The appinfo schema provides support for high level data model concepts and additional syntax to support the NIEM conceptual model and validation of NIEM-conformant instances.
The deprecated attribute provides a method for identifying schema components as being deprecated. A deprecated component is one that is provided, but the use of which is not recommended.
The appliesToTypes attribute appears on the element declaration of a metadata element. It indicates a set of types to which the metadata element may be applied. The metadata element will also be applicable to any type that is derived from a listed type.
The appliesToElements attribute appears on the element declaration of a metadata element. It indicates a set of elements to which the metadata element may be applied. The metadata element will also be applicable to any element that is in the substitution group of a listed element.
The externalAdapterTypeIndicator attribute indicates that a complex type is an external adapter type. An external adapter type is composed of elements and attributes from non-NIEM-conformant schemas.
The externalImportIndicator attribute is true if and only if a namespace identified via xs:import is expected to be non-conformant.