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This section covers allowable scenarios for composing and revising XML interchanges based on the Ed-Fi Unifying Data Model.
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4.1 Compose New XML Interchange Schema
An Ed-Fi interchange schema is an XSD file that groups entities together for bulk data exchange.
- MUST contain at least one domain entity or association.
- MAY contain multiple domain entities and/or associations.
- MUST NOT contain any cardinality statements.
- MUST contain basic documentation.
- SHOULD NOT contain "Interchange" in the name.
- MAY contain extended documentation and use case documentation.
4.2. Extend XML Interchange Schema
The core set of Ed-Fi Standard Interchange Schema can be modified to include new or extended entities.
- MUST contain at least one domain entity or association.
- MAY contain multiple domain entities and/or associations.
- MUST NOT contain entities included in the parent interchange.
- MUST NOT contain any cardinality statements.
- MUST NOT contain entity-level documentation (including extended and use-case documentation).