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        <version>9.7.1</version>
        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-45807] Add change stream stage to fetch pre-image for update/replace/delete events</title>
                <link>https://jira.mongodb.org/browse/SERVER-45807</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description></description>
                <environment></environment>
        <key id="1117841">SERVER-45807</key>
            <summary>Add change stream stage to fetch pre-image for update/replace/delete events</summary>
                <type id="2" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14711&amp;avatarType=issuetype">New Feature</type>
                                            <priority id="3" iconUrl="https://jira.mongodb.org/images/icons/priorities/major.svg">Major - P3</priority>
                        <status id="6" iconUrl="https://jira.mongodb.org/images/icons/statuses/closed.png" description="The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.">Closed</status>
                    <statusCategory id="3" key="done" colorName="success"/>
                                    <resolution id="13201">Fixed</resolution>
                                        <assignee username="jonathan.reams@mongodb.com">Jonathan Reams</assignee>
                                    <reporter username="jonathan.reams@mongodb.com">Jonathan Reams</reporter>
                        <labels>
                    </labels>
                <created>Tue, 28 Jan 2020 09:13:38 +0000</created>
                <updated>Sun, 29 Oct 2023 22:12:49 +0000</updated>
                            <resolved>Mon, 10 Feb 2020 14:30:33 +0000</resolved>
                                                                                        <votes>0</votes>
                                    <watches>3</watches>
                                                                                                                <comments>
                            <comment id="2855849" author="xgen-internal-githook" created="Mon, 10 Feb 2020 13:08:50 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Jonathan Reams&apos;, &apos;username&apos;: &apos;jbreams&apos;, &apos;email&apos;: &apos;jbreams@mongodb.com&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-45807&quot; title=&quot;Add change stream stage to fetch pre-image for update/replace/delete events&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-45807&quot;&gt;&lt;del&gt;SERVER-45807&lt;/del&gt;&lt;/a&gt; Add change stream stage to fetch pre-image for update/replace/delete events&lt;/p&gt;

&lt;p&gt; create mode 100644 jstests/change_streams/lookup_pre_image.js&lt;br/&gt;
 create mode 100644 jstests/noPassthrough/change_stream_pre_image_lookup_whole_db_whole_cluster.js&lt;br/&gt;
 create mode 100644 jstests/noPassthrough/change_stream_preimages_fail_on_mongos.js&lt;br/&gt;
 create mode 100644 src/mongo/db/pipeline/document_source_lookup_change_pre_image.cpp&lt;br/&gt;
 create mode 100644 src/mongo/db/pipeline/document_source_lookup_change_pre_image.h&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/1a8fea4b5a2fe7ec14d88d1ce4e7c8a1eaaa03cd&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/1a8fea4b5a2fe7ec14d88d1ce4e7c8a1eaaa03cd&lt;/a&gt;&lt;/p&gt;</comment>
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