From ba514b910ebce31f6bff4b2b9dd119d0bbdd2e6e Mon Sep 17 00:00:00 2001
From: Arnau Sanchez <pyarnau@gmail.com>
Date: Wed, 21 Feb 2024 10:12:48 +0100
Subject: [PATCH] Get only newly updated TEIs on synchronization queries
 (DHIS2-15223)

---
 .../hibernate/HibernateTrackedEntityInstanceStore.java     | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/trackedentity/hibernate/HibernateTrackedEntityInstanceStore.java b/dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/trackedentity/hibernate/HibernateTrackedEntityInstanceStore.java
index e27a071e7e8d..ab1a59ad5dea 100644
--- a/dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/trackedentity/hibernate/HibernateTrackedEntityInstanceStore.java
+++ b/dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/trackedentity/hibernate/HibernateTrackedEntityInstanceStore.java
@@ -615,6 +615,13 @@ else if ( !CollectionUtils.isEmpty( params.getTrackedEntityTypes() ) )
             }
         }
 
+        if ( params.isSynchronizationQuery() )
+        {
+            trackedEntity
+                .append( whereAnd.whereAnd() )
+                .append( " TEI.lastupdated >= TEI.lastSynchronized " );
+        }
+
         if ( !params.isIncludeDeleted() )
         {
             trackedEntity