Triggers in Sedna were designed to be analogous to SQL:2003 triggers, but natively base on XML query and update languages (XPath, XQuery and XML update language).
His recent work on XML query languages (notably XPath) has helped create the complexity-theoretical foundations of this area.
Tasks can be triggered by an XPath expression for filtering events from the Windows Event Log.
:The regular expression flavor defined in the W3C XPath standard; used in XPath 2.0, XSLT 2.0 and XQuery 1.0.
XPath is the standard mechanism used to refer to nodes and data items within XML.
It can also invoke R statistical services, local Java code, external tools on remote machines (via ssh), do XPath and other text manipulation, import a spreadsheet and include sub-workflows.
Uzbl uses the Web Kit layout engine, and therefore inherits support for many web standards, including HTML, XML, X Path, Cascading Style Sheets
XPath |
Application-oriented networking was popularized by Cisco Systems in response to increasing use of XML messaging (combined with related standards such as XSLT, XPath and XQuery) to link miscellaneous applications, data sources and other computing assets.
Saxon – alternative highly specification compliant XSLT/XPath/XQuery processor (supports both XSLT 1.0 and 2.0)
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Xalan – XSLT/XPath implementation, included in JDK 1.4 and above as the default transformer (XSLT 1.0).