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Nice answers especially for (2) which is what I'd love to be the behavior of XQuery that actually makes it into the REC. Good talking to you. -- PITHY WORDS OF WISDOM He who laughs last didn't catch on very fast, did he? This posting is provided "AS IS" with no warranties, and confers no rights. > -----Original Message----- > From: Chris Parkerson [mailto:cparkerson@i...] > Sent: Monday, July 22, 2002 8:14 PM > To: Dare Obasanjo; xml-dev@l... > Subject: RE: [ANN] Ipedo XML Database 3.1 Now Available > > > Dare: > > More answers: > > 1) Just like anyone else that would take this risk to make > customers happy, we'll cross that bridge when we get to it > and provide any necessary migration path for our customers to > the final specification. We had to do the same for XML Schema > when we were implementing early drafts. Supporting the > standard is important, but not as important as serving our > customers' needs. > > 2) (From our XQuery engineers): The result of your query is > the boolean value "false" since the constructed element foo > gets a type annotation of "xs:anyType". If the constructed > element had been "validated" (i.e., a validate expression was > used to validate the constructed element with respect to the > schema definitions in scope), it would have had a type > annotation corresponding to fooType, and the "instance of" > operator would have returned "true". > > Hope this helps, > Chris > > Chris Parkerson > Product Manager > http://www.ipedo.com > Direct (650)306-4027 > Fax (650)306-4001 > > > > -----Original Message----- > From: Dare Obasanjo [mailto:dareo@m...] > Sent: Monday, July 22, 2002 5:50 PM > To: Chris Parkerson; xml-dev@l... > Subject: RE: [ANN] Ipedo XML Database 3.1 Now Available > > > Thanks for your response. > > So now I have more questions: > > 1.) So what happens if the XQuery WG decides to add update > syntax & semantics which differ significantly from Jonathan > Robie's draft as happened with Microsoft with both XSL/XSLT > and XDR/XSD? > > 2.) So since you have schema importation abilities and schema > aware processing can you tell me the results of this query > according to your product > > Given the following schema > > <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" > elementFormDefault="qualified" > targetNamespace="http://www.example.com" > xmlns:myns="http://www.example.com"> > > <xs:element name="foo" type="myns:fooType" /> > > <xs:complexType name="fooType" > > <xs:element name="bar" minOccurs="3" maxOccurs="6" /> > </xs:complexType> > > </xs:schema> > > and the query > > schema namespace myns="http://www.example.com" at > "http:/www.example.com/foo.xsd" > $foo = <myns:foo>{ > document("http://www.example.org/bar.xml")//myns:bar }</myns:foo> > $foo instance of element of type myns:fooType > > what is the result according to your product or do the above > 3 lines utilize an unsupported feature? > > Thanks again for your answers. > > -- > PITHY WORDS OF WISDOM > He who laughs last didn't catch on very fast, did he? > > This posting is provided "AS IS" with no warranties, and > confers no rights. > > > > > -----Original Message----- > > From: Chris Parkerson [mailto:cparkerson@i...] > > Sent: Monday, July 22, 2002 5:34 PM > > To: Dare Obasanjo; xml-dev@l... > > Subject: RE: [ANN] Ipedo XML Database 3.1 Now Available > > > > > > Dare: > > > > Answers to your questions: > > > > - We implemented the SoftwareAG XQuery update proposal presented by > > Jonathan Robie with a few extensions. Our goal is to bring > our XQuery > > update implementation in-line quickly with whatever the > final spec is. > > > > - We support the data types defined in XML Schema - Part 2 > > (DataTypes) > > <http://www.w3.org/TR/2001/REC-xmlschema-2-20010502/>. So, > > we import our type definitions from the schema: either the > > schema of the document being queried (which we know, if it is > > stored in a typed collection) or a schema defined with the > > XQuery SCHEMA function (for documents stored in untyped > > collections for which we do not know the schema). > > > > We have two members on the XML Query Working Group monitoring > > everything to make sure our implementations are not too far > off. But, > > we can't and our customers cannot wait for the W3C to hash > everything > > out, so we move on => > > > > Hope this helps, > > Chris > > > > Chris Parkerson > > Product Manager > > http://www.ipedo.com > > Direct (650)306-4027 > > Fax (650)306-4001 > > > > > > > > -----Original Message----- > > From: Dare Obasanjo [mailto:dareo@m...] > > Sent: Monday, July 22, 2002 4:16 PM > > To: Chris Parkerson; xml-dev@l... > > Subject: RE: [ANN] Ipedo XML Database 3.1 Now Available > > > > > > > -----Original Message----- > > > From: Chris Parkerson [mailto:cparkerson@i...] > > > Sent: Monday, July 22, 2002 4:03 PM > > > To: xml-dev@l... > > > Subject: [ANN] Ipedo XML Database 3.1 Now Available > > > > > > > > > Ipedo has released a new vision of it's award-winning XML product > > > suite. This new version includes an updated version of the > > Ipedo XML > > > Database, PC Magazine's Editor's Choice > > > <http://www.pcmag.com/article2/0,4149,63211,00.asp> for Best XML > > > Database, and Ipedo Web Express, a toolkit that accelerates > > > development of XML-based J2EE web applications. Other new > > features in > > > the 3.1 release include: > > > - Update support via XQuery - extensions to Ipedo's > XQuery interface > > > > to support granular XML updates, in-line with the current update > > > syntax proposals before the W3C > > > > Two questions: > > > > 1.) What update syntax proposals before the W3C? > > > > 2.) According to your website's[0] "Features At A Glance" > section your > > product has > > > > * Support for the latest XML standards including XML > Schema, XQuery > > and XSLT > > > > Given that the current XQuery working draft[1] states > > > > "XQuery is a strongly typed language. Rules for assigning types to > > XQuery expressions are described in [XQuery 1.0 Formal > Semantics]. A > > query may import type definitions from a Schema, according to rules > > that will be specified in a future edition of [XQuery 1.0 Formal > > Semantics]." > > > > > > I am curious as to how you guys support XQuery since the > type system, > > schema importation and the entire formal semantics is pretty much > > still in a state of flux with significant questions still to be > > answered. Does Ipedo implement the XQuery type system? If > so which W3C > > document does it conform to and if not isn't that the whole > point of > > XQuery? > > > > I guess I could just download the trial version (if there > are no legal > > issues) but its always good to talk to XQuery implementers since I > > don't think I've read or heard any opinions/comments about it from > > anyone that doesn't work for MS. > > > > > > [0] http://www.ipedo.com/html/products_xml_dat.html > > [1] http://www.w3.org/TR/2002/WD-xquery-20020430 > > > > -- > > PITHY WORDS OF WISDOM > > Going the speed of light is bad for your age. > > > > This posting is provided "AS IS" with no warranties, and confers no > > rights. > > > > > > > > >
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