SPATIAL DATABASES

Introduction

• General Introduction to Spatial Databases

  SDB and GIS
  GIS functionalities
  General SDB issues
  System architectures

• Traditional Database Modeling
  • Definition
  • Conceptual modeling
  • Entity-Relationship model
  • Object-Oriented database model
  • Unified Modeling Language
• Spatial Database Need
  • Definition
  • Geospatial information systems

Concepts and Models of Space

• Space Models and Primitives
  • Field-Based model
  • Field-Based model (II)
  • Object-Based model
  • Object-Based model (II)
• GeoSpatial Applications
  • Abstraction
  • Manipulation

Spatial Modeling

• Tessellation of Space
  • Definition
  • Regular tessellation
  • Irregular tessellation
• Vector Mode Representation of Objects
  • Definition
  • Spaghetti model
  • Network model
  • Topological model
• Half-Plane
  • Definition
  • Convex polygons
  • Nonconvex polygons

Conceptual Modeling

• Entity-Relation Model
• Extended ER Model
• Object-Oriented Model
• ER versus Object-Oriented

Logical Data Models and Languages

• Relational Data Model
  • Definition
  • Abstract data types
  • Operations
  • Query language
• Object-Oriented Model
  • Introduction
  • Methods
  • Query language
• Relational v/s OO Model

Consistency Issues

• Consistency in Traditional Databases
• Spatial Consistency
• Spatial Integrity Constraints
• Consistency at Multiple Representations and Data
• Challenges

Storage Methods

• Storage:Disks and Files
• Structures
  • Indexing
  • 1-D Grid approx
  • 2-D points
  • 2-D rectangles
• Additional Issues

Query Processing and Optimization

Topics in Spatial Data Mining

Topics in Spatio/Temporal Databases

Spatial Databases and the Web