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Validation & rules

XSD (XML Schema)

An XSD describes the permitted structure of an XML document — which elements may appear in which order, with which data type and how often. It checks the shape, not whether the content makes business sense.

Also:
XML Schema Definition · Schema-Validierung
Reviewed on 2026-08-26.

There is no long-form article for this term yet. The definition above is the complete entry; the related terms lead onwards.