International Virtual Observatory Alliance

Difference: ADQL (1 vs. 2)

Revision 22015-06-09 - DaveMorris

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+ Astronomical Data Query Language
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+ Astronomical Data Query Language
 The Astronomical Data Query Language (ADQL) is the language used by the IVOA to represent astronomy queries posted to VO services. ADQL is based on the Structured Query Language, especially SQL 92; special restrictions and extensions have been defined in order to support generic and astronomy specific operations.
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+ Current ongoing activity
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+ Current recommendation
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+DAL Internal WD (2015-06-01): WD-ADQL-2.1-20150601 (or volute svn revision 2983)
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+The current IVOA Recommendation is ADQL-2.0, 30 October 2008.
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+ Previous activities and Versions
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+ Current activity
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+Last REC: ADQL-2.0 (2008-10-30)
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+ ADQL-2.0 Errata
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+Previous activities on ADQL, up to ADQL-2.0 Recommendation, can be found on the Virtual Observatory Query Language (VOQL) Working Group page, please note that that WG was merged to DAL on May 2010.
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+Accepted errata
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+Proposed errata
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+ ADQL-2.1 Working draft 
 

 DAL Internal WD (2015-06-01): WD-ADQL-2.1-20150601 (svn revision 2983)
 

 ADQL-2.x Discussion 


 ADQL-3.x Discussion 



 Document source 

The ADQL specification is based on the ivoatex environment.

The source code for the document can be found online in the volute repository.
 

 ADQL document
 

Use the following commmand to checkout a local copy of the document source.

    svn checkout https://volute.googlecode.com/svn/trunk/projects/dal/ADQL


 Previous versions 
 

 [[http://www.ivoa.net/Documents/WD/ADQL/ADQL-20050602.pdf][]]
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 META FILEATTACHMENT 
  attachment="WD-ADQL-2.1-20150601.pdf" attr="" comment="" date="1433514308" name="WD-ADQL-2.1-20150601.pdf" path="WD-ADQL-2.1-20150601.pdf" size="576052" user="MarcoMolinaro" version="1"
- META FILEATTACHMENT
+  attachment="WD-ADQL-2.1-20150601.pdf" attr="" comment="" date="1433514308" name="WD-ADQL-2.1-20150601.pdf" path="WD-ADQL-2.1-20150601.pdf" size="576052" user="MarcoMolinaro" version="1"

Revision 12015-06-05 - MarcoMolinaro

META TOPICPARENT	name="IvoaDAL"

Astronomical Data Query Language

The Astronomical Data Query Language (ADQL) is the language used by the IVOA to represent astronomy queries posted to VO services. ADQL is based on the Structured Query Language, especially SQL 92; special restrictions and extensions have been defined in order to support generic and astronomy specific operations.

Current ongoing activity

DAL Internal WD (2015-06-01): WD-ADQL-2.1-20150601 (or volute svn revision 2983)

Previous activities and Versions

Last REC: ADQL-2.0 (2008-10-30)

Previous activities on ADQL, up to ADQL-2.0 Recommendation, can be found on the Virtual Observatory Query Language (VOQL) Working Group page, please note that that WG was merged to DAL on May 2010.

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META FILEATTACHMENT	attachment="WD-ADQL-2.1-20150601.pdf" attr="" comment="" date="1433514308" name="WD-ADQL-2.1-20150601.pdf" path="WD-ADQL-2.1-20150601.pdf" size="576052" user="MarcoMolinaro" version="1"

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