GEOB 270 Lecture Notes - Lecture 5: Map Projection, Arcgis, Relational Database Management System
14 Sep 2018
School
Department
Course
Professor
Document Summary
Measurement scales of data --> there is no ranking to the data, all categories are equal. Land-use could also be ranked --> e. g. different zonings in land use (different zones are ranked differently in different colors) Application --> a set of menus to manage all of the data. You can customize arcgis in order to efficiently manage the data. Database management system: much more sophisticated database management system (compared to excel) There are multiple tables that are all somehow linked and. There are multiple tables that are all somehow linked and related together. There is a central site that manages all these tables. Municipality --> as there is the presence of engineering, property tax department, legal notifications, planning and other different departments in the municipality (thus they all manage different types of data) Relational database management system: same as dms, but stores data in tabular form. They have flat files, with common attribute to join tables.
