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VOQL WG May 24 & 25, 2004 Masatoshi Ohishi. Agreement at the Cambridge Meeting Two level approach Level-1 : Extended SQL-based QL as the first version,

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Presentation on theme: "VOQL WG May 24 & 25, 2004 Masatoshi Ohishi. Agreement at the Cambridge Meeting Two level approach Level-1 : Extended SQL-based QL as the first version,"— Presentation transcript:

1 VOQL WG May 24 & 25, 2004 Masatoshi Ohishi

2 Agreement at the Cambridge Meeting Two level approach Level-1 : Extended SQL-based QL as the first version, we develop a prototype by the end of 2003, and will revise by the end of 2004.(Wil OMullane and Naoki Yasuda) Level-2 : Higher-level VOQL will be based on the XML-based QLs. Need to watch progress on XML-based QLs. (Ed Shaya and Patrick Dowler)

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4 Progress SkyNode Interface ver developed by OMullane and Yasuda et al., and has been submitted last year ADQL ver very recently submitted for review

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6 Roadmap as of March 30, 04 May 2004 version Implementation based on ADQL 0.7.4, and review its functionality and performance. To brush up XML schema, and to review verbs and operands of ADQL ( discussion) To prepare proposals toward ADQL 0.8, and to submit to our group May 24-28, 2004 Interop meeting Discussion toward ADQL 0.8 & interaction between us and Registry/DAL/DM groups June 4-9, 2004 Honolulu Report progress in and requests from IVOA to GGF, including Query Language SKIPPED to Brussels Implementation based on ADQL 0.8, and review its functionality and performance. Discuss via s how to incorporate requests from Registry/DAL/DM groups Prepare proposals toward ADQL 0.9, including brushing-up the XML schema and so on. Submission by the chair to our group. Sep 2004 Interop meeting Agreement --> ADQL 0.9 & interaction between us and Registry/DAL/DM groups After interaction with Registry/DAL/DM groups and discussion within our group we prepare a draft for ADQL 1.0. When it has been approved by the IVOA executive committee, it will become ADQL 1.0 !!

7 VOQL WG Agenda 1. Experience on ADQL and SkyNode, and improvements toward version 0.8 Wil OMullane (implementation of ADQL & SkyNode, openSkyQuery node) Ramon Williamson (Java node) Clive Page (Enhancement to ADQL, XMATCH) Martin Hill (Units in ADQL) Clive Page (Units in ADQL) Yuji Shirasaki (Syntax of ADQL/s) 2. Relationship with other WGs, especially Registry, DAL and DM groups Martin Hill (Implementing a DAL with asynchronous Queries) followed by general discussion on this agenda 3. Our Roadmap in months Discuss our roadmap in middle- and long-range, possibly including report(s) on progress of XML- based query languages. 4. AOB

8 Targets in this WS Progress Report on each activity Discussion on Implementations on ADQL, SkyNode etc. Proposed improvements on current working draft on ADQL Review Interactions with Other WGs Review our Roadmap for next months

9 VOQL sessions May 24 14:00-17:30 May 25 Jefferson 256


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