-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/1series" version="1.4.0">
<!--
 -->
<!--
 Energistics License Agreement
	This file is distributed under the Energistics License Agreement at
	http://www.energistics.org
	Use of this file constitutes agreement with the Energistics License Agreement.
	Copyright (c) 2008 Energistics. All rights reserved.
	Energistics, WITSML, PRODML and RESQML are trademarks or registered trademarks of Energistics.
 -->
<!--
 -->
 <xsd:include schemaLocation="cs_extensionNameValue.xsd"/>
 <xsd:include schemaLocation="attgrp_uid.xsd"/>
<!--
 -->
-<xsd:complexType name="cs_changeHistory">
-<xsd:annotation>
 <xsd:documentation>Defines detail changes of an object.</xsd:documentation>
 <xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3-44, Change=Added</xsd:appinfo>
 </xsd:annotation>
-<xsd:sequence>
-<xsd:element name="dTimChange" type="witsml:timestamp" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The date and time when the object was changed.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="changeType" type="witsml:ChangeInfoType" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The type of change that occurred.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="changeInfo" type="witsml:commentString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>A description of the changes.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="startIndex" type="witsml:genericMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>For non-dateTime indexes, contains the startpoint for the range that has been modified. This is the index within a growing object.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="endIndex" type="witsml:genericMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>For non-dateTime indexes, contains the endpoint for the range that has been modified. This is the index within a growing object.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="startDateTimeIndex" type="witsml:timestamp" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>For dateTime indexes, contains the startpoint for the range that has been modified. This is the index within a growing object.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="endDateTimeIndex" type="witsml:timestamp" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>For dateTime indexes, contains the endpoint for the range that has been modified. This is the index within a growing object.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="mnemonics" type="witsml:commentString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>A comma separated list with log or wellLog curve mnemonics that have been changed.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="extensionNameValue" type="witsml:cs_extensionNameValue" minOccurs="0" maxOccurs="unbounded">
-<xsd:annotation>
 <xsd:documentation>Extensions to the schema based on a name-value construct.</xsd:documentation>
 <xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-71, Change=Added</xsd:appinfo>
 </xsd:annotation>
 </xsd:element>
 </xsd:sequence>
-<xsd:attributeGroup ref="witsml:attgrp_uid">
-<xsd:annotation>
 <xsd:documentation>Unique identifier for the node. </xsd:documentation>
 </xsd:annotation>
 </xsd:attributeGroup>
 </xsd:complexType>
 </xsd:schema>