Windows 2000 Active Directory (AD) offers a sea of data-management possibilities. "Diving into the AD Schema," September 2001, helps you wade through the AD schema's somewhat complicated collection of terms and relationships: classSchema and attributeSchema objects (and associated attributes) and the relationships among abstract, auxiliary, and structural classes and attributes. Now, you're ready to consider heading into the deep end of the pool to extend the schema.

Fir...