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3.4
  • A Gentle Introduction to GIS
  • Training Manual
    • 1. Course Introduction
    • 2. Module: The Interface
    • 3. Module: Creating a Basic Map
    • 4. Module: Classifying Vector Data
      • 4.1. Lesson: Attribute Data
      • 4.2. Lesson: Labels
      • 4.3. Lesson: Classification
    • 5. Module: Creating Maps
    • 6. Module: Creating Vector Data
    • 7. Module: Vector Analysis
    • 8. Module: Rasters
    • 9. Module: Completing the Analysis
    • 10. Module: Plugins
    • 11. Module: Online Resources
    • 12. Module: QGIS Server
    • 13. Module: GRASS
    • 14. Module: Assessment
    • 15. Module: Forestry Application
    • 16. Module: Database Concepts with PostgreSQL
    • 17. Module: Spatial Database Concepts with PostGIS
    • 18. The QGIS processing guide
    • 19. Module: Using Spatial Databases in QGIS
    • 20. Appendix: Contributing To This Manual
    • 21. Answer Sheet
    • Indices and tables
  • User Guide/Manual
  • User Guide/Manual PDF's
  • PyQGIS Cookbook
  • Developers Guide
  • Documentation Guidelines
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4. Module: Classifying Vector Data¶

Classifying vector data allows you to assign different symbols to features (different objects in the same layer), depending on their attributes. This allows someone who uses the map to easily see the attributes of various features.

  • 4.1. Lesson: Attribute Data
    • 4.1.1. Follow Along: Attribute data
    • 4.1.2. In Conclusion
    • 4.1.3. What’s Next?
  • 4.2. Lesson: Labels
    • 4.2.1. Follow Along: Using Labels
    • 4.2.2. Follow Along: Changing Label Options
    • 4.2.3. Follow Along: Using Labels Instead of Layer Symbology
    • 4.2.4. Try Yourself Customize the Labels
    • 4.2.5. Follow Along: Labeling Lines
    • 4.2.6. Follow Along: Data Defined Settings
    • 4.2.7. Try Yourself Using Data Defined Settings
    • 4.2.8. Further Possibilities With Labeling
    • 4.2.9. In Conclusion
    • 4.2.10. What’s Next?
  • 4.3. Lesson: Classification
    • 4.3.1. Follow Along: Classifying Nominal Data
    • 4.3.2. Try Yourself More Classification
    • 4.3.3. Follow Along: Ratio Classification
    • 4.3.4. Try Yourself Refine the Classification
    • 4.3.5. Follow Along: Rule-based Classification
    • 4.3.6. In Conclusion
    • 4.3.7. What’s Next?
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