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MID49MID51

MID49MID51 is a composite identifier used in some metadata systems to reference a specific record by combining two constituent identifiers, MID49 and MID51. It exemplifies how hierarchical or relational data can be encoded into a single key for indexing and retrieval.

The format is formed by the prefix MID followed by two two-digit numbers, in this case 49

In practice, MID49MID51 functions as a unique key within a repository, enabling connections between related items

Origins and context: The term shows up in archival and digital asset management literature as a typical

Limitations and considerations: Because the numeric parts encode position rather than a persistent label, moving items

See also: Composite key, Metadata schema, Digital asset management, Data modeling.

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and
51,
without
separators.
This
yields
the
string
MID49MID51.
such
as
a
main
entry
and
its
subentries,
or
a
record
and
its
associated
metadata
set.
example
of
a
composite
key
used
to
illustrate
data
modeling
concepts.
It
is
commonly
encountered
in
legacy
catalogs
and
some
documentation
of
metadata
schemas.
between
categories
or
updating
the
taxonomy
may
require
remapping
the
digits
and
updating
references,
with
potential
integrity
and
migration
challenges.