...This allows to minimize administrative duties, since your users will be able to reuse their existing account to access the database. The plugin requires MySQL 5.5.7 and up. It is compiled as an add on and does not require you to alter MySQL sourcecode, or recompile the entire server. The plugin add support for LDAP using the openLDAP library.
Management of users, tables and views for an oracle database behind active directory. Management of users, groups and computer for an Active Directory shema. Management of external users trough Active Directory for Oracle