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Abacus Technologies Relational XQuery is an XQJ compatible XQuery processor that provides the ability to execute XQuery against both relational and XML data sources. Relational data can be transformed to any XML schema using XQuery's powerful features.
The BioDataServer is a database integration system. It implements a mediator-wrapper architecture and offers a SQL interface. The data integration is based on user defined intergrated schema and adapter that wrap any kind of data source.
A powerful cross-platform RDBMS with a pluggable carefully designed layered architecture. Actually is going multi-user and transactional. Check out vishnu.sourceforge.net to see what we are doing.
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The Malete database core is the new basis of OpenIsis,
which has its roots in the UNESCO CDS/ISIS database.
Traditionaly used in libraries; now a general purpose highspeed database.
CSDerby is not CloudScape-Derby(for Java) but rather Derby forked/ported to CSharp. Specifically it is intended to be a native c# Embedded DB for the mono/net platform with the ADO.NET API instead of the JDBC API.
JucaDB is a relational database engine written in Java, supporting a subset of ANSI SQL-92. There is a JDBC driver with full suport. Client-server, referential-integrity and other features are implemented.
AJAX JDBC ResultSet in Javascript. Uses XMLHTTP to send xml server data to a web browser HTML form with no refresh, reload or submit (like Google Suggest). Data can be SQL, object relational map (like Hibernate), XML, other mapping (like SOAP)
SmartPool is a connection pooling Java component modeled on connection pooling features provided by an Application Server. SmartPool 1.5 focuses on Oracle RAC and global Transactions. It makes an attempt to solve critical issues like connection leaks, co
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MySQLProxy acts like a MySQL server. After authentication with the client it will try to connect with different auth credentials to a different server and forward all traffic between client and server.
JXmlSql is a Java database API ( MySql, Oracle, Access )that eliminates JDBC code. JXmlSql allows developers to define application and prepopulation SQL statements inside xml files. Options for query, insert, update, delete, report and prepopulation SQL.
OpenEMed is a distributed healthcare and medical information framework based on open standards including those of HL7 and the healthcare taskforce of the OMG. These standards include identity management, observation access, access, and terminology.
Set of tools and libs for
managing structured data
in a very flexible way:
Imp./Exp. ASCII, XML, SQL,
PS, Tex/LaTex, RTF
GUI: X-Windows, MS-Windows
Interface to C++, DBs, Perl,
PHP, Java, TCP/IP
LISP-like interpreter
written in C++ using C-LIB
JSpeed -- Java-based Open-Source Embedded Database Management System supporting network database model with limited relational access. JSpeed's goal is to provide a high-speed embedded database written in 100 percent Java. Key management uses EP-Tree.
myDbSearcher is a search engine for MySQL Databases. It is written in Java. It scans several tables on different databases. A XMLRPC-Server will give you access to the Index.
Currently it runs on http://www.idowa.de/ueberblick/suche/index_html
EmbedDB is a set of simple APIs for interacting with embedded databases in an intuitive fashion. It aims to implement each language binding in an identical way, enforcing binary compatibility, and leveraging the host language's standard structural types
Persitancy api simaler to Prevailer but with more transparancy and less intrusiv to how you can disign your data structure. It uses a bytecode enhancer to add needed code to have your object presited betwhen sessions.
Orient is 100% Pure ODBMS. It works with classes and objects instead of tables and records. Orient supports C++ language using ODMG 3.0 interface and Java using JDO 1.0.
It's available as Just Edition, a small library, or as Enterprise Edition with dis
The Adept Library contains a lightweight Java Object database for stand-alone applications. It is designed for simplicity of use, exposing a simple DTO - no need for copy logic or complex serialisation techniques. It is also a powerful general library.
XQEngine is a Java component for searching collections of XML documents that uses an XQuery front end. The engine has a straightforward API that allows it to be easily embedded in end user applications. Requires some basic Java programming skills.
DOMSafeXML is an XML database platform based on MonetDB. It offers multi-user access to XML files via DOM interface. Language bindings for COM, C++, Java and C# are available.
EmGeeGen is a server-client information distribution system, tailored for use with the EmGee role playing system (though the theoretical platform should be useful for a variety of tasks).
Gemello is a relational database written in pure Java. Its design is aimed at teaching. If you're searching for a fast relational engine, Gemello won't be a good choice. Is's rather a good and simple example of relational database implementation.