This document contain a few example queries to illustrate what is possible using TAP and the EuroVO registry. For questions, suggestions or problem reports, contact the Euro-VO Registry Support.
SELECT ivoid, access_url FROM rr.capability NATURAL JOIN rr.interface WHERE standard_id like 'ivo://ivoa.net/std/tap' AND intf_type='vs:paramhttp'
SELECT ivoid, access_url FROM rr.capability a NATURAL JOIN rr.table_column b NATURAL JOIN rr.interface c WHERE a.standard_id='ivo://ivoa.net/std/conesearch' AND c.intf_type='vs:paramhttp' AND b.ucd='src.redshift'
SELECT ivoid FROM rr.resource WHERE ivoid LIKE 'ivo://org.gavo.dc%'