DM-40 - Managing versioned geospatial databases

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Learning Objectives: 
  • Describe an application in which it is crucial to maintain previous versions of the database
  • Describe existing algorithms designed for performing dynamic queries
  • Demonstrate how both the time criticality and the data security might determine whether one performs change detection on-line or off-line in a given scenario
  • Explain why the lack of a data librarian to manage data can have disastrous consequences on the resulting dataset
  • Produce viable queries for change scenarios using GIS or database management tools