Working with Taxonomy

Summary

After reading this chapter, you should be able to

• Understand what taxonomy is.

• Understand terms, vocabularies, and their different options.

• Differentiate between flat, hierarchical, and multiple hierarchical vocabularies.

• Construct URLs to do AND and OR searches of taxonomy terms.

• Construct URLs for RSS feeds of taxonomy terms and term combinations.

• Understand how taxonomies are stored.

• Know how to use vocabularies within your own module.

• Set up your module to receive notification of changes to taxonomies.