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XQuery 1.0 and XPath 2.0 - syntax and .Net 3.5 15 Years Ago by TheBrenda XQuery 1.0 and XPath 2.0 have some functions listed ….5 framework? (3) Where can I find an example of XQuery. I am unfamiliar withit. Thanks Re: Xquery in DB2 16 Years Ago by dilasing …the query. There are manly two important kinds of XQuery expressions: i) FLWOR expressions ii) Path expressions. A… a SELECT-FROM-WHERE expression in SQL, an XQuery FLWOR expression may contain several clauses that begin with… example FLWOR expression to retrieve client fax data: xquery for $y in db2-fn:xmlcolumn('CLIENTS.CONTACTINFO')/… Re: Xquery in DB2 16 Years Ago by dilasing … new query language designed specifically to work with XML data. Xquery is a part of the W3C industry standard. It lets… can retrieve XML documents or document fragments using XQuery. You can also write XQuery that include XML-based predicates to "filter… Re: Xquery in DB2 16 Years Ago by dilasing XQuery supports XPath expressions that allow users to navigate through an … with a traditional computer file system. A path expression in XQuery consists of a series of "steps" separated by…/developerworks/db2/library/techarticle/dm-0604saracco/[/url] to learn basic XQuery expressions for querying DB2 XML data… Re: Xquery in DB2 16 Years Ago by dilasing To execute an XQuery directly in DB2, you must preface the query with the keyword XQuery. This instructs DB2 to invoke its XQuery parser to process your request. You only need to do this if you are using XQuery as the outermost (or top level) language. If you embed XQuery expressions in SQL, you don't need to preface them with the XQuery keyword. Re: Xquery in DB2 16 Years Ago by dilasing …form of XML into another. For example, you can use XQuery to retrieve all or part of your stored XML documents… XML elements that are part of an unordered HTML list: xquery <ul> { for $y in db2-fn:xmlcolumn('…query begins simply enough with the xquery keyword to indicate to the DB2 parser that XQuery is being used as the primary… Re: Xquery in DB2 16 Years Ago by dilasing … adding a predicate to the path expression, xquery db2-fn:xmlcolumn('CLIENTS.CONTACTINFO')/Client/Address[zip…Jose using following queries: Using FLWOR expression: xquery for $y in db2-fn:xmlcolumn('CLIENTS.CONTACTINFO…quot; return $y/email Using path expression: xquery db2-fn:xmlcolumn('CLIENTS.CONTACTINFO')/Client[Address/zip… Re: Xquery in DB2 16 Years Ago by dilasing … you can write "bilingual" queries that include both XQuery and SQL expressions. DB2 will process and optimize these queries… as well. To embed SQL in an XQuery, you use the db2-fn:sqlquery function in place …db2-fn:sqlquery must only return XML data; this enables XQuery to further process the result of the SQL query. … Re: Xquery in DB2 16 Years Ago by dilasing Yes, we can use conditional expressions in XQuery. XQuery's ability to transform XML output can be combined with … is how you can use an XQuery if-then-else expression to accomplish this task: xquery [code]for $y in db2-fn… XQuery Select nodes associated with max() 11 Years Ago by FakeTales …> </Products> </dataroot> I then use XQuery to locate the max UnitPrice which is $263.50…, Xquery Shown below xquery version "1.0"; <dataroot> { let $x… Re: Xquery in DB2 16 Years Ago by dilasing Also, XQuery lacks null values because XML documents omit missing or unknown …. SQL uses nulls to represent missing or unknown data values. XQuery returns sequences of XML data; SQL returns result sets of… various SQL data types. XQuery operates only on XML data. SQL operates on columns defined… Re: Xquery in DB2 16 Years Ago by dilasing … a first-class language, allowing users to write Xquery expressions directly rather than requiring that users embed or wrap … several popular SQL/XML expressions to query DB2 XML data XQuery. Re: Xquery in DB2 16 Years Ago by ssahil11 I have a problem while selecting XML data. The XML data elements have different namespaces and my query could not retrieve all records. How do I retrieve all XML records using XQuery. The XQuery I am trying out is as given below. XQuery db2-fn:xmlcolumn('BUSINESSES.XMLINFO')/businessesname Re: Xquery in DB2 16 Years Ago by ssahil11 I have a problem while selecting XML data. The XML data elements have different namespaces and my query could not retrieve all records. How do I retrieve all XML records using XQuery. The XQuery I am trying out is as given below. XQuery db2-fn:xmlcolumn('BUSINESSES.XMLINFO')/businessesname Re: Xquery in DB2 16 Years Ago by dilasing … a first-class language, allowing users to write Xquery expressions directly rather than requiring that users embed or wrap … several popular SQL/XML expressions to query DB2 XML data XQuery. Xquery in DB2 16 Years Ago by ssahil11 I have recently started working with DB2 database. I have heard about Xquery. What exactly Xquery is? Re: Xquery in DB2 16 Years Ago by dilasing Many SQL users mistakenly assume that XQuery is very similar to SQL. However, XQuery differs from SQL in many ways largely because the… Re: Xquery in DB2 16 Years Ago by dilasing The problem here is due to the company namespaces. You need to rewrite your XQuery as given below. XQuery db2-fn:xmlcolumn('BUSINESSES.XMLINFO')/*:businessesname Re: Xquery in DB2 16 Years Ago by ssahil11 I have heard that XQuery is similar to SQL. Is it true? Re: Xquery in DB2 16 Years Ago by ssahil11 What is Path Expression in Xquery? Re: Xquery in DB2 16 Years Ago by dilasing … to optionally return something that is computed from each item. XQuery FLWOR expression may contain multiple clauses denoted by keywords. The… Re: Xquery in DB2 16 Years Ago by s.piyush58 Can someone tell more about DB2 support for Xquery? Re: Xquery in DB2 16 Years Ago by s.piyush58 Can I use Xquery and SQL both in single query in DB2? Re: Xquery in DB2 16 Years Ago by dilasing You can also use XMLQuery function which lets you project XML into the SQL result set returned from your SQL/XML query. It's commonly used to retrieve one or more elements from XML documents. Again, as you might imagine, the XMLQuery function takes an XQuery expression as input. Re: Xquery in DB2 16 Years Ago by ssahil11 Can any one explain about the expressions that XQuery provides? Re: Xquery in DB2 16 Years Ago by ssahil11 Can we use conditional expressions in XQuery? Convert XML data into readable format using Xquery 9 Years Ago by samsons17 …multiply the two numbers. And I have this Xquery function that suppose to convert this XML data into…> </divide> </expr> the Xquery function will be able to convert this into "2…function Below is the sample of the Xquery that I am working right now : **Xquery File :** declare function local:convertExpr($expr)… Re: Opensource projects to contribute in areas of XML, XPath, XQuery and XSLT. 12 Years Ago by dknochen …emerging multi-cultural open XML/XPath/XQuery community at [URL="http://www.xquery.me"]xquery.me[/URL]. We do some… fancy fully open source libraries in xquery (e.g. we have a library for interfacing with… Amazon web services in 100% XQuery code -> see [url]https://github.com/dknochen/xaws… xslt, xpath, xquery 14 Years Ago by some_one_ … structure. I believe I can use either XSLT, XPath, or XQuery to achieve this... or maybe something else altogether? I don… pros and cons to using one over another. XPath and XQuery look like they have a lot in common. Any feedback… Re: xslt, xpath, xquery 14 Years Ago by rrusin I think you can go ahead with XQuery. I have done a tutorial on how to do this recently. There is complete working source code provided and a simple XML transformer in XQuery: [URL="http://rrusin.blogspot.com/2010/01/xquery4j-in-action.html"]http://rrusin.blogspot.com/2010/01/xquery4j-in-action.html[/URL] Regards