Directory Services

Schema Implementation

In Microsoft® Active Directory®, class and attribute definitions are stored in the directory as instances of the classSchema and attributeSchema classes, respectively. classSchema and attributeSchema are classes defined in the schema. To manipulate the Active Directory schema, use the same LDAP operations used to manipulate other object. Because the schema is a key part of the directory that affects the entire forest, special restrictions apply to schema extensions. For more information about restrictions, see Restrictions on Schema Extensions.

To summarize the schema implementation:

When thinking about the schema, remember: