[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: No to RELAX-NG (for now)
Len, a very happy new year to you, and everyone again. I like the way Len had put across his view points. However, I would say that -- "Necessity is the mother of invention", and alternate schemas if they exist, it is not because it is necessary to outdo others, rather because they are necessary for our applications. <warning>speaking for himself only<warning> cheers and regards - murali. On Thu, 3 Jan 2002, Bullard, Claude L (Len) wrote: > Some don't want to replace DTDs. They have the tools already > and their enterprise and partners are using them. > > Some don't want to rebuild working DTDs. They don't have to > unless some get their way and rip them out of XML as a means > to simplify their own systems at the expense of working systems. > > Moving from a DTD to an XML Schema isn't that hard if you have > the background and the support of your own enterprise and its > trading partners. If you haven't got a DTD, skip that and > move on to an alternative. It is a tool that is past its > prime. > > RELAX NG? Do you have the tools, do you need the tools, > do you have the background and the support of your own enterprise > and its trading partners? > > RELAX is marvelous. So is a DeLorian. I can't afford one > but I'll sure pull over and let it pass. I hope not to pay > for parts for one. RELAX NG becomes the tool of choice > when it is the affordable tool and enough other drivers have > them that the lines in the parking lot are sized appropriately. > Is RELAX today's tech? See above. It is a good thing to > know that independents are preparing tools. It will be > better when commercial sources deliver them. > > Mark is saying something obvious: despite the inclination of > the XML industry and its leaders to tweak, compete, and outdo > each other in pursuit of elegant designs (a fun and sometimes > noble pursuit), those who have to deliver on time and within > budget resist that tweaking. They have to. Note today's > USA Today in which the original 100 dot.com notables just got > reduced to 50 (even Commerce One was removed) to reflect > an industry in which shakeout, merger, and re-catergorization > are the dominant processes. Note that in some cases, other > standards efforts that depend on XML as a basis have to simply > punt away the newer draft specs and proceed on their own because > they cannot reliably predict when these specs will settle down > long enough to work with them. This isn't just "non-XMLers > who don't get it". Some are serious business interests who > have to move at a pace matched by returns on investment. It > is one thing to be a university funded project, an independently > wealthy developer, or even a poor and brilliant hacker; it is > another to work to schedule under contract with punitive provisions > for default. Again, some of us have to bet our companies on > reliable vendors such as Microsoft because when we carefully > consider the alternatives, the holders of those make the bets > too risky. Mark said "no for now". That isn't an unsensible > thing to say. "No now and forever" would be. > > So we can't dismiss Mark out of hand and we can't blame Internet > Time because the Internet is almost out of time, a condition of > it's own making. When something is working, it may seem stodgy > to dismiss innovation, and it is often risky, but it is as Ben > Franklin tells us, the bird worth holding. > > len > > -----Original Message----- > From: John Evdemon [mailto:jevdemon@v...] > > On Thursday, January 03, 2002 12:49 PM, Mark Evans wrote: > > > > Now we see schemas finally making their escape. That is a > > good thing. I dislike the idea of replacing them with > > something else. > > Even if the "something else" is easier to learn and use? > I imagine some people thought the same thing about replacing > DTDs with XML Schema. > > > Because schemas have been so long coming, everyone I meet is > > using DTDs. This kind of backwardness is caused by > > uncertain, zig-zag standards development. > > Given the significant investments in DTD development, moving > to XSD may not be a viable (or necessary) option. > > > I grant that RELAX NG may be better. Frankly, I've never heard of it > > until now. I looked at the web sites. Ho hum is my impression -- > > more XML tweaking when what the world needs is a stable XML standard. > > I suggest you go back and re-read the RNG spec - its an amazing bit of > work. > > ----------------------------------------------------------------- > The xml-dev list is sponsored by XML.org <http://www.xml.org>, an > initiative of OASIS <http://www.oasis-open.org> > > The list archives are at http://lists.xml.org/archives/xml-dev/ > > To subscribe or unsubscribe from this list use the subscription > manager: <http://lists.xml.org/ob/adm.pl> >
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