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<concept id="cxmlsced" xml:lang="en-us"> | |
<title>XML schema editor</title> | |
<titlealts> | |
<searchtitle>XML schema editor</searchtitle> | |
</titlealts> | |
<shortdesc>This product provides an XML schema editor for creating, viewing, | |
and validating XML schemas. XML schemas are a formal specification of element | |
names that indicates which elements are allowed in an XML file, and in which | |
combinations. </shortdesc> | |
<prolog><metadata> | |
<keywords><indexterm>XML schema editor<indexterm>overview</indexterm></indexterm> | |
</keywords> | |
</metadata></prolog> | |
<conbody> | |
<p>A schema is functionally equivalent to a DTD, but is written in XML. A | |
schema also provides extended functionality such as data typing, inheritance, | |
and presentation rules.</p> | |
<p>For more information on XML schema, see the following:</p> | |
<ul> | |
<li> <xref format="html" href="http://www.w3.org/TR/xmlschema-0/" scope="external">http://www.w3.org/TR/xmlschema-0/</xref> </li> | |
<li> <xref format="html" href="http://www.w3.org/TR/xmlschema-1/" scope="external">http://www.w3.org/TR/xmlschema-1/</xref> </li> | |
<li> <xref format="html" href="http://www.w3.org/TR/xmlschema-2/" scope="external">http://www.w3.org/TR/xmlschema-2/</xref> </li> | |
</ul> | |
<p>Using the XML schema editor, you can:</p> | |
<ul> | |
<li>Create and delete XML schema components such as complex types, simple | |
types, elements, attributes, attribute groups, and groups.</li> | |
<li>Edit XML schemas.</li> | |
<li>Import existing XML schemas for structured viewing.</li> | |
</ul> | |
<p>The XML Schema specification from the W3C Web site is used for validation.</p> | |
<section><title>XML schema editor views - Design, Outline, Properties, and | |
Source</title>There are four main views you can work with in the XML schema | |
editor:<ul> | |
<li>Design - the Design view provides a graphical way to edit your schema</li> | |
<li>Outline - the Outline view shows you the main components in your XML schema. | |
You can use this view to add and remove certain components.</li> | |
<li>Properties - the Properties view enables you to edit the properties of | |
your XML schema components</li> | |
<li>Source - the Source view enables you to edit your source code directly</li> | |
</ul></section> | |
<section><title>Status of the XML schema</title><p></p><p>Three status indicators | |
for the schema are available. They are in the bottom right corner:</p><ul> | |
<li> <uicontrol>Writable</uicontrol> or <uicontrol>Read Only</uicontrol>. </li> | |
<li> (Source view only) <uicontrol>Smart Insert</uicontrol> or <uicontrol>Overwrite</uicontrol>. | |
To toggle between these modes, press the <uicontrol>Insert</uicontrol> button | |
on your keyboard.</li> | |
<li> Line and column number (displayed in the format <?Pub Caret?><userinput>column | |
# : line #</userinput>)</li> | |
</ul></section> | |
</conbody> | |
</concept> | |
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