attributeFormDefault="qualified or unqualified"
elementFormDefault="qualified or unqualified"
version="version number">
You could use any of the following for the XML schema namespace :
or
or
Within the element you can specify how elements should be qualified: elementFormDefault and attributeFormDefault
The elementFormDefault and attributeFormDefault attributes enable you to control the default qualification form for elements and attributes.
The default value is unqualified.