DDEX messages are explicit in all communicartins. For instance a DSP may only offer a release to its users, if an explicit Deal is provided.
There is, one exception to this rule: The communication of territorial variations of Release descriptions. For these, the rules are
If two sets of
ReleaseDetailsByTerritory are the same for the a given Release, they should be communicated in a single
ReleaseDetailsByTerritory composite with two or more)
The same applies to
The rules for ERN-4 are significantly simpler as there is are no …ByTerritory composites any more. Instead each element that can to be "territorialised" now carries an attribute that allows signalling the language, script and/or territory it applies to. For example:
<DisplayTitleText LanguageAndScriptCode="en">Small World Big Band</DisplayTitleText> <DisplayTitleText LanguageAndScriptCode="de">Kleine Welt -- Große Band</DisplayTitleText>