diff -r 000000000000 -r 89d6a7a84779 Symbian3/SDK/Source/GUID-6B97D07F-DF2A-5CF1-84A9-84DBE7CB2115.dita
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Symbian3/SDK/Source/GUID-6B97D07F-DF2A-5CF1-84A9-84DBE7CB2115.dita	Thu Jan 21 18:18:20 2010 +0000
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+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
+<!-- This component and the accompanying materials are made available under the terms of the License 
+"Eclipse Public License v1.0" which accompanies this distribution, 
+and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
+<!-- Initial Contributors:
+    Nokia Corporation - initial contribution.
+Contributors: 
+-->
+<!DOCTYPE concept
+  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
+<concept id="GUID-6B97D07F-DF2A-5CF1-84A9-84DBE7CB2115" xml:lang="en"><title>System
+Model Relationship</title><prolog><metadata><keywords/></metadata></prolog><conbody>
+<p>The Messaging subsystem resides between Messaging applications and the
+lower level subsystems that Messaging subsystem uses for storage and transmission
+of messages. </p>
+<p>See the latest version of the public <xref href="http://developer.symbian.org/wiki/index.php/Symbian_System_Model" scope="external">System Model</xref> from the Symbian foundation.</p>
+<fig id="GUID-763A4790-2283-5D9A-8812-CB65C6E158C7">
+<title>           System model relationship          </title>
+<image href="GUID-2F8B9FAD-1669-5458-BA24-2E15BB0D2F53_d0e251555_href.png" placement="inline"/>
+</fig>
+<dl>
+<dlentry>
+<dt>Message Viewers</dt>
+<dd><p>Application for viewing a message. </p> </dd>
+</dlentry>
+<dlentry>
+<dt>Message Centre</dt>
+<dd><p>Application that displays list views of messages to the user, allowing
+the user to perform operations such as copying messages, sending messages,
+creating new messages and so on. </p> </dd>
+</dlentry>
+<dlentry>
+<dt>Message Editors</dt>
+<dd><p>Application for creating or editing a message. </p> </dd>
+</dlentry>
+<dlentry>
+<dt>SendAs Clients</dt>
+<dd><p>Messaging clients, such as Client MTM, client applications that implement
+SendAs. </p> </dd>
+</dlentry>
+<dlentry>
+<dt>EStore</dt>
+<dd><p>Symbian platform component that provides stream based storage. It provides
+the framework classes for the Message Store files. </p> </dd>
+</dlentry>
+<dlentry>
+<dt>File system</dt>
+<dd><p>A set of conventions used to access a drive, and the software that
+implements those conventions. Local, ROM and installable file systems are
+supported. </p> </dd>
+</dlentry>
+<dlentry>
+<dt>SQL</dt>
+<dd><p>A component that provides an SQL database service. Messaging subsystem
+stores each <xref href="GUID-5A23B804-2C06-3407-9D48-1BFB212D699F.dita"><apiname>TMsvEntry</apiname></xref> (index entry) of the index file as
+a row of an SQL table in the SQL database. For more information on how Messaging
+subsystem has implemented SQL, see <xref href="GUID-5E8AA6B6-38EB-5347-BA30-F9FF4BF7C107.dita#GUID-5E8AA6B6-38EB-5347-BA30-F9FF4BF7C107/GUID-10265557-F31B-50B3-A955-A548A5A78D7B">Operating
+with the SQL database</xref>. </p> </dd>
+</dlentry>
+</dl>
+</conbody></concept>
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