[plt-scheme] [ANN] Sedna XML DB with Scheme API is now available on Linux

Hi,

Sedna XML database system with Scheme API and its PLT-compatible
implementation is now avaliable on Linux platform.

New:
- Support for Linux platform
- Support for document collections (that allows effective querying over a
large collection of similar XML documents)
- XQuery support extensions: XML namespaces, user-defined XQuery functions
- C API for application development

Features:
- Available for free in open source form under Apache License 2.0
- Native XML DBMS implemented from scratch in C/C++ and Scheme
- Support for the W3C XQuery language (partial support for the latest
working drafts of 29th October 2004)
- Support for a declarative update language
- Native XML data storage structures designed for efficient support for both
queries and updates (no underlying relational or another DBMS). The XML data
storage is based on descriptive schema (derived from data, also called
DataGuide)
- Efficient support for stand-alone XML documents with arbitrary structures
and collections of XML documents with similar structures
- Java API, Scheme API and C API for application development
- Open client/server protocol over sockets that allows implementing APIs for
other programming languages
- Administration via easy-to-use command line utilities
- Supplied with extensive documentation including Quick Start
- Support for Windows and Linux platforms

Please, notice that using the client/server protocol you can easily
implement APIs for your favorite programming language. We will be happy to
support you in doing this.

Sedna version 0.3, documentation, benchmarks, papers, etc. can be found at
http://www.modis.ispras.ru/Development/sedna.htm

Cheers,
Maxim Grinev
The Sedna team