Most available approaches for XML schema evolution specify the evolution steps for an XML schema or a DTD. This article will show that schema evolution can also be realized on a conceptual model. Schema evolution always requires propagating the changes to the XML documents that are already associated to the schema. This article suggests a method for conceptual schema evolution concerning all th...

XML Schema is a rather complex schema language, partly because of its inherent complexity, and partly because of its XML syntax. In an effort to reduce the syntactic verboseness and complexity of XML Schema, we designed the XML Schema Compact Syntax (XSCS), a non-XML syntax for XML Schema. XSCS is designed for human users, and transformations from and to XML Schema XML syntax are implemented us...