restart client apps
> > >> when you want to point them to the new index. This is where aliases
> > >> come in handy. If you created an alias for the first index and made
> > >> your apps hit that alias, then you can just repoint the same alias to
> > >> your new index and avoid having to touch client apps.
> > >>
> > >> No, I don't think you can write to multiple collections through a
> single alias.
> > >>
> > >> Otis
> > >> --
> > >> Solr & ElasticSearch Support -- http://sematext.com/
> > >> Performance Monitoring -- http://sematext.com/spm
> > >>
> > >>
> > >>
> > >> On Thu, Sep 26, 2013 at 6:34 AM, yriveiro <yago.riveiro@gmail.com(mailto:
> yago.riveiro@gmail.com)> wrote:
> > >>> Today I was thinking about the ALIAS feature and the utility on Solr.
> > >>>
> > >>> Can anyone explain me with an example where this feature may be
> useful?
> > >>>
> > >>> It's possible have an ALIAS of multiples collections, if I do a
> write to the
> > >>> alias, Is this write replied to all collections?
> > >>>
> > >>> /Yago
> > >>>
> > >>>
> > >>>
> > >>> -----
> > >>> Best regards
> > >>> --
> > >>> View this message in context:
> http://lucene.472066.n3.nabble.com/ALIAS-feature-can-be-used-for-what-tp4092095.html
> > >>> Sent from the Solr - User mailing list archive at Nabble.com (
> http://Nabble.com).
> > >>>
> > >>
> > >>
> > >>
> > >
> > >
> >
>

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