CHAPTER

30

Spatial and Temporal Data

In This Chapter

•   Spatial Data

•   Working with Spatial Data Types

•   Temporal Tables

This chapter describes two special data forms: spatial data and temporal data. The first part of the chapter covers spatial data and has two major sections. The introductory section describes the most important general issues about spatial data that you need to understand before you begin to work with spatial data. Besides different spatial models and formats, this section introduces both of the data types supported by the Database Engine, GEOMETRY and GEOGRAPHY.

The second major section presents several examples to show how spatial data can be used. In these examples, different methods of the GEOMETRY and GEOGRAPHY ...

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