Projects tagged ‘dbms’ and ‘java’

db4o is an object database available for Java and for .NET, including CompactFramework and Mono. Features include ACID transactions, automatic class schema recognition, Native Queries ... [More] , query-by-example, S.O.D.A. object querying API, callback methods, memory files, cascade-on-delete and cascade-on-update. db4o runs in embedded local mode and in multi-transactional client/server mode. [Less]

Ingres Database is the open source database management system that can reduce IT costs and time to value while providing the strength and features expected from an enterprise class database. Ingres ... [More] Database is a leader in supporting business critical applications and helping manage the most demanding enterprise applications of Fortune 500 companies. Focused on reliability, security, scalability, and ease of use, Ingres contains features demanded by the enterprise while providing the flexibility of open source. Core Ingres technology forms the foundation, not only of Ingres Database, but numerous other industry-leading RDBMS systems a [Less]

BlackRay is a relational database system designed to offer performance features commonly associated with search engines. It offers SQL support and sophisticated operational and management features. ... [More] Load-balancing and operational stability by means of N+1 redundance are included. BlackRay is called a "Data Engine" since it combines traditional, relational database features and SQL with the power and flexibility of search engines. It is a true hybrid, offering transaction support, data-versioned snapshots, and sophisticated function-based indices. Wildcards, phonetic, and fuzzy logic searches are supported, as well. Commercial support is available, and the project is released under a the GPLv2 license. [Less]

Neo4j is a graph database. It is an embedded, disk-based, fully transactional Java persistence engine that stores data structured in graphs rather than in tables. A graph (mathematical lingo for a ... [More] network) is a flexible data structure that allows a more agile and rapid style of development. [Less]

Java Desktop SQL Database Engine with JDBC 3.0 API. SmallSQL is small, fast, embeddable, SQL 99 conformance, platform independent and 100% pure Java

XMLToaster is a two way database to XML mapping tool. It maps XML messages directly into database tables and extracts data into XML documents. It uses a simple SQL "select" like statement to ... [More] extract data into XML documents of arbitrary complexity. It scales to handle very complex mappings such as might be found when extracting from a legacy database into an ESB service catalog. Persistence is currently through an XML mapping file, shortly to be replaced by more user-friendly SQL style update statements. The persistence engine is also capable of handling enterprise level requirements. Key features: - Simple XML message generation from a database. - Quick and easy persistance of XML messages to the database without the traditional coding overhead. It specialises in handling very complex mappings of XML to tables. [Less]

XBird is a light-weight XQuery processor and database system written in Java. The light-weight means reasonably fast and embeddable. FeaturesXBird introduces the following features: XQuery ... [More] Processor Native XML Database Engine Embeddable Database Engine Distributed XQuery Processor Support for HTML web page scraping XBird is currently optimized for read-oriented workloads. It passes about 91% of the minimal conformance of XQuery Test Suite. DocumentsUser's Guide Quick start Database administration HTML/XML web page scraping Library dependency listing Developer's Guide Running and accessing a database server -- Client/Server API Programming with the XBird API -- XQuery processor API Distributed query processing with XBird/D XML/object binding and object persistence Still work in progress. Check wiki pages for the progress. BenefitsScalable to giga bytes. Can handle 1GB xml file with only 64MB memory. Horizontal scalability can be ensured by distirbuted XQuery processing. Non-viral open source XQuery implementation. MPL/LGPL'd processor restricts a certain embedded use. SupportWe will answer end-user questions through Google Groups. Google Groups has no-email delivery option. Please submit bug reports and feature requests to Issue Tracking. You can vote to your desired features by appending stars. Code review through svn browser is also welcome. Anyone also can post comments to the source codes through this svn browser. AcknowledgmentThis project is sponsored in part by Information-technology Promotion Agency (IPA), Japan. YourKit is kindly supporting open source projects with its full-featured Java Profiler. YourKit, LLC is creator of innovative and intelligent tools for profiling Java and .NET applications. Take a look at YourKit's leading software products YourKit Java Profiler and YourKit .NET Profiler. [Less]

awesome hyper-dimensional system

Ener-J is an open-source JavaTM-based object-oriented database system (ODBMS). It implements the ODMG 3.0 Java API along with full OQL capabilities. The entire system is pluggable and extensible. By ... [More] exchanging plugins, the database can morph from use in embedded applications to enterprise applications. In the near future Ener-J will also implement the Java Data Objects (JDO) 2.0 specification. Ener-J also extends the ODMG and JDO APIs to resolve the vagueness and ambiguities present in both APIs. Other extensions provided by Ener-J allow for account authentication, privileges, transaction logging, auditing, and classes for more robust programming. An implementation of the EJB3/JPA API is also planned. Ener-J is a exclusively designed for the Java environment. It is written in Java and [Less]

Simple database managment system.