What is xsd anonymous type?
Using an anonymous type definition simply means that you enclose a > or element inside an element declaration. In this case, you don’t assign an explicit value to the type attribute in the element because the anonymous type you’re using doesn’t have a name .
What is XSD complex type?
Advertisements. Complex Element is an XML element which can contain other elements and/or attributes. We can create a complex element in two ways − Define a complex type and then create an element using the type attribute.
What is complex type in XML schema?
The complexType element defines a complex type. A complex type element is an XML element that contains other elements and/or attributes.
What is choice in XML schema?
Definition and Usage XML Schema choice element allows only one of the elements contained in the declaration to be present within the containing element.
What is XSD type?
Overview of XSD An XSD defines the structure of an XML document. It specifies the elements and attributes that can appear in an XML document and the type of data these elements and attributes can contain. This information is used to verify that each element or attribute in an XML document adheres to its description.
What XSD is used for?
The XML Schema definition language (XSD) enables you to define the structure and data types for XML documents. An XML Schema defines the elements, attributes, and data types that conform to the World Wide Web Consortium (W3C) XML Schema Part 1: Structures Recommendation for the XML Schema Definition Language.
What is XSD element?
An XSD defines the structure of an XML document. It specifies the elements and attributes that can appear in an XML document and the type of data these elements and attributes can contain. This information is used to verify that each element or attribute in an XML document adheres to its description.
What does XSD choice mean?
Element Allows one and only one of the elements contained in the selected group to be present within the containing element.
What is a sequence in XSD?
Definition and Usage The sequence element specifies that the child elements must appear in a sequence. Each child element can occur from 0 to any number of times.
What is simple type and complex type in XSD?
XSD Elements. XSD elements can be of type simpleType , complexType , or anyType . An element of type simpleType contains only text. An element of type complexType can contain text, elements, and attributes. An element of type complexType is parent to all the elements and attributes contained within it.
What is XSD schema file?
An XSD file is a file used to define what elements and attributes may appear in an XML document. It also defines the relationship of the elements and what data may be stored in them. XSD files are written in the W3C XML Schema language. DTD) files for defining XML schemas.
What is XSD indicator?
Occurrence indicators are used to define how often an element can occur. Note: For all “Order” and “Group” indicators (any, all, choice, sequence, group name, and group reference) the default value for maxOccurs and minOccurs is 1.
How are simple types created in an XML Schema?
XML schemas allow both anonymous and named simple types to be derived by restriction from other simple types (built-in or user-defined) or constructed as a list or union of other simple types. The XmlSchemaSimpleTypeRestriction class is used to create a simple type by restricting the built-in xs:string type.
How to create a schema for an element?
To create elements and attributes whose types are one of the built-in schema types, the SchemaTypeName property of the XmlSchemaElement or XmlSchemaAttribute classes are set with the corresponding qualified name of the built-in type using the XmlQualifiedName class.
How to build an XML schema in memory?
Building an XML Schema. In the code examples that follow, the SOM API is used to build a customer XML schema in-memory. The code examples build the customer schema from the bottom up, creating the child elements, attributes, and their corresponding types first, and then the top-level elements.
How does xmlschemaset.compile validate an XML Schema?
The XmlSchemaSet.Compile method validates the customer schema against the rules for an XML schema and makes post-schema-compilation properties available. All post-schema-compilation properties in the SOM API differ from the Post-Schema-Validation-Infoset.