database
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... delegation systems. The DDDS functions by mapping some
unique string to data stored within a DDDS Database by iteratively
applying string transformation rules until a terminal condition is
...
...
Over time this process was generalized for other Applications and
Rule Databases. This document defines a Rules Database absent any
particular Application as there may be several Applications all
...
... Over time this process was generalized for other Applications and
Rule Databases. This document defines a Rules Database absent any
particular Application as there may be several Applications all
taking advantage of this particular Rules Database ...
... Database absent any
particular Application as there may be several Applications all
taking advantage of this particular Rules Database.
...
... DDDS Database Specification ...
...
Collision Avoidance:
In the case where two Applications may use this Database (which is
actually the case with the ENUM and URI Resolution ...
...
It is up to the Application specifying how it is using this
Database to define the Flags in this field. It must define which
ones are terminal and which ones are not.
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...
This DDDS Database is usable by any application that makes use of the
DDDS algorithm. In addition to the items required to specify a DDDS
Application ...
... DDDS algorithm. In addition to the items required to specify a DDDS
Application, an application wishing to use this Database must also
define the following values:
...
... belongs to. Any application must ensure that its rules do not
collide with rules used by another application making use of this
Database. For example, the 'foo' application might have all of
its First Well Known Keys be found in the 'foo.net' zone.
...
... URN that would be
'cid'. The Application also specifies that, in order to build a
Database-valid Key, the string 'urn.arpa' should be appended to the
result of the First Well Known Rule. The result is 'cid.urn.arpa'.
...
...
The ENUM Application at present only uses this Database. It
specifies that, in order to convert the first Key into a form valid
...
... specifies that, in order to convert the first Key into a form valid
for this Database, periods are inserted between each digit, the
entire Key is inverted and then "e164.arpa" is appended to the end.
The above telephone number ...
... The values for the Services and Flags fields will be determined by
the Application that makes use of this DDDS Database. Those values
may require a registration mechanism and thus may need some IANA ...