(r2) ADQL < IVOA

IVOA Web>IvoaDAL>ADQL (revision 2) (raw view)~~EditAttach~~

---++ 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 recommendation

The current [[http://www.ivoa.net/documents/ADQL/][IVOA Recommendation]] is ADQL-2.0, 30 October 2008.

---+++ Current activity

---+++++ ADQL-2.0 Errata

Accepted errata

Proposed errata

---+++++ ADQL-2.1 Working draft

   * DAL Internal WD (2015-06-01): [[%ATTACHURL%/WD-ADQL-2.1-20150601.pdf][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 [[https://code.google.com/p/volute/][volute]] repository.

   * [[https://code.google.com/p/volute/source/browse/#svn%2Ftrunk%2Fprojects%2Fdal%2FADQL][ADQL document]]

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

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

---++++ Previous versions

   * [[http://www.ivoa.net/Documents/WD/ADQL/ADQL-20050602.pdf][]]


<!--
      * Set ALLOWTOPICRENAME = IVOA.TWikiAdminGroup
-->

Attachments

Topic attachments
I	Attachment	History	Action	Size	Date	Who	Comment
pdf	WD-ADQL-2.1-20150601.pdf	r1	manage	562.6 K	2015-06-05 - 14:25	MarcoMolinaro

Topic revision: r2 - 2015-06-09 - DaveMorris

IVOA

Log in or Register

IVOA.net
Wiki Home
WebChanges
WebTopicList
WebStatistics

Twiki Meta & Help
IVOA
Know
Main
Sandbox
TWiki

TWiki intro
TWiki tutorial
User registration
Notify me

Working Groups

Interest Groups

Committees

Stds&Procs

www.ivoa.net
Documents
Events
Members
XML Schema