It uses XML and Unicode internally to index and cache documents, supports XQuery, wildcards, parametric search, sorting by field as well as relevance, and over 250 file formats. Note: Part 1 of this article is here: SearchDay - Special Search Tools...
W3C QUery 1.0 updates http://www.searchtools.com/info/xml.html#xquery http://www.w3.org/TR/xquery http://www.w3.org/TR/xmlquery-use-cases http://www.w3.org/TR/xmlquery-use-cases#text http://www.w3.org/TR/query-datamodel/ New drafts for QUery 1.0...
Free-text search for XML fields in hierarchies, compatible with XQL and XQuery (W3C Query Language draft). However, there's an entire other category of search that's of interest to many people -- search tools and products that make sites and...