(mysql.info.gz) Spatial extensions in MySQL
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18 Spatial Extensions in MySQL
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MySQL 4.1 introduces spatial extensions to allow the generation,
storage, and analysis of geographic features. Currently, these
features are available for `MyISAM' tables only.
This chapter covers the following topics:
* The basis of these spatial extensions in the OpenGIS geometry model
* Data formats for representing spatial data
* How to use spatial data in MySQL
* Use of indexing for spatial data
* MySQL differences from the OpenGIS specification
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* GIS introduction Introduction
* OpenGIS geometry model The OpenGIS Geometry Model
* Supported spatial data formats Supported Spatial Data Formats
* Creating a spatially enabled MySQL database Creating a Spatially Enabled MySQL Database
* Analysing spatial information Analyzing Spatial Information
* Optimizing spatial analysis Optimizing Spatial Analysis
* MySQL GIS conformance and compatibility MySQL Conformance and Compatibility
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