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16 kwi 2019 · BaseX 9.2 – The Spring Edition. We are more than pleased to announce version 9.2 of BaseX, our XML framework, database system and XQuery 3.1 processor. This time, we have put a special focus on performance improvements: XQuery Performance. comparisons will more often be rewritten to hash joins.
- XQuery
XQuery’s full-text extension makes BaseX an ideal tool to...
- XQuery
XQuery’s full-text extension makes BaseX an ideal tool to build high-performance information retrieval systems. More than 20 languages available along with support for wildcards, stemming, case sensitivity, diacritics, TF/IDF scoring and stop words.
This article provides a summary of the most important features of the upcoming recommendation of XQuery 4.0 that are already available in BaseX. Please note that the current specification is in draft status, so everything is subject to change until it is finalized.
This article demonstrates different ways to invoke Java code from XQuery, and it presents extensions to access the current query context from Java. The Java Binding feature is an extensibility mechanism which enables developers. to directly access Java variables and execute code from XQuery.
XQuery BaseX provides an implementation of the W3 XPath and XQuery languages that is tightly coupled to the underlying database store. The query processor is also a flexible general-purpose processor that can access and process local and remote sources and output results in a variety of formats.
31 paź 2020 · XQuery does not have a standard function to evaluate a dynamically-constructed XPath expression. Many XQuery processors offer some kind of extension function that does this, however. For example, BaseX offers query:eval():
The following queries all yield true: xs:hexBinary('') < xs:hexBinary('bb'),xs:hexBinary('aa') < xs:hexBinary('bb'),max((xs:hexBinary('aa'), xs:hexBinary('bb'))) = xs:hexBinary('bb') Collations. XQuery 3.1 provides a default collation, which allows for a case-insensitive comparison of ASCII characters (A-Z= a-z).
