data master | The server that is the master source of a particular piece of |
| data. |
database link | An implementation of chaining. The database link behaves like |
| a database but has no persistent storage. Instead, it points to |
| data stored remotely. |
default index | One of a set of default indexes created per database instance. |
| Default indexes can be modified, although care should be |
| taken before removing them, as certain |
| on them. |
definition entry | See CoS definition entry. |
Directory Access Protocol | See DAP. |
directory tree | The logical representation of the information stored in the |
| directory. It mirrors the tree model used by most filesystems, |
| with the tree's root point appearing at the top of the hierarchy. |
| Also known as DIT. |
Directory Manager | The privileged database administrator, comparable to the root |
| user in UNIX. Access control does not apply to the Directory |
| Manager. |
Directory Server Gateway | A collection of CGI forms that allows a browser to perform |
| LDAP client functions, such as querying and accessing a |
| Directory Server, from a web browser. Also called DSGW. |
directory service | A database application designed to manage descriptive, |
| |
| an organization. |
distinguished name | String representation of an entry's name and location in an |
| LDAP directory. |
DIT | See directory tree. |
DN | See distinguished name. |
DM | See Directory Manager. |
DNS | Domain Name System. The system used by machines on a |
| network to associate standard IP addresses (such as |
| 198.93.93.10) with hostnames (such as www.example.com). |
| Machines normally get the IP address for a hostname from a |
| DNS server, or they look it up in tables maintained on their |
| systems. |
DNS alias | A DNS alias is a hostname that the DNS server knows points |
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