[postgis-users] Metadata (fgdc, etc)?

[Nick Bower]

> IMHO Metadata and datastores are or should be separate functions.
> Datastores provide access to vertices, Linestrings, Polygons, Raster
> data, ....
> Metadata servers provides a single, searchable repository to the
> datastores avaliable at a location or enterprise.
> ....
> Geonetwork stores metadata records as a BLOB in the database.  That
> means the entire XML document of a metadata entry is stored in a single
> field.
> You can very easily use XSLT functions in Postgresql or in any client
> application to transform your metadata into any of the various formats
> that are useful to you.

How do combined spatial + metadata searches work in this case?  Sequentially 
with temporary tables maybe?