Research

XTC - Fine-Grained Management of XML Documents, see also A3XDB: XML-Databases

The XML Transaction Coordinator

• Native XML Data Management
• Fine-grained Transaction Isolation
• Transaction-safe XML APIs
• XQuery Processing

Database Caching

XML Retrieval

Model-Driven Development of Versioning Systems

Meta-Akad

Web-basierter Metadatenzugang für akademisches Lehr- und Lernmaterial (in German)
Cooperation with UB Regensburg and UB Kaiserslautern

• AKLEON: AKademisches-LEhrmaterial-ONline (Meta-Akad Prototype)

WBT

Web-based Teaching (in German) based on the following related activities:

• SHARX: Individualisation of Web Environments
• iWebDB: The Integrated Web Database System Framework (completed)

Industrial Cooperation

Object-Relational Database Technology and SQL:1999-Standard

Cooperation with IBM, San Jose, CA

Integrating Heterogeneous Information Systems

Cooperation with DaimlerChrysler

This project is further divided into the following activities:

• Kitomer: Integrating heterogeneous Workflows
• INFINITY, BRIITY: Integration of Heterogeneous Data Sources (completed)
• Functional Integration of Heterogeneous Information Systems (completed)

Research

SENSOR

Supporting Software Engineering Processes by Object-Relational Database Technology

SENSOR is a subproject of the SFB 501: Development of Large Systems with Generic Methods

SENSOR is further divided into the following activities:

• SFB501-EB: The SFB-501 Experience Base
  
• SERUM: Software Engineering Repositories using UML
  
• ORIENT: Object-based Relationship Integration Environment
  
• VirtualMedia: A Theory of Multimedia Metacomputing
  
• OR-Benchmark: Assessing the Performance of ORDBMS
  

RITA

An Integrated Information System for Technical Applications

The following project has been part of RITA:

• Arktis: A Reliable Kernel for Technical Information Systems

PRIMA

Prototype Implementation of the MAD Model

The following project has been part of PRIMA:

• Parallelism: Parallel Query-Processing in Complex-Object DBMS

KRISYS

Knowledge Representation and Inference System

The following project has been part of KRISYS:

• Multi-User KBMSs

CONCORD

Controlling Cooperation in Design Environments

VStore

Managing Versioned Complex Objects

Step-DBS

Integrating DB_technology and STEP/SDAI

OZON

An Object-oriented Main Memory Complex-Object Buffer

Industrial Cooperation

PerClass

Mapping Class Hierarchies to (Object-)Relational DBMS (Cooperation with SAP)

DoCAIA

Support of Design and Development of Computer Applications in Industrial Automation

DoCAIA has been part of the program:

• Cooperative Research with Industrial Partners between Germany and Brazil