grtjn
/ xqy-sample.xqy
Created
October 20, 2011 06:45
A small example of XQuery code that searches for books with the string ‘XQuery’ in its title..
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| xquery version '1.0'; | |
| (: A small example of XQuery code that searches for books with the string ‘XQuery’ in its title.. :) | |
| <html> | |
| <body> | |
| <ul>{ | |
| (: Search all books :) | |
| for $b in collection('books')/book |
grtjn
/ compare-xsl.xqy
Created
October 20, 2011 13:06
A brief comparison between XQuery and XSLT code
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| (: A brief comparison between XQuery and XSLT code :) | |
| (: For-each in XQuery.. :) | |
| for $b in $books | |
| order by $b/title | |
| return | |
| $b/title | |
| (: For-each in XSLT.. :) |
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| (: A small example of XPath Full Text.. :) | |
| (: Search books of which the title begins with | |
| ‘XQuery’ and ‘novelties’ :) | |
| //book[ | |
| title contains text 'XQuery' ftand 'novelties' | |
| ordered distance at most 2 words at start | |
| ] |
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| (: A small example of Update Facility.. :) | |
| (: Add a new book.. :) | |
| insert node | |
| <book><title>XQuery novelties revisited</title></book> | |
| as last into doc('books.xml')/books |
grtjn
/ sample-xqddf.xqy
Created
October 20, 2011 13:33
A small example of XQuery Data Definition Facility..
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| (: A small example of XQuery Data Definition Facility.. :) | |
| (: Declare a ‘users’ collection :) | |
| declare collection users as element()*; | |
| (: Declare an index on top of ‘users’ using @id :) | |
| declare automatically maintained index users-by-id | |
| on nodes xqddf:collection( xs:QName("users") ) | |
| by @id as xs:string; |
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| (: Small example of using versioning.. :) | |
| (: Search for older editions of the current book | |
| : of which the price was twice as much. | |
| :) | |
| past::book[(price div 2) ge current()/price] |
grtjn
/ sample-xqsx.xqy
Created
October 20, 2011 13:36
A brief exampe of XQuery 3.0 + Scripting Extensions..
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| (: A brief exampe of XQuery 3.0 + Scripting Extensions.. :) | |
| (: This example was taken from a Twitter application | |
| : written in XQuery! | |
| :) | |
| (: Follow functionality of Twitter :) | |
| declare sequential function twitter:follow-friend() | |
| { | |
| (: Get the id of user to be followed.. :) |
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| <xsl:stylesheet version="2.0" | |
| xmlns:xsl="http://www.w3.org/1999/XSL/Transform" | |
| exclude-result-prefixes="#all"> | |
| <!--+ | |
| | Output specs | |
| +--> | |
| <xsl:output method="xml" encoding="UTF-8" indent="no" omit-xml-declaration="yes"/> | |
| <xsl:preserve-space elements="*" /> |
grtjn
/ nq2xml.xsl
Created
June 27, 2012 08:32
Convert a single line of a turtle .nx or .nq file to xml
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| <xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:local="local" xmlns:xdmp="http://marklogic.com/xdmp"> | |
| <xsl:variable name="quot">"</xsl:variable> | |
| <xsl:variable name="encoded-string-pattern">^"(([^\\"]+|\\[\\"nrt]|\\u[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]|\\U[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])+)"(.*)</xsl:variable> | |
| <xsl:template match="/"> | |
| <!-- http://dbpedia.org/Downloads37 --> | |
| <!-- example input: |
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| ntripleDoc ::= (line eoln?)* EOF | |
| line ::= comment | triple | |
| triple ::= subject predicate object context? '.' | |
| subject ::= uriref | nodeID | |
| predicate ::= uriref |
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