# Qizx/open

Qizx/open is an open-source Java implementation of the latest XML Query specifications.

| March 12, 2004: Qizx/open 0.3 released. Changes. public beta release of the commercial XML store and query product (codename Qizx) planned for beginning of April.

#### Features:

- Implements all features of the language, except Schema import and validation (will be added when the W3C Recommendation will be published), and a few functions related to type xs:duration.
  - most recent syntax; all language constructs including type-related (typeswitch, cast, treat as); module import; static checking feature (basic types); Full Axis feature;
- Extensions: serialization, SAX2 output, error handling, text search, Java binding, Web Applications.
- Executes successfully all the W3C use-cases, except STRONG which uses schemas. [As of October 2003, according to the Bumblebee test harness. Results may be temporarily affected by instabilities in specifications and use-cases. ]
- Qizx/open is apparently the fastest open-source XML Query implementation currently (for basic execution: the open-source version cannot search indexed collections).

Download | Documentation | XQuery resources
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