XML Database Technologies (was Re: storing xml files into database)

[Ron Schmelzer <rschmelzer@zapthink.com>]

ZapThink will be releasing a report on ALL of these XML Database
technologies by the end of this week. If you are interested in receiving
information on this report, please email info@zapthink.com with a request,
or visit www.zapthink.com for more information on our XML Industry Analysis
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We will cover in our "2001 XML Database and Persistence Engine Technologies
Report":

The report will cover:

  a.. Software AG (Tamino)
  b.. eXcelon
  c.. Microsoft
  d.. Oracle
  e.. IBM
  f.. Ipedo
  g.. Neocore
  h.. Infonyte
  i.. Nimble Technology
  j.. XYZFind
  k.. GoXML (XML Global)
  l.. IXIAsoft
  m.. Computer Associates (VISION)
  n.. Poet Software
  o.. X-Hive
  p.. BirdStep
  q.. PyBiz
  r.. dbXML Group
And will evaluate the market size and positioning, side by side comparisons,
and help readers understand the differences between these vendors. The
report will cost $795, and will be released next Monday.

Ron Schmelzer
Senior Analyst
ZapThink, LLC
XML Industry Analysts
www.zapthink.com
----- Original Message -----
From: "Kimbro Staken" <kstaken@dbxmlgroup.com>
To: <gharesh@vsnl.com>
Cc: "Xml-Dev" <xml-dev@lists.xml.org>
Sent: Monday, September 10, 2001 12:32 PM
Subject: Re: storing xml files into database


> Definitely take a look at dbXML it is about the closest you'll find to
> fulfilling your requirements, especially given your price constraints
(i.e.
>   free). http://www.dbxml.org The only thing it is missing is full text
> query but if you really need that then contact me and we might be able to
> figure it out. A new beta will be available this week.
>
> Kimbro Staken
> The dbXML Group L.L.C. - http://www.dbxmlgroup.com/
> Embedded XML Database Software and Services
>
> On Monday, September 10, 2001, at 05:56 AM, Haresh Gujarathi wrote:
>
> > Hi Soumitra,
> >
> > thx for ur reply.
> >
> >
> > Why file system seems to be inconvenient for me?
> > 1. I already have some data in the RDBMS database. So I have to manage
> > (backup, maintain etc) 2 things the rdbms data and the xml files on the
> > local file system.
> > I would like to store everything in one type of storate system.
> >
> > (well I can get rid of the rdbms by keeping this data again in xml
files)
> >
> > 2. If I store the xml files in database, security of the data can be
> > manages in much better fashion
> >
> > 3. This is what I assume ==> If I store the xmls in xml aware database
> > system,
> > -- creating DOM from the blob
> > -- performing queries
> > -- performing XSLT , XPath might be much efficient
> > -- besides I will need indexing and searching capabilities
> >
> >
> > Basically this is my requirement;
> > I have built an internet based application; where new users come in;
> > create account; a new xml file is created for each of the new user.
> > His personal information (name, email address, etc, his profession
> > related data) will be stored in the xml file. (This data is highly
> > structured and hierarchical)
> > I expect the size of each xml to be 10k to 30k.
> >
> > The same user can come into the system again to modify and update his
> > information; that time the application builds DOM and keeps the DOM in
> > the memory till the user logs out.
> >
> > Other users can come into the system and can view the data of other
users.
> >  There maintainance of DOM is not required but lot of XSLT and XPath
> > queries will be performed. This is where I need to achieve better
> > efficiency (I have not yet got any answers to it)
> >
> > I want to to perform the XSLT and XPath as efficiently as possible.
> >
> > Search capabilities;
> > 1. indexing on the elements and attributes of the elements
> > I should be able to specify in the configuration what elements and
> > attributes should be indexed;
> >
> > 2. full text indexing
> >
> > Now there are few responses to this thread which suggest to use eXcelon
> > and Ipedo. I will start evaluating them. But I wonder if I can use them.
> >
> > Mine is not an enterprise application; I plan to price tag this
> > application at about US$ 2,000-4000. And using these specialized xml db
> > servers would be commercially unviable. That is why I am looking for a
no
> > cost solution. However I am definitely looking for prospects where a
high
> > performance is required for the custiomers of my product. There I can
> > provide a customized solution.
> >
> > Hope this gives more Idea as to what am I upto.
> >
> > regards
> > Haresh
> >
> >
> > -----Original Message-----
> > From: Soumitra Sengupta, Ph.D. [mailto:soumitra@b-bop.com]
> > Sent: Sunday, September 09, 2001 10:32 PM
> > To: gharesh@vsnl.com
> > Cc: Xml-Dev
> > Subject: Re: storing xml files into database
> >
> >
> >
> > Haresh Gujarathi wrote:
> >
> > Naturally there is inconvenience in storing the xmls on the file system.
> >
> >
> > Could you explain your requirements a bit more. Why is it that you find
> > the filesystem inconvenient?
> >
> >
> > I am looking for 2 solutions ; a zero cost solution
> >
> > If you go back and check the archives of this list, you will find
> > announcements for couple of open source initiatves.
> >
> > and reasonable cost solutions (may be involving the xml aware databases
> > like Ixiasoft xml server)
> >
> > Take a look at our Xfinity Server. It is a reasonable cost solution and
> > is fully XML aware.
> > http://www.b-bop.com/products_xfinity_server.htm
> >
> >
> > 1. In considering a database as storage mechanism, what advantages I
> > would get
> > 2. In such scenario what other people do?
> > 3. If I want to store the xmls in say MySQL, how do I do it and does
> > mysql have any special features?
> >
> > Xfinity is tested on MySQL on Linux.
> >
> > 4. What about MS-SQL server;
> >
> > Xfinity supports MS-SQL Server 7.0 and 2000.
> >
> > 5. Should xmls be stored as blobs in the rdbms databases?
> >
> >
> > Depends on whether you need granular access to your XML documents or
not.
> > Also what kind of search capabilities you need and what performance
> > requirements you have.
> >
> > 6. Optionally, I am also looking for 'search' ability where the database
> > should be able to index the elements of xml file and perform search.
> >
> >
> > A better explanation of your requirements would help but Xfinity
supports
> > "all of the reqs" you mention here out of the box.
> >
> > regards
> > Haresh Gujarathi
> >
> >
>
>
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