• Please submit your homework to
Wednesday’s section.
• Please use the standard file name for your
homework.
– FirstName_LastName_LabNO.doc
• Please export maps as PNG, JPG, TIF or other
picture format.
Lab 3: Geodatabase design &
population (1)
Yingjie Hu
Purposes
• Geodatabase and its capabilities
• Designing a geodatabase
Components in Geodatabase
• Feature class
– A group of features (points, lines, and polygons)
• Feature dataset
– Related feature classes in the same coordinate
system
• Tables
– No spatial information
Components in Geodatabase
• Rasters
– Images, DEM
• Raster dataset
– One or more adjacent images in the same format
• Raster catalog
– A collection of images which can have different
formats
Components in Geodatabase
• Relationship classes
– The connection between features (parcels and
landowners)
• Topology
– Constraints on spatial relationships
• Geometric Network
– Define the interconnections in network feature
classes
Components in Geodatabase
Components in Geodatabase
Notes
Notes
• UML
• Free open source software (e.g., StarUML)
• MS Visio (free trial for 60 days)
• MS Word
Notes
• UML
– Draw the UML diagram based on your database
Assignment
• Complete exercise I.
• This is the first part of a two-week lab, so you
don’t need to turn in your homework next
week.