2004 UC Proceedings Abstract

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An Enterprise Geodatabase: Montgomery County, Maryland
Track: Database Design, Automation, and Management
Author(s): Lian Chen

Montgomery County, Maryland has a long history of supporting GIS applications with a SDE/ArcSDE based geodatabase. By migrating into the latest ArcSDE release (ArcSDE 8.3), the County geodatabase has been advanced a big step and rose from a small scale, localized database into an enterprise level database. The geodatabase powered by the Oracle enterprise DBMS and coupled with enhanced ArcSDE functionality is serving the GIS users, IT specialists and engineers with a vast amount of vector data, raster data, attribute data, and CAD drawings. In addition to hosting and serving the GIS specific data collection, the geodatabase is also connected to multiple County databases, which enables data sharing and integration from heterogeneous data sources throughout the County. The details of system and architecture design, data organization, and the range of IT applications the geodatabase is supporting will be discussed.

Lian Chen
Montgomery County Maryland
Technology Services
110 N. Washington Street, Suite 501
Rockville , MD 20874
US
Phone: 240-777-2821
E-mail: lian.chen@montgomerycountymd.gov