> -----Original Message-----
> From: Z39.50 Next-Generation Initiative [mailto:[log in to unmask]] 
> On Behalf Of Mike Taylor
> Sent: Tuesday, June 29, 2004 9:21 PM
> To: [log in to unmask]
> Subject: Re: CQL binary terms (was Scan)
> 
> > Date: Tue, 29 Jun 2004 17:15:38 +0100
> > From: Robert Sanderson <[log in to unmask]>
> >
> > > I'm not too sure about this list either - but we definitely need
> > > base64Binary and hexBinary (these being the two XML 
> Schema types for
> > > binary information in XML) and possibly quotedPrintable.
> >
> > So, to put it all together:
> >
> > cql.base64
> > cql.hex
> > cql.quotedPrintable
> > cql.content-type=""
> 
> More or less.  I'm not familiar with hex, and would like to see a
> brief justification for it before giving my daughter's hand.

Because it is one of the two binary encoding types supported by XML
Schema, so would be one of the two encodings used if you were passing
binary data as the content of a XML element (as you might in fact be
doing in an XML record schema that needs to have binary content), and
would be supported by most XML toolkits.

Matthew