Oracle Fusion Middleware Administration Guide for Oracle Directory Server Enterprise Edition

Object Identifiers

Each LDAP object class or attribute must be assigned a unique name and object identifier (OID). When you define a schema, you need an OID that is unique to your organization. One OID is enough to meet all of your schema needs. You then add new branches on that OID for your attributes and object classes.

Obtaining and assigning OIDs in your schema involves doing the following: