Re: RDB2RDF WG agenda for 2010-08-31 meeting 1600 UTC

Regrets from me too for this and next week call, I will be finally on vacation.

Angela.

On Tue, Aug 31, 2010 at 12:23 PM, Richard Cyganiak <richard@cyganiak.de> wrote:
> Regrets from me as well, I'm travelling and won't be at the hotel in time to
> join the call
>
> Richard
>
>
>
> On 31 Aug 2010, at 00:34, ashok malhotra wrote:
>
>> Regrets for tomorrow's call.  Last chance for a bit of vacation this
>> summer.
>> Hope you make progress on the syntax.
>> All the best, Ashok
>>
>> On 8/30/2010 8:02 AM, Michael Hausenblas wrote:
>>>
>>> All,
>>>
>>> Below the agenda for tomorrow's meeting.
>>>
>>> Cheers,
>>>      Michael
>>>
>>> ---------------------------------------------------------
>>> AGENDA Teleconference
>>> W3C RDB2RDF Working Group telephone conference 2010-08-31
>>> ----------------------------------------------------------
>>> Tuesday, 31 August *16:00-17:00 UTC* Local time:
>>>
>>> http://www.timeanddate.com/worldclock/fixedtime.html?month=08&day=31&year=20
>>> 10&hour=16&min=00&sec=0
>>> Bridge US: +1-617-761-6200 (Zakim) Conference code : 7322733# (spells
>>> "RDB2RDF")
>>> Duration : 60 minutes
>>> -------------------------------------------------------------------
>>> IRC channel : #RDB2RDF on irc.w3.org:6665 W3C IRC Web Client :
>>> http://www.w3.org/2001/01/cgi-irc
>>> Zakim information : http://www.w3.org/2002/01/UsingZakim
>>> Zakim bridge monitor : http://www.w3.org/1998/12/bridge/Zakim.html
>>> Zakim IRC bot : http://www.w3.org/2001/12/zakim-irc-bot.html
>>> -------------------------------------------------------------------
>>>
>>> Chair: Michael
>>> Scribe: Boris
>>>
>>>
>>> 1. Admin PROPOSAL: Accept the minutes of last meeting, see
>>> http://www.w3.org/2010/08/24-rdb2rdf-minutes.html
>>>
>>>
>>> 2. Revised proposal from Souri
>>>
>>> http://www.w3.org/2001/sw/rdb2rdf/wiki/An_XML_Schema_for_SQL-based_RDB2RDF_M
>>> apping_%28Revision_1%29
>>>
>>> Souri's comment:
>>> Regarding Comment 2.5 (Lookup Table): How can we translate a SPARQL
>>> query with FILTER involving transformed values?
>>>
>>>  Example: Consider the following SPARQL query involving a property,
>>> :transfProp, whose values are transformed, via a lookup table, into (-1)
>>> times the original value
>>>      (e.g., 10 in an INTEGER column, i.e., "10"^^xsd:integer in RDF, is
>>> transformed into "-10"^^xsd:integer):
>>>
>>>      SELECT ?x ?y WHERE {?x  :transfProp ?v1 . ?y   :transfProp  ?v2 .
>>> FILTER (?v1>  ?v2)}
>>>
>>>       How can SQL know, without having the lookup table somehow
>>> specified (in a CASE statement or something equivalent), how to evaluate
>>> the FILTER clause?
>>>
>>>
>>> 3. Test Cases
>>> Kick-off the discussion around test cases, see
>>> http://www.w3.org/2001/sw/rdb2rdf/test-cases/
>>>
>>> Boris volunteered to be process owner re TC and will give some background
>>> on
>>> purpose and approach.
>>>
>>>
>>> 4. What are we going to do about the Default Mapping?  Separate document?
>>> Who can start a document for discussion?  Juan, Eric, Souri?
>>>
>>>
>>> 5. Discussion on next steps for SQL-based approach.
>>> Create FPWD? Who volunteers for editing this?
>>>
>>>
>>> 6. Syntax discussion
>>> See post from Richard and follow-ups on mailing list
>>> http://lists.w3.org/Archives/Public/public-rdb2rdf-wg/2010Aug/0038.html
>>>
>>> Options are:
>>>
>>>  + custom syntax
>>>   http://lists.w3.org/Archives/Public/public-rdb2rdf-wg/2010Aug/0055.html
>>>
>>>  + RDF/Turtle
>>>   http://www.w3.org/2001/sw/rdb2rdf/wiki/R2RML_in_Turtle
>>>
>>>  + XML
>>>
>>>
>>> http://www.w3.org/2001/sw/rdb2rdf/wiki/Example_of_SQL-based_RDB2RDF_Mapping:
>>> _Revision_1
>>>
>>>
>>> 7. AOB
>>>
>>
>
>

Received on Tuesday, 31 August 2010 11:37:40 UTC