- https://purl.semanticip.org/linked-data/sdmx/ML/HeaderTimeType
TTL - Header Time Type
- simpleType
Provides a union type of xs:date and xs:dateTime for the header fields in the message.
- SDMXMessage.xsd
<xs:simpleType xmlns:xs="http://www.w3.org/2001/XMLSchema" name="HeaderTimeType">
<xs:annotation>
<xs:documentation>Provides a union type of xs:date and xs:dateTime for the header fields in the message.</xs:documentation>
</xs:annotation>
<xs:union memberTypes="xs:dateTime xs:date" />
</xs:simpleType>