A complex element is an XML element that contains other elements or attributes. There are four types of complex elements: empty elements, elements that contain other elements, elements that contain only text and attributes, and elements that contain both text and other elements.
What is a ComplexType element?
Definition and Usage The complexType element defines a complex type. A complex type element is an XML element that contains other elements and/or attributes.
What are some examples of complex XML elements?
A complex XML element, "employee", which contains only other elements: A complex XML element, "food", which contains only text: A complex XML element, "description", which contains both elements and text:
What is a complex type of data?
A complex type of data has child elements or attributes defined in it. An element can be defined as <xs:complex type> and can have it’s own data types. Complex element can have empty elements, other elements, text and combination of elements and text as it’s content.
Can a complex text-only element contain text and attributes?
A complex text-only element can contain text and attributes. This type contains only simple content (text and attributes), therefore we add a simpleContent element around the content. When using simple content, you must define an extension OR a restriction within the simpleContent element, like this: ....
What is simple element and complex element in XML?
A simple element is an XML element that does not have any attributes or any sub (child) elements. A simple element can be declared with a simple datatype. What is a complex element? A complex element is an XML element that have at least one attribute, or at least one sub (child) element.
What is complex type and simple type in XML?
An element of type simpleType contains only text. It cannot have attributes and elements. 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 a complex type?
A complex type is a template for defining rich, structured properties on entity types or on other complex types. Each template contains the following: A unique name. ( Required) The name of a complex type cannot be the same as an entity type name within the same namespace.
What is a simple element in XML?
A simple element is an XML element that contains only text. It cannot contain any other elements or attributes.
What is the difference between simple element and complex element?
Simple Element: An XML element with no attributes or sub (child) elements is known as a simple element....XML.Simple ElementComplex ElementA simple element can be declared with a simple datatype.A simple element can be declared with a complex datatype.They contain self-closing tags.Do not contain self-closing tags.3 more rows•Mar 25, 2022
What is a complex type of Web?
complexType in webservice will be used to represent user defined data types like Objects you want to transfer (not java default types), for example if you have UserVO which contains name, address, phone etc.,, you need to define this as ComplexType in WSDL to send. Java collections/array also treated as complex types.
What is complex data type example?
A complex data type is usually a composite of other existing data types. For example, you might create a complex data type whose components include built-in types, opaque types, distinct types, or other complex types.
What is a complex data structure?
Complex types are nested data structures composed of primitive data types. These data structures can also be composed of other complex types. Some examples of complex types include struct(row), array/list, map and union. Complex types are supported by most programming languages including Python, C++ and Java.
What are complex data sets?
Large, complex datasets have some of the following properties, often all: a large number of records; many variables; complex data structures not readily put into a tabular form of cases by variables; intricate patterns and dependencies in the data that require complex models and methods of analysis.
What are the differences between simple and complex XML Schema types?
XML Schema Data TypesSimple TypeUser can independently define. This type is used when a restriction is placed on an embedded simple type to create and use a new type.Complex TypeUser can independently define. This type is used when the type has a child element or attribute.
What is a child element in XML?
In XML, an element can have many or no children. Element A is the child of element B when: Element A is contained within element B and is exactly one level below element B.
What is node and element in XML?
According to the XML DOM, everything in an XML document is a node: The entire document is a document node. Every XML element is an element node. The text in the XML elements are text nodes. Every attribute is an attribute node.
Definition and Usage
The complexType element defines a complex type. A complex type element is an XML element that contains other elements and/or attributes.
Example 2
The following example has a complex type, "fullpersoninfo", that derives from another complex type, "personinfo", by extending the inherited type with three additional elements (address, city and country):
What is complex element?
Complex Elements. A complex element is an XML element that contains other elements or attributes. There are four types of complex elements: empty elements, elements that contain other elements, elements that contain only text and attributes, and elements that contain both text and other elements. In the following XML code block <Tree> is consider ...
What is an element only complex type?
Restricting or extending complex type models. An "elements-only" complex type contains an element that contains only other elements. Below the <TreeName> element contains two other elements.
How to tell if an element is complex?
A complex element is declared using the <xsd:complexType> designation. It is coded immediately below the element declaration. If a complex element contains other elements, the <xsd:sequence> is used to indicate that the parent element contains a sequence of child elements.
Do all XML files have a common name?
In the XML file, all instances of the <TreeName> element must contain a common name and a scientific name. Also, common name must always preceed scientific name. In addition to complex elements that are empty elements, and elements that contain other elements, some complex elements contain only text and an attribute.
Simple Type
A simple type of element or attribute has only text data and does not contain child elements or attributes within it. The data types of simple type can be date, time, boolean, string, decimal. It can be used to create new a type. Simple type is used for element and attribute declarations.
Complex type
A complex type of data has child elements or attributes defined in it. An element can be defined as <xs:complex type> and can have it’s own data types. Complex element can have empty elements, other elements, text and combination of elements and text as it’s content.
Examples of Complex Elements
In the above example, we are defining a complex XML element called “student”, which is empty.
How to Define a Complex Element
In the above example, we are defining a complex XML element called “student”, which contains only other elements.
How to define a complex element in an XML Schema?
There are two different ways to define a complex element in an XML Schema. These are:
