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Caveat: For this to work, the schemas being combined must have target namespaces, and they all must be distinct target namespaces.
Issue:
is a bug (in Daffodil 3.8.0 and prior) which , (until fixed) prevents combining from working for schemas with no namespace.
Jira
server ASF JIRA serverId 5aa69414-a9e9-3523-82ec-879b028fb15b key DAFFODIL-2916 Hint: if DFDL schemas follow the style suggestions in DFDL Schema Style Guide, they are much easier to combine/compose together.
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