Hm, maven runs now, but it’s getting this error in the Mongo tests:
http://pastebin.com/Mt928ane
On 3/1/17, 12:30 PM, "Aaron D. Mihalik" <aaron.miha...@gmail.com> wrote:
That's really strange. Can you hit the maven central repo [1] from your
machine?
I guess delete the locationtech <repository> definition from your pom?
[1] http://repo1.maven.org/maven2/org/apache/apache/17/
On Wed, Mar 1, 2017 at 2:31 PM Liu, Eric <eric....@capitalone.com> wrote:
> Hmmm, deleting the files in .m2 doesn’t stop it from searching in
> locationtech, and using the other mvn command gives me no log output.
>
> On 3/1/17, 10:55 AM, "Aaron D. Mihalik" <aaron.miha...@gmail.com> wrote:
>
> transversing: gotcha. I completely understand now. And now I
> understand
> how the prospector table would help with sniping out those nodes.
>
> maven: yep, that's the right git repo. Locationtech is required when
> you
> build with the 'geoindexing' profile. Regardless, it's strange that
> maven
> tried to get the apache pom from locationtech. Deleting the
> org/apache/apache directory should force maven to download the apache
> pom
> from maven central.
>
> --Aaron
>
> On Wed, Mar 1, 2017 at 1:47 PM Liu, Eric <eric....@capitalone.com>
> wrote:
>
> > Oh, that’s not an issue, that’s what we would like to do when
> traversing
> > through the data. If a node has a high cardinality we don’t want to
> further
> > traverse through its children.
> >
> > As for installation, did I clone the right repo for Rya? The one I’m
> using
> > has locationtech repos for SNAPSHOT and RELEASE:
> > https://github.com/apache/incubator-rya/blob/master/pom.xml
> >
> > On 3/1/17, 6:09 AM, "Aaron D. Mihalik" <aaron.miha...@gmail.com>
> wrote:
> >
> > Repos: The locationtech repo is up [1]. The issue is that your
> local
> > .m2
> > repo is in a bad state. Maven is trying to get the apache pom
> from
> > locationtech. Locationtech does not host that pom, instead it's
> on
> > maven
> > central [2].
> >
> > Two ways to fix this issue (you should do (1) and that'll fix
> it...
> > (2) is
> > just another option for reference).
> >
> > 1. Delete your apache pom directory from your local maven repo
> (e.g.
> > rm -rf
> > ~/.m2/repository/org/apache/apache/)
> >
> > 2. Tell maven to ignore remote repository metadata with the -llr
> flag
> > (e.g.
> > mvn clean install -llr -Pgeoindexing)
> >
> > Let me know if you have any other issues.
> >
> > deep/wide: okay, I don't understand this statement: "if the
> > cardinality of
> > a node is too high (for example, a user that owns a large number
> of
> > datasets), the neighbors of that node will not be found." Is
> this a
> > property of your current datstore, or is this an issue with Rya?
> >
> > --Aaron
> >
> > [1]
> >
> >
>
https://repo.locationtech.org/content/repositories/releases/org/locationtech/geomesa/
> > [2] http://repo1.maven.org/maven2/org/apache/apache/17/
> >
> > On Wed, Mar 1, 2017 at 7:43 AM Puja Valiyil <puja...@gmail.com>
> wrote:
> >
> > > Hey Eric,
> > > Regarding the repos-- sometimes the location tech repos go
> down,
> > your best
> > > bet is to wait a little bit and try again. You can also
> download the
> > > latest artifacts off of the apache build server.
> > > Since location tech is only used for the geo profile we may
> want to
> > move
> > > where that repo is declared (or put it in the geo profile).
> > > For your use case, you could look to use the cardinality in
the
> > prospector
> > > services for individual nodes. Though the prospector services
> could
> > be run
> > > once and then used to be representative (that wouldn't work
> for your
> > use
> > > case), you could run them regularly to keep track of counts
> for your
> > use
> > > case. Are you using the count keyword or just manually
> counting
> > edges?
> > > The count keyword is pretty inefficient currently. We could
> add
> > that to
> > > our list of priorities maybe.
> > >
> > > Sent from my iPhone
> > >
> > > > On Mar 1, 2017, at 3:00 AM, Liu, Eric <
> eric....@capitalone.com>
> > wrote:
> > > >
> > > > Hey Aaron,
> > > >
> > > > I’m currently setting up Rya to test these queries with some
> of our
> > > data. I run into an error when I run ‘mvn clean install’, I
> attached
> > the
> > > logs but it seems like I can’t connect to the snapshots repo
> you’re
> > using.
> > > >
> > > > As for “deep/wide”, it would be something like starting at a
> > dataset,
> > > then fanning out looking for relations where it is either the
> > subject or
> > > object, such as the user who created it, the job it came from,
> where
> > it’s
> > > stored, etc. It would recurse on these neighboring nodes until
> a
> > total
> > > number of results is reached. However, if the cardinality of a
> node
> > is too
> > > high (for example, a user that owns a large number of
> datasets), the
> > > neighbors of that node will not be found. Really, the goal is
> to
> > find the
> > > most distance relevant relationships possible, and this is our
> > current
> > > naïve way of doing so.
> > > >
> > > > Do you want to have a short call about this? I think it’d be
> > easier to
> > > explain/answer questions over the phone. I’m free pretty much
> any
> > time
> > > 1pm-5pm PST tomorrow (3/1).
> > > >
> > > > Thanks,
> > > > Eric
> > > >
> > > > On 2/24/17, 6:18 AM, "Aaron D. Mihalik" <
> aaron.miha...@gmail.com>
> > wrote:
> > > >
> > > > deep vs wide: I played around with the property paths
> sparql
> > operator
> > > and
> > > > put up an example here [1]. This is a slightly different
> query
> > than
> > > the
> > > > one I sent out before. It would be worth it for us to
> look at
> > how
> > > this is
> > > > actually executed by OpenRDF.
> > > >
> > > > Eric: Could you clarify by "deep vs wide"? I think I
> > understand your
> > > > queries, but I don't have a good intuition about those
> terms
> > and how
> > > > cardinality might figure into a query. It would probably
> be a
> > bit
> > > more
> > > > helpful if you provided a model or general description
> that is
> > > (somewhat)
> > > > representative of your data.
> > > >
> > > > --Aaron
> > > >
> > > > [1]
> > > >
> > >
> >
>
https://github.com/amihalik/sesame-debugging/blob/master/src/main/java/com/github/amihalik/sesame/debugging/PropertyPathsExample.java
> > > >
> > > >> On Thu, Feb 23, 2017 at 9:42 PM Adina Crainiceanu <
> > ad...@usna.edu>
> > > wrote:
> > > >>
> > > >> Hi Eric,
> > > >>
> > > >> If you want to query by the Accumulo timestamp, something
> like
> > > >> timeRange(?ts, 13141201490, 13249201490) should work in
> Rya. I
> > did not
> > > try
> > > >> it lately, but timeRange() was in Rya originally. Not sure
> if it
> > was
> > > >> removed in later iterations or whether it would be useful
> for
> > your use
> > > >> case. First Rya paper
> > > >>
> https://www.usna.edu/Users/cs/adina/research/Rya_CloudI2012.pdf
> > > discusses
> > > >> time ranges (Section 5.3 at the link above)
> > > >>
> > > >> Adina
> > > >>
> > > >>> On Thu, Feb 23, 2017 at 8:31 PM, Puja Valiyil <
> puja...@gmail.com
> > >
> > > wrote:
> > > >>>
> > > >>> Hey John,
> > > >>> I'm pretty sure your pull request was merged-- it was
> pulled in
> > through
> > > >>> another pull request. If not, sorry-- I thought it had
> been
> > merged and
> > > >>> then just not closed. I was going to spend some time
doing
> > merges
> > > >> tomorrow
> > > >>> so I can get it tomorrow.
> > > >>>
> > > >>> Sent from my iPhone
> > > >>>
> > > >>>> On Feb 23, 2017, at 8:13 PM, John Smith <
> johns0...@gmail.com>
> > wrote:
> > > >>>>
> > > >>>> I have a pull request that fixes that problem.. it has
> been
> > stuck in
> > > >>> limbo
> > > >>>> for months..
> > https://github.com/apache/incubator-rya-site/pull/1 Can
> > > >>>> someone merge it into master?
> > > >>>>
> > > >>>>> On Thu, Feb 23, 2017 at 2:00 PM, Liu, Eric <
> > eric....@capitalone.com>
> > > >>> wrote:
> > > >>>>>
> > > >>>>> Cool, thanks for the help.
> > > >>>>> By the way, the link to the Rya Manual is outdated on
the
> > > >>> rya.apache.org
> > > >>>>> site. Should be pointing at https://github.com/apache/
> > > >>>>>
> incubator-rya/blob/master/extras/rya.manual/src/site/markdown/_
> > > >> index.md
> > > >>>>>
> > > >>>>> On 2/23/17, 12:34 PM, "Aaron D. Mihalik" <
> > aaron.miha...@gmail.com>
> > > >>> wrote:
> > > >>>>>
> > > >>>>> deep vs wide:
> > > >>>>>
> > > >>>>> A property path query is probably your best bet.
> Something
> > like:
> > > >>>>>
> > > >>>>> for the following data:
> > > >>>>>
> > > >>>>> s:EventA p:causes s:EventB
> > > >>>>> s:EventB p:causes s:EventC
> > > >>>>> s:EventC p:causes s:EventD
> > > >>>>>
> > > >>>>>
> > > >>>>> This query would start at EventB and work it's way up
> and
> > down the
> > > >>>>> chain:
> > > >>>>>
> > > >>>>> SELECT * WHERE {
> > > >>>>> <s:EventB> (<p:causes>|^<p:causes>)* ?s . ?s ?p ?o
> > > >>>>> }
> > > >>>>>
> > > >>>>>
> > > >>>>> On Thu, Feb 23, 2017 at 2:58 PM Meier, Caleb <
> > > >>> caleb.me...@parsons.com>
> > > >>>>> wrote:
> > > >>>>>
> > > >>>>>> Yes, that's a good place to start. If you have
external
> > timestamps
> > > >>>>> that
> > > >>>>>> are built into your graph using the time ontology in
> owl (e.g
> > you
> > > >>>>> have
> > > >>>>>> triples of the form (event123, time:inDateTime,
> > 2017-02-23T14:29)),
> > > >>>>> the
> > > >>>>>> temporal index is exactly what you want. If you are
> hoping
> > to query
> > > >>>>> based
> > > >>>>>> on the internal timestamps that Accumulo assigns to
your
> > triples,
> > > >>>>> then
> > > >>>>>> there are some slight tweaks that can be done to
> facilitate
> > this,
> > > >>>>> but it
> > > >>>>>> won't be nearly as efficient (this will require some
> sort of
> > client
> > > >>>>> side
> > > >>>>>> filtering).
> > > >>>>>>
> > > >>>>>> Caleb A. Meier, Ph.D.
> > > >>>>>> Software Engineer II ♦ Analyst
> > > >>>>>> Parsons Corporation
> > > >>>>>> 1911 N. Fort Myer Drive, Suite 800 ♦ Arlington, VA
22209
> > > >>>>>> Office: (703)797-3066 <(703)%20797-3066>
> <(703)%20797-3066> <(703)%20797-3066>
> > <(703)%20797-3066>
> > > <(703)%20797-3066>
> > > >>>>>> caleb.me...@parsons.com ♦ www.parsons.com
> > > >>>>>>
> > > >>>>>> -----Original Message-----
> > > >>>>>> From: Liu, Eric [mailto:eric....@capitalone.com]
> > > >>>>>> Sent: Thursday, February 23, 2017 2:27 PM
> > > >>>>>> To: dev@rya.incubator.apache.org
> > > >>>>>> Subject: Re: Timestamps and Cardinality in Queries
> > > >>>>>>
> > > >>>>>> We’d like to be able to query by timestamp;
> specifically, we
> > want to
> > > >>>>> be
> > > >>>>>> able to find all statements that were made within a
> given time
> > > >>>>> range. Is
> > > >>>>>> this what I should be looking at?
> > > >>>>>>
> https://urldefense.proofpoint.com/v2/url?u=https-3A__cwiki.
> > > >>>>> apache.org_confluence_download_attachments_63407907_
> > > >>>>>
> > Rya-2520Temporal-2520Indexing.pdf-3Fversion-3D1-26modificationDate-
> > > >>>>>
> 3D1464789502000-26api-3Dv2&d=CwIGaQ&c=Nwf-pp4xtYRe0sCRVM8_
> > > >>>>> LWH54joYF7EKmrYIdfxIq10&r=vuVdzYC2kksVZR5STiFwDpzJ7CrMHC
> > > >>> geo_4WXTD0qo8&m=
> > > >>>>>
> BBheKpKX7A1Ijs8q_TDEUVtdfu-r015XHZjmcw6veAw&s=vLayAkLG0IKGE-
> > > >>>>> 0NbwRQKfpcfId05fXE5TX8oMJaa7Q&e=
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>> On 2/22/17, 6:21 PM, "Meier, Caleb" <
> caleb.me...@parsons.com>
> > > wrote:
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>> Hey Eric,
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>> Currently timestamps can't be queried in Rya. Do you
> need
> > to be
> > > >>>>> able
> > > >>>>>> to query by timestamp, or simply discover the timestamp
> for a
> > given
> > > >>>>> node?
> > > >>>>>> Rya does have a temporal index, but that requires you
> to use a
> > > >>>>> temporal
> > > >>>>>> ontology to model the temporal properties of your graph
> nodes.
> > > >>>>>>
> > > >>>>>> ________________________________________
> > > >>>>>>
> > > >>>>>> From: Liu, Eric <eric....@capitalone.com>
> > > >>>>>>
> > > >>>>>> Sent: Wednesday, February 22, 2017 6:38 PM
> > > >>>>>>
> > > >>>>>> To: dev@rya.incubator.apache.org
> > > >>>>>>
> > > >>>>>> Subject: Timestamps and Cardinality in Queries
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>> Hi,
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>> Continuing from our talk earlier today I was
> wondering if
> > you
> > > >>>>> could
> > > >>>>>> provide more information about how timestamps could be
> > queried in
> > > >>>>> Rya.
> > > >>>>>>
> > > >>>>>> Also, we are trying to support a type of query that
> would
> > > >>>>> essentially
> > > >>>>>> be limiting on cardinality (different from the normal
> SPARQL
> > limit
> > > >>>>> because
> > > >>>>>> it’s for node cardinality rather than total results). I
> saw
> > in one
> > > of
> > > >>>>>> Caleb’s talks that Rya’s query optimization involves
> checking
> > > >>>>> cardinality
> > > >>>>>> first. I was wondering if there would be some way to
> tap into
> > this
> > > >>>>> feature
> > > >>>>>> for usage in queries?
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>> Thanks,
> > > >>>>>>
> > > >>>>>> Eric Liu
> > > >>>>>>
> > > >>>>>>
> ________________________________________________________
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>> The information contained in this e-mail is
> confidential
> > and/or
> > > >>>>>> proprietary to Capital One and/or its affiliates and
> may only
> > be
> > > used
> > > >>>>>> solely in performance of work or services for Capital
> One. The
> > > >>>>> information
> > > >>>>>> transmitted herewith is intended only for use by the
> > individual or
> > > >>>>> entity
> > > >>>>>> to which it is addressed. If the reader of this message
> is
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or
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> > > >>>>>> have received this communication in error, please
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> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
________________________________________________________
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>> The information contained in this e-mail is
confidential
> > and/or
> > > >>>>>> proprietary to Capital One and/or its affiliates and
> may only
> > be
> > > used
> > > >>>>>> solely in performance of work or services for Capital
> One. The
> > > >>>>> information
> > > >>>>>> transmitted herewith is intended only for use by the
> > individual or
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> is
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or
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> > > >>>>>> have received this communication in error, please
> contact the
> > sender
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> > > >>>>>>
> > > >>>>>
> > > >>>>>
> > > >>>>> ________________________________________________________
> > > >>>>>
> > > >>>>> The information contained in this e-mail is confidential
> and/or
> > > >>>>> proprietary to Capital One and/or its affiliates and may
> only
> > be used
> > > >>>>> solely in performance of work or services for Capital
> One. The
> > > >>> information
> > > >>>>> transmitted herewith is intended only for use by the
> > individual or
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> > > >>>>> to which it is addressed. If the reader of this message
> is not
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> > > >>> intended
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> > > any
> > > >>>>> action in reliance upon this information is strictly
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> > > >> you
> > > >>>>> have received this communication in error, please
> contact the
> > sender
> > > >> and
> > > >>>>> delete the material from your computer.
> > > >>>>>
> > > >>>
> > > >>
> > > >>
> > > >>
> > > >> --
> > > >> Dr. Adina Crainiceanu
> > > >> Associate Professor, Computer Science Department
> > > >> United States Naval Academy
> > > >> 410-293-6822 <(410)%20293-6822> <(410)%20293-6822>
> <(410)%20293-6822>
> > <(410)%20293-6822>
> > > >> ad...@usna.edu
> > > >> http://www.usna.edu/Users/cs/adina/
> > > >>
> > > >
> > > >
> > > > ________________________________________________________
> > > >
> > > > The information contained in this e-mail is confidential
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> > > have received this communication in error, please contact the
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> > and
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> > > > <log.txt>
> > >
> >
> >
> > ________________________________________________________
> >
> > The information contained in this e-mail is confidential and/or
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>
> ________________________________________________________
>
> The information contained in this e-mail is confidential and/or
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> transmitted herewith is intended only for use by the individual or entity
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________________________________________________________
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