From 4bc3d38ae30f764520a25ba575a7e0ab699d7062 Mon Sep 17 00:00:00 2001
From: Tobias Wasner <wasnertobias@gmail.com>
Date: Tue, 17 Dec 2024 15:08:45 +0100
Subject: [PATCH] Adds index on course_id to optimize the cost calculation
 query

---
 .../liquibase/changelog/20241217150008_changelog.xml  | 11 +++++++++++
 src/main/resources/config/liquibase/master.xml        |  1 +
 2 files changed, 12 insertions(+)
 create mode 100644 src/main/resources/config/liquibase/changelog/20241217150008_changelog.xml

diff --git a/src/main/resources/config/liquibase/changelog/20241217150008_changelog.xml b/src/main/resources/config/liquibase/changelog/20241217150008_changelog.xml
new file mode 100644
index 000000000000..c2189563b984
--- /dev/null
+++ b/src/main/resources/config/liquibase/changelog/20241217150008_changelog.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog https://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-latest.xsd">
+    <changeSet id="20241217150008" author="wasnertobias">
+        <createIndex indexName="idx_llm_token_usage_trace_course_id" tableName="llm_token_usage_trace">
+            <column name="course_id"/>
+        </createIndex>
+    </changeSet>
+</databaseChangeLog>
diff --git a/src/main/resources/config/liquibase/master.xml b/src/main/resources/config/liquibase/master.xml
index 9dd06528e6f3..debf15edc981 100644
--- a/src/main/resources/config/liquibase/master.xml
+++ b/src/main/resources/config/liquibase/master.xml
@@ -41,6 +41,7 @@
     <include file="classpath:config/liquibase/changelog/20241114122713_changelog.xml" relativeToChangelogFile="false"/>
     <include file="classpath:config/liquibase/changelog/20241119191919_changelog.xml" relativeToChangelogFile="false"/>
     <include file="classpath:config/liquibase/changelog/20241125000900_changelog.xml" relativeToChangelogFile="false"/>
+    <include file="classpath:config/liquibase/changelog/20241217150008_changelog.xml" relativeToChangelogFile="false"/>
 
     <!-- NOTE: please use the format "YYYYMMDDhhmmss_changelog.xml", i.e. year month day hour minutes seconds and not something else! -->
     <!-- we should also stay in a chronological order! -->