Registry query language

[Elizabeth Auden]

> What form should the registry query language take?
> 1. an xml form of SQL (as for ADQL in the SkyNode document)
> 2. Xquery

My choice would be XQuery - I think it has more recent W3C standards than
any of the SQL implementations, and XQuery also has the benefit of
internet support and documentations from many projects on the web, not
just VOs.

cheers,
Elizabeth