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    <title>MongoDB Jira</title>
    <link>https://jira.mongodb.org</link>
    <description>This file is an XML representation of an issue</description>
    <language>en-us</language>    <build-info>
        <version>9.7.1</version>
        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-69260] [SBE] Improve how optimizeFieldPaths() projects expressions to slots</title>
                <link>https://jira.mongodb.org/browse/SERVER-69260</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;The goal of this task is to improve how optimizeFieldPaths() projects expressions to slots.&lt;/p&gt;

&lt;p&gt;optimizeFieldPaths() is implemented in &quot;src/mongo/db/query/sbe_stage_builder.cpp&quot;.&lt;/p&gt;</description>
                <environment></environment>
        <key id="2126061">SERVER-69260</key>
            <summary>[SBE] Improve how optimizeFieldPaths() projects expressions to slots</summary>
                <type id="3" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14718&amp;avatarType=issuetype">Task</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="mihai.andrei@mongodb.com">Mihai Andrei</assignee>
                                    <reporter username="andrew.paroski@mongodb.com">Drew Paroski</reporter>
                        <labels>
                            <label>auto-reverted</label>
                            <label>pm2697-m2</label>
                    </labels>
                <created>Tue, 30 Aug 2022 20:25:25 +0000</created>
                <updated>Sun, 29 Oct 2023 21:33:49 +0000</updated>
                            <resolved>Fri, 6 Jan 2023 19:39:36 +0000</resolved>
                                                    <fixVersion>6.3.0-rc0</fixVersion>
                                                        <votes>0</votes>
                                    <watches>8</watches>
                                                                                                                <comments>
                            <comment id="5096602" author="xgen-internal-githook" created="Fri, 6 Jan 2023 19:20:11 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Mihai Andrei&apos;, &apos;email&apos;: &apos;mihai.andrei@mongodb.com&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-69260&quot; title=&quot;[SBE] Improve how optimizeFieldPaths() projects expressions to slots&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-69260&quot;&gt;&lt;del&gt;SERVER-69260&lt;/del&gt;&lt;/a&gt; Improve projection of FieldPathExpressions to slots and eliminate redundant project stages in SBE group translation&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/41301a0e101d90c2be53f4eac6dac89feff0aa44&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/41301a0e101d90c2be53f4eac6dac89feff0aa44&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="5091818" author="xgen-buildbaron-user" created="Thu, 5 Jan 2023 02:35:12 +0000"  >&lt;p&gt;Ticket re-opened due to revert. &lt;a href=&quot;https://evergreen.mongodb.com/task/mongodb_mongo_master_windows_compile_required_compile_build_tools_next_994b658688a884f57c37461c15a356b4eb57bf2b_23_01_05_00_40_40&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;compile_build_tools_next&lt;/a&gt; began a consistent failure of compile_build_tools_next&lt;/p&gt;</comment>
                            <comment id="5091815" author="xgen-internal-githook" created="Thu, 5 Jan 2023 02:33:51 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;auto-revert-processor&apos;, &apos;email&apos;: &apos;dev-prod-dag@mongodb.com&apos;}
&lt;p&gt;Message: Revert &quot;&lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-69260&quot; title=&quot;[SBE] Improve how optimizeFieldPaths() projects expressions to slots&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-69260&quot;&gt;&lt;del&gt;SERVER-69260&lt;/del&gt;&lt;/a&gt; Improve projection of FieldPathExpressions to slots and eliminate redundant project stages in SBE group translation&quot;&lt;/p&gt;

&lt;p&gt;This reverts commit 994b658688a884f57c37461c15a356b4eb57bf2b.&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/b3309f254ed5f110dabc0fa290e710e579cb593b&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/b3309f254ed5f110dabc0fa290e710e579cb593b&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="5091736" author="xgen-internal-githook" created="Thu, 5 Jan 2023 00:40:43 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Mihai Andrei&apos;, &apos;email&apos;: &apos;mihai.andrei@mongodb.com&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-69260&quot; title=&quot;[SBE] Improve how optimizeFieldPaths() projects expressions to slots&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-69260&quot;&gt;&lt;del&gt;SERVER-69260&lt;/del&gt;&lt;/a&gt; Improve projection of FieldPathExpressions to slots and eliminate redundant project stages in SBE group translation&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/994b658688a884f57c37461c15a356b4eb57bf2b&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/994b658688a884f57c37461c15a356b4eb57bf2b&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="5037220" author="kyle.suarez" created="Wed, 7 Dec 2022 15:05:03 +0000"  >&lt;p&gt;FYI &lt;a href=&quot;https://jira.mongodb.org/secure/ViewProfile.jspa?name=mihai.andrei%40mongodb.com&quot; class=&quot;user-hover&quot; rel=&quot;mihai.andrei@mongodb.com&quot;&gt;mihai.andrei@mongodb.com&lt;/a&gt;  &lt;span class=&quot;image-wrap&quot; style=&quot;&quot;&gt;&lt;a id=&quot;420316_thumb&quot; href=&quot;https://jira.mongodb.org/secure/attachment/420316/420316_Capture.PNG&quot; title=&quot;Capture.PNG&quot; file-preview-type=&quot;image&quot; file-preview-id=&quot;420316&quot; file-preview-title=&quot;Capture.PNG&quot;&gt;&lt;img src=&quot;https://jira.mongodb.org/secure/thumbnail/420316/_thumb_420316.png&quot; style=&quot;border: 0px solid black&quot; role=&quot;presentation&quot;/&gt;&lt;/a&gt;&lt;/span&gt; &lt;/p&gt;</comment>
                            <comment id="4913817" author="david.storch" created="Wed, 19 Oct 2022 20:27:39 +0000"  >&lt;p&gt;Per discussion this afternoon, I am taking this ticket over from &lt;a href=&quot;https://jira.mongodb.org/secure/ViewProfile.jspa?name=andrew.paroski%40mongodb.com&quot; class=&quot;user-hover&quot; rel=&quot;andrew.paroski@mongodb.com&quot;&gt;andrew.paroski@mongodb.com&lt;/a&gt;. The reason is that this is closely related to $group perf, which I am currently working on, as the &lt;tt&gt;optimizeFieldPaths()&lt;/tt&gt; logic is specific to $group.&lt;/p&gt;

&lt;p&gt;CC &lt;a href=&quot;https://jira.mongodb.org/secure/ViewProfile.jspa?name=kyle.suarez%40mongodb.com&quot; class=&quot;user-hover&quot; rel=&quot;kyle.suarez@mongodb.com&quot;&gt;kyle.suarez@mongodb.com&lt;/a&gt; &lt;a href=&quot;https://jira.mongodb.org/secure/ViewProfile.jspa?name=mihai.andrei%40mongodb.com&quot; class=&quot;user-hover&quot; rel=&quot;mihai.andrei@mongodb.com&quot;&gt;mihai.andrei@mongodb.com&lt;/a&gt;&lt;/p&gt;</comment>
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