Data Transformation Engine Type Tree Importers Reference Guide
Chapter 2 - Using the Importer Wizard  XML Schema Importer 
Type Tree Importers Reference Guide 
34 
XML Schema Element  Type Tree 
Element 
Description 
 mixed  Group with 
special 
components to 
accommodate 
mixed content 
(for example, 
element /plain 
text). 
Specifies the content of the type 
as containing combined 
elements and plain text. 
complexType  N/A  User defined complex type. 
 abstract  N/A  The element is used when 
parsing the schema to make 
sure that the abstract types are 
used only for deriving new 
types. 
 block  N/A  The element is used when 
parsing the schema to make 
sure that the types derived from 
this type are allowed to subclass 
the type. 
 final  N/A  The element is used when 
parsing the schema to make 
sure that no types were derived 
from this type. 
documentation  N/A  The element must be within an 
annotation. 
element  item or group  Element declaration. 
 nillable  item  The element determines the 
nillability of an element. The nil 
value is specified by xsi:nil in 
the XML document. 
 substitutionGroup   Allows substitution of the 
elements. 
extension  N/A  Extends the existing type with 
new elements and/or attributes. 
 base  N/A  The base type. 










