Re: postgis-devel digest, Vol 1 #4 - 3 msgs

classic Classic list List threaded Threaded
1 message Options
Reply | Threaded
Open this post in threaded view
|

Re: postgis-devel digest, Vol 1 #4 - 3 msgs

Martin Davis-2
Fine, we have the boardroom booked for 2 hours, in case we need it.

I will work up a skeleton Project Charter, to be filled out by our
discussions at this meeting.

Martin Davis, Senior Technical Specialist
Vivid Solutions Inc.
Suite #1A-2328 Government Street   Victoria, B.C.   V8T 5G5
Phone: (250) 385 6040    Fax: (250) 385 6046
EMail: [hidden email]  Web: www.vividsolutions.com


> -----Original Message-----
> From: Paul Ramsey [mailto:[hidden email]]
> Sent: Tuesday, May 14, 2002 12:21 PM
> To: [hidden email]
> Subject: Re: [postgis-devel] Re: postgis-devel digest, Vol 1
> #4 - 3 msgs
>
>
> OK, we are going ahead on Friday morning @ vivid. 9am.
>
> Agenda as discussed:
>
> - Introduce the project
>   - History of PostGIS
>   - History of JTS
>   - The technical need
>   - Project goals
> - Determine project milestones and anticipated delivery dates for
> milestones
> - Determine schedule of meetings between developers and RR/VSI team
> - Discuss project management regime for project
>
> - Discuss technical framework
>   - Relationship between topological library and PostGIS
>   - Library API
>     - Functional components, what does what?
>     - Inputs / outputs
>   - Develop detailed framework tasks to be completed for next
>     meeting
>
>
>
>
>
> "Jens H. Jahnke" wrote:
> >
> > Dear all,
> >
> > I will be on a plane to Orlando on Friday (my birthday :-( )
> > I will be back Sunday.
> >
> > Two options (which basically depend on the agenda of the
> kick-off meeting):
> >
> > Either
> > (1) do it on Friday without me - Yury should be free..?
> > or
> > (2) find a time next week.
> >
> > What is the agenda for the kick-off?
> >
> > Paul, could you please change my subscription from "digest"
> to "direct". It
> > appears that the daily digest slows down discussion too much.
> >
> > Thanks,
> >
> >    Jens
> >
> > On 5/14/02 12:01 PM, "[hidden email]"
> > <[hidden email]> wrote:
> >
> > > Send postgis-devel mailing list submissions to
> > > [hidden email]
> > >
> > > To subscribe or unsubscribe via the World Wide Web, visit
> > > http://postgis.refractions.net/mailman/listinfo/postgis-devel
> > > or, via email, send a message with subject or body 'help' to
> > > [hidden email]
> > >
> > > You can reach the person managing the list at
> > > [hidden email]
> > >
> > > When replying, please edit your Subject line so it is
> more specific
> > > than "Re: Contents of postgis-devel digest..."
> > >
> > >
> > > Today's Topics:
> > >
> > >  1. Re: Kick-off meeting (Paul Ramsey)
> > >  2. Re: Kick-off meeting (Paul Ramsey)
> > >  3. Re: Kick-off meeting (Paul Ramsey)
> > >
> > > --__--__--
> > >
> > > Message: 1
> > > Date: Mon, 13 May 2002 13:36:09 -0700
> > > From: Paul Ramsey <[hidden email]>
> > > Organization: http://www.refractions.net
> > > To: [hidden email]
> > > Subject: Re: [postgis-devel] Kick-off meeting
> > > Reply-To: [hidden email]
> > >
> > > I am easy either way. Martin/Dave what do you say? Half
> of the group
> > > will be travelling no matter where we do it.
> > >
> > > P.
> > >
> > > "Jens H. Jahnke" wrote:
> > >>
> > >> Dear team,
> > >>
> > >> My afternoon on the 15th is booked already.
> > >> Could we choose the morning (10-12). Or Tuesday
> afternoon. I am free on
> > >> Tuesday afternoon except 330-430.
> > >>
> > >> Jens
> > >>
> > >> On 5/7/02 12:00 PM,
> "[hidden email]"
> > >> <[hidden email]> wrote:
> > >>
> > >>> Send postgis-devel mailing list submissions to
> > >>> [hidden email]
> > >>>
> > >>> To subscribe or unsubscribe via the World Wide Web, visit
> > >>> http://postgis.refractions.net/mailman/listinfo/postgis-devel
> > >>> or, via email, send a message with subject or body 'help' to
> > >>> [hidden email]
> > >>>
> > >>> You can reach the person managing the list at
> > >>> [hidden email]
> > >>>
> > >>> When replying, please edit your Subject line so it is
> more specific
> > >>> than "Re: Contents of postgis-devel digest..."
> > >>>
> > >>>
> > >>> Today's Topics:
> > >>>
> > >>>  1. Brazilian Involvement (Paul Ramsey)
> > >>>  2. Kickoff Meeting (Paul Ramsey)
> > >>>  3. Development Environement (Paul Ramsey)
> > >>>
> > >>> -- __--__--
> > >>>
> > >>> Message: 1
> > >>> Date: Tue, 07 May 2002 10:20:18 -0700
> > >>> From: Paul Ramsey <[hidden email]>
> > >>> Organization: http://www.refractions.net
> > >>> To: [hidden email]
> > >>> Subject: [postgis-devel] Brazilian Involvement
> > >>> Reply-To: [hidden email]
> > >>>
> > >>> This is a multi-part message in MIME format.
> > >>> --------------326A37E4DFC5D6E2D86C3346
> > >>> Content-Type: text/plain; charset=us-ascii
> > >>> Content-Transfer-Encoding: 7bit
> > >>>
> > >>>
> > >>> --------------326A37E4DFC5D6E2D86C3346
> > >>> Content-Type: message/rfc822
> > >>> Content-Transfer-Encoding: 7bit
> > >>> Content-Disposition: inline
> > >>>
> > >>> X-Sieve: cmu-sieve 2.0
> > >>> Return-Path: <[hidden email]>
> > >>> Received: from spider.refractions.net (spider [192.168.50.1])
> > >>> by lion.animals (Postfix) with ESMTP id B325E102873
> > >>> for <[hidden email]>; Tue,  7 May 2002 10:17:19
> -0700 (PDT)
> > >>> Received: from dpi.inpe.br (sputnik.dpi.inpe.br [150.163.2.4])
> > >>> by spider.refractions.net (Postfix) with ESMTP id 3B3A23F036
> > >>> for <[hidden email]>; Tue,  7 May 2002
> 10:17:19 -0700 (PDT)
> > >>> Received: from TOSHIBA-MIRO.dpi.inpe.br
> (dhcp92.dpi.inpe.br [150.163.2.92])
> > >>> by dpi.inpe.br (8.11.4/8.11.4) with ESMTP id g47HHAI24502;
> > >>> Tue, 7 May 2002 14:17:10 -0300 (EST)
> > >>> Message-Id:
> <[hidden email]>
> > >>> X-Sender: [hidden email]
> > >>> X-Mailer: QUALCOMM Windows Eudora Version 5.1
> > >>> Date: Tue, 07 May 2002 14:17:06 -0300
> > >>> To: Paul Ramsey <[hidden email]>
> > >>> From: "Joao Argemiro de C. Paiva" <[hidden email]>
> > >>> Subject: Re: PostGIS
> > >>> Cc: [hidden email], [hidden email],
> [hidden email]
> > >>> In-Reply-To: <[hidden email]>
> > >>> Mime-Version: 1.0
> > >>> Content-Type: text/plain; charset="iso-8859-1"; format=flowed
> > >>> Content-Transfer-Encoding: quoted-printable
> > >>>
> > >>> Hi Paul,
> > >>> great news. I have signed the mailing list.
> > >>> We certainly want to collaborate, and a student
> (Gilberto Ribeiro) will be=
> > >>> =20
> > >>> involved on the
> > >>> development of the spatial operators as part of his
> Master thesis.
> > >>> If you need anything more from us, please let me know.
> > >>>
> > >>> Joao
> > >>>
> > >>> At 09:53 AM 5/7/2002 -0700, you wrote:
> > >>>> Joao,
> > >>>> The Topology Operators for PostGIS project has
> received funding and is
> > >>>> getting up and running. Please join the postgis-devel
> mailing list
> > >>>>
> (http://postgis.refractions.net/mailman/listinfo/postgis-devel) if you
> > >>>> would like to be involved. We will be trying to get a
> library framework
> > >>>> in place quickly and move on from there.
> > >>>> Paul
> > >>>>
> > >>>> On Wednesday, February 27, 2002, at 10:36 AM, Paul
> Ramsey wrote:
> > >>>>
> > >>>>> Joao,
> > >>>>>       Refractions is working with the Software
> Engineering Group (SEG)
> > >>>>> at the
> > >>>>> University of Victoria on a joint project to add the
> OpenGIS Simple
> > >>>>> Features for SQL operators to PostGIS. A grant
> application is currently
> > >>>>> outstanding. With any luck, we will have one graduate
> student assigned
> > >>>>> to the project starting in the summer.
> > >>>>>       I think it would be excellent if the INPE and
> UVic projects could=
> > >>> =20
> > >>>> work
> > >>>>> together on getting the SFSQL operators in place.
> From a R&D and pure
> > >>>>> research point of view, the sooner the basic
> operations are in place,
> > >>>>> the sooner more advanced topics can be attacked.
> > >>>>>       Jens Jahnke is our contact with the UVic SEG,
> perhaps he could=
> > >>> send
> > >>>>> your our grant proposal, so you can see what we are
> planning. A joint
> > >>>>> development plan could really speed the whole thing
> along, but it is
> > >>>>> important that everyone works together. No point in having two
> > >>>>> approaches to the same problem.
> > >>>>>       What kind of timelines were you looking at for
> your project? What=
> > >>> =20
> > >>>> kind
> > >>>>> of deliverables?
> > >>>>>
> > >>>>> Thanks for getting in touch,
> > >>>>> Paul
> > >>>>>
> > >>>>>
> > >>>>>
> -------------------------------------------------------------------
> > >>>>>
> > >>>>> Dear Dave,
> > >>>>>
> > >>>>> First I would like to introduce our group. We work at
> the National
> > >>>>> Institute for Space Research - INPE - Brazil
> (www.inpe.br) on the Image
> > >>>>> Processing Division. INPE is a Government Agency.
> This group has a large
> > >>>>> experience in developing free software for GIS (more
> than 15 years).
> > >>>>>
> > >>>>> Our main system is called SPRING
> (www.dpi.inpe.br/spring), which is an
> > >>>>> integrated package to deal with different types of
> geographic data.
> > >>>>> Currently there is a multi platform version of
> SPRING, that runs in
> > >>>>> Windows, Linux and Solaris machines, and we have
> about 18,000 users in
> > >>>>> our database. SPRING is based on "dual architecture",
> part relational
> > >>>>> database (attributes), part proprietary files
> (spatial data), and it is
> > >>>>> not an open-source code. I'm the current software
> manager of this
> > >>>>> system.
> > >>>>>
> > >>>>> I got my PhD. in 1998 at University of Maine working
> with Dr. Max
> > >>>>> Egenhofer.
> > >>>>>
> > >>>>> There is an ongoing project called TerraLib, that is
> going to be an
> > >>>>> open-source library to develop GIS applications. This
> library will be
> > >>>>> based on object-relational databases.
> > >>>>>
> > >>>>> The main aspects are:
> > >>>>>
> > >>>>> 1. TerraLib is an open-source library for developing
> GIS applications,
> > >>>>>    where all spatial data (raster + vector) is stored
> in a DBMS.
> > >>>>>    We intend to fully support the interface of
> TerraLib to databases
> > >>>>>    such as Oracle9i,
> > >>>>>    IBM DB2, Postgres (Postgis), and others.
> > >>>>>
> > >>>>> 2. The library will contain functions for spatial
> data query, similar to
> > >>>>>    OpenGIS "simple feature", plus a number of vector
> and raster
> > >>>>>    data analysis algorithms.
> > >>>>>
> > >>>>> Our developing group includes employees and graduate students.
> > >>>>>
> > >>>>> The idea of work for one of my Master student, was to
> develop the
> > >>>>> spatial operators for Postgres database,  similarly
> to what Oracle has.
> > >>>>> This student has a very good background with
> databases, and has been
> > >>>>> very familiar with your development. He has been doing some
> > >>>>> implementation with Postgres. In order to avoid
> duplication of efforts,
> > >>>>> I would like to ask if you are in process of
> developing these spatial
> > >>>>> operators for PostGis, and in case affirmative, is
> there any idea of
> > >>>>> when this is going to be available.
> > >>>>>
> > >>>>> If these spatial operators are not planned to be
> available, we may
> > >>>>> consider to continue the developments based on
> PostGis types, which
> > >>>>> could be integrated later in your environment if you
> have interest.
> > >>>>>
> > >>>>> Thanks for your attention.
> > >>>>> Best regards.
> > >>>>>
> > >>>>> /*********************************************************/
> > >>>>> Jo=E3o Argemiro de Carvalho Paiva
> > >>>>> Instituto Nacional de Pesquisas Espaciais - INPE
> > >>>>> Divis=E3o de Processamento de Imagens - DPI
> > >>>>> Av. dos Astronautas 1758 - Jardim da Granja
> > >>>>> S=E3o Jos=E9 dos Campos - SP
> > >>>>> Caixa Postal 515
> > >>>>> CEP:12201-970
> > >>>>> Tel: (55) (12) 3945-6474
> > >>>>> Fax: (55) (12) 3945-6468
> > >>>>> e-mail: [hidden email]
> > >>>>> /*********************************************************/
> > >>>
> > >>>
> > >>>
> > >>>
> > >>> --------------326A37E4DFC5D6E2D86C3346--
> > >>>
> > >>>
> > >>>
> > >>> -- __--__--
> > >>>
> > >>> Message: 2
> > >>> Date: Tue, 07 May 2002 10:22:32 -0700
> > >>> From: Paul Ramsey <[hidden email]>
> > >>> Organization: http://www.refractions.net
> > >>> To: [hidden email]
> > >>> Subject: [postgis-devel] Kickoff Meeting
> > >>> Reply-To: [hidden email]
> > >>>
> > >>> I would like to welcome you all to the postgis-devel
> list, and solicit
> > >>> input on the date for the kickoff meeting. How does the
> afternoon (1pm
> > >>> onwards) of Wednesday, May 15 sound?
> > >>>
> > >>> On the agenda:
> > >>>
> > >>> - Introduce the project
> > >>> - History of PostGIS
> > >>> - History of JTS
> > >>> - The technical need
> > >>> - Project goals
> > >>> - Determine project milestones and anticipated delivery
> dates for
> > >>> milestones
> > >>> - Determine schedule of meetings between developers and
> RR/VSI team
> > >>> - Discuss project management regime for project
> > >>>
> > >>> - Discuss technical framework
> > >>> - Relationship between topological library and PostGIS
> > >>> - Library API
> > >>>   - Functional components, what does what?
> > >>>   - Inputs / outputs
> > >>> - Develop detailed framework tasks to be completed for next
> > >>>   meeting
> > >>>
> > >>>
> > >>> -- __--__--
> > >>>
> > >>> Message: 3
> > >>> Date: Tue, 07 May 2002 10:30:03 -0700
> > >>> From: Paul Ramsey <[hidden email]>
> > >>> Organization: http://www.refractions.net
> > >>> To: [hidden email]
> > >>> Subject: [postgis-devel] Development Environement
> > >>> Reply-To: [hidden email]
> > >>>
> > >>> For the information of the Uvic team,
> > >>>
> > >>> - The target development/build environment is the "GNU
> Environment".
> > >>> - Ideally, every environment with a complete set of GNU
> tools should be
> > >>> a potential target.
> > >>> - Realistically, we will work with and test libraries under the
> > >>> platforms easily available to us.
> > >>> - Win32 / Cynwin
> > >>> - Linux
> > >>> - Solaris
> > >>>
> > >>> - The compiler will be gcc/g++
> > >>> - Build control will be via GNU make (aka gmake)
> > >>> - Source control will be via CVS
> > >>> - Autoconf may be required for platform dependency resolution
> > >>>
> > >>>
> > >>>
> > >>> -- __--__--
> > >>>
> > >>> _______________________________________________
> > >>> postgis-devel mailing list
> > >>> [hidden email]
> > >>> http://postgis.refractions.net/mailman/listinfo/postgis-devel
> > >>>
> > >>>
> > >>> End of postgis-devel Digest
> > >>>
> > >>
> > >> --
> > >> Dr. Jens Jahnke
> > >> University of Victoria
> > >> www.cs.uvic.ca/~jens
> > >>
> > >> _______________________________________________
> > >> postgis-devel mailing list
> > >> [hidden email]
> > >> http://postgis.refractions.net/mailman/listinfo/postgis-devel
> >
> > --
> > Dr. Jens Jahnke
> > University of Victoria
> > www.cs.uvic.ca/~jens
> >
> > _______________________________________________
> > postgis-devel mailing list
> > [hidden email]
> > http://postgis.refractions.net/mailman/listinfo/postgis-devel
>
> _______________________________________________
> postgis-devel mailing list
> [hidden email]
> http://postgis.refractions.net/mailman/listinfo/postgis-devel
>