Sample XSD

sample.xsd

<?xml version="1.0" encoding="utf-8"?>
<xs:schema xmlns="http://example.com"
           xmlns:mstns="http://example.com"
           xmlns:xs="http://www.w3.org/2001/XMLSchema"
           xmlns:msdata="urn:schemas-microsoft-com:xml-msdata"
           targetNamespace="http://example.com"
           elementFormDefault="qualified" id="Example">
	<xs:element name="Example_Parent">
		<xs:complexType>
			<xs:choice>
				<xs:element name="Example" minOccurs="1">
					<xs:complexType>
						<xs:sequence>
							<xs:element name="example_attr_1" type="xs:string" />
							<xs:element name="example_attr_2" type="xs:dateTime" />
							<xs:element name="example_attr_3" type="xs:dateTime" minOccurs="0" />
							<xs:element name="example_attr_4" type="xs:long" minOccurs="0" />
							<xs:element name="Sub_Element" minOccurs="0" maxOccurs="99">
								<xs:complexType>
									<xs:sequence>
										<xs:element name="example_attr_5" type="xs:string" minOccurs="0" />
										<xs:element name="example_attr_6" type="xs:dateTime" minOccurs="0" />
										<xs:element name="example_attr_7" type="xs:long" minOccurs="0" />
									</xs:sequence>
								</xs:complexType>
							</xs:element>
						</xs:sequence>
					</xs:complexType>
				</xs:element>
			</xs:choice>
		</xs:complexType>
	</xs:element>
</xs:schema>