Alchemy ships with a number of sample data files. These may be found in the Alchemy examples folder, which you can access from your install folder by choosing examples, clicking on the 'GeoBase Examples' link, and then selecting the Alchemy folder. The following tutorial will lead you through a simple import using some of these data files.
This tutorial will lead you through a simple data import.
The following tutorials describe and demonstrate the use of some important Alchemy statements. Statements are often used in conjunction with functions to allow the manipulation of data.
A simple demonstration of how to import street data accompanies the IMPORT STREETS statement documentation.
For a walk-through tutorial (using sample data included with your GeoBase installation) see the Importing Custom Data and Using it in GeoBase tutorial. This also covers the creation of custom Chameleon map styles.
A simple demonstration of how to import polygon data accompanies the IMPORT POLYGONS statement documentation.
See IMPORT CONSTRAINTS Example for a demonstration of how to import turn restriction data.
Alchemy functions are primarily used in conjunction with statements to manipulate and extract data. Examples are included alongside the documentation for each function. Examples for more complex functions are listed below.
A lookup table is a convenient method of linking shapefile data between tables, similar to the functionality of a SQL table join.