3.3. General Backend Directives

Directives in this section apply only to the backend in which they are defined. They are supported by every type of backend. Backend directives apply to all databases instances of the same type and, depending on the directive, may be overridden by database directives.

backend <type>

This directive marks the beginning of a backend definition. <type> should be one of bdb or one of other supported backend types listed below:

Table 3-2. Database Backends

bdbBerkeley DB transactional backend
dnssrvDNS SRV backend
ldbmLightweight DBM backend
ldapLightweight Directory Access Protocol (Proxy) backend
metaMeta Directory backend
monitorMonitor backend
passwdProvides read-only access to passwd(5)
perlPerl programmable backend
shellShell (external program) backend
sqlSQL programmable backend


backend bdb

This marks the beginning of a new BDB backend definition