Database Research Overview Database Systems R&D Center Dept. of Computer & Information Science & Engineering College of Engineering University of Florida

Database Research & Development Center University center affiliated with the Department of Computer & Information Science & Engineering –Funded entirely through research grants brought in by participating faculty Members –Faculty: Stanley Su (Director), Joachim Hammer, Abdelsalam Helal, Herman Lam (ECE Dept.), Markus Schneider, Chris Jermaine –Researchers & Visitors: Wan Sup Cho, Yihua Huang –Students: ~10 Ph. D., ~30 M.S. and undergraduates (senior project) –Staff: Secretary and system administrator

DB Center Facilities Separate lab space in CSE building 100 Mbps fiber optics LAN, fiber connections to Dept. network and campus-wide backbone –30 Pentium-based NT Workstations –3 multi-processor file/compute servers (NT Server) –5 SUN Ultra, IBM RS6000 UNIX workstations connected to Dept. network Access to IBM RS6000/SP (IBM SUR grant) –10 nodes, 24 CPUs, 1GB RAM/node, 216GB RAID array Wide variety of state-of-the-art software and development tools

Areas of Expertise Active (rule-based) database management systems Cooperative information systems, information workflow, and information brokering Information management support for B2B e-commerce Database systems for semistructured data and XML Data warehousing and decision support Data transformation and integration Knowledge extraction from legacy systems Mobile database systems incl. advanced synchronization protocols Spatial and spatio-temporal databases incl. visual specification languages

Technologies & Prototypes (by Area and Faculty) Active (Rule-Based) Database Systems (Su, Lam) Event-Trigger-Rule Server for business events and rules Model-driven Code Generator for active distributed objects Complex Constraint Satisfaction and Decision Support (Su, Lam) Constraint Satisfaction Processing Server Cost-benefit Analysis & Evaluation Server Workflow Management (Su, Helal, Lam) Dynamic Workflow Management Server E-Services and Internet Workflow Server

Technologies & Prototypes (by Area and Faculty) Heterogeneous Information Management (Hammer, Schmalz, Colleagues from CoE) Need for decision/negotiation support to improve performance and customization across extended business networks Scalable Extraction of Enterprise Knowledge from legacy sources (SEEK Project) Development of a modular toolkit that allows the rapid, (semi-)automatic instantiation of value-added, firm- specific intermediaries

Technologies & Prototypes (by Area and Faculty) Data Warehousing and Decision Support (Hammer) New data cube model and server for efficient evaluation of complex decision support queries Data Cubing with Statistics Trees (CuBiST Project) Database Support for Ubiquitous Computing (Hammer, Helal) Any time, any where access to data (UbiData Project) Support automatic hoarding of data from multiple, heterogeneous sources into a variety of mobile devices New synchronization protocols for resolving discrepancies in data sets in light of different connection characteristics (weakly connected, disconnected, …)

Technologies & Prototypes (by Area and Faculty) Spatial and Spatio-Temporal Database Systems (Schneider) Spatial and spatio-temporal data modeling Partitions and graphs (networks) in spatial database systems Data structures for spatial and spatio-temporal objects and efficient geometric algorithms for spatial and spatio- temporal operations

Recent Projects National industrial information infrastructure protocols (Su, Lam) – Funded by DARPA Extended enterprise consortium for integrated collaborative manufacturing systems (Su, Lam, Hammer) – Funded by NIST Advanced technologies to support internet-based scalable e-business enterprises (Su, Lam, Bai (ISE)) – Funded by NSF Internet-based bio-knowledge network for supporting genomic research and medicine (Zhou, Su) – Funded by UF

Recent Projects (cont’d) Theories and methodologies to support operation of flexible production networks (Hammer, Schmalz, colleagues from CoE) – Funded by NSF Integration and management of heterogeneous, Internet-based information sources (Hammer, Fishwick) – Funded by DoD (Army) Efficient processing of analytical queries in large data warehouses (Hammer) Ubiquitous data access for mobile devices (Helal, Hammer) – Funded by NSF Transnational Digital Government (Fortes, Su, et. al) – Funded by NSF