diff --git a/dhis-2/dhis-api/src/main/java/org/hisp/dhis/setting/SystemSettings.java b/dhis-2/dhis-api/src/main/java/org/hisp/dhis/setting/SystemSettings.java
index 63d79785850c..392e40b41050 100644
--- a/dhis-2/dhis-api/src/main/java/org/hisp/dhis/setting/SystemSettings.java
+++ b/dhis-2/dhis-api/src/main/java/org/hisp/dhis/setting/SystemSettings.java
@@ -745,4 +745,8 @@ default boolean isHideUnapprovedDataInAnalytics() {
     // -1 means approval is disabled
     return getIgnoreAnalyticsApprovalYearThreshold() >= 0;
   }
+
+  default boolean getUseExperimentalAnalyticsQueryEngine() {
+    return asBoolean("experimentalAnalyticsSqlEngineEnabled", false);
+  }
 }
diff --git a/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/AbstractJdbcEventAnalyticsManager.java b/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/AbstractJdbcEventAnalyticsManager.java
index 56166fd7ca10..fdcbe004bcd9 100644
--- a/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/AbstractJdbcEventAnalyticsManager.java
+++ b/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/AbstractJdbcEventAnalyticsManager.java
@@ -122,6 +122,7 @@
 import org.hisp.dhis.program.AnalyticsType;
 import org.hisp.dhis.program.ProgramIndicator;
 import org.hisp.dhis.program.ProgramIndicatorService;
+import org.hisp.dhis.setting.SystemSettingsService;
 import org.hisp.dhis.system.util.MathUtils;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.jdbc.core.JdbcTemplate;
@@ -167,6 +168,8 @@ public abstract class AbstractJdbcEventAnalyticsManager {
 
   protected final SqlBuilder sqlBuilder;
 
+  protected final SystemSettingsService settingsService;
+
   /**
    * Returns a SQL paging clause.
    *
@@ -1445,8 +1448,11 @@ protected List<String> getSelectColumnsWithCTE(EventQueryParams params, CteConte
       }
     }
     // remove duplicates
-    var ded = columns.stream().distinct().toList();
-    return ded;
+    return columns.stream().distinct().toList();
+  }
+
+  protected boolean useExperimentalAnalyticsQueryEngine() {
+    return this.settingsService.getCurrentSettings().getUseExperimentalAnalyticsQueryEngine();
   }
 
   /**
diff --git a/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/JdbcEnrollmentAnalyticsManager.java b/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/JdbcEnrollmentAnalyticsManager.java
index e9d8ed3356bd..e49a6f80932f 100644
--- a/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/JdbcEnrollmentAnalyticsManager.java
+++ b/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/JdbcEnrollmentAnalyticsManager.java
@@ -100,6 +100,7 @@
 import org.hisp.dhis.program.AnalyticsType;
 import org.hisp.dhis.program.ProgramIndicator;
 import org.hisp.dhis.program.ProgramIndicatorService;
+import org.hisp.dhis.setting.SystemSettingsService;
 import org.hisp.dhis.system.util.ListBuilder;
 import org.locationtech.jts.util.Assert;
 import org.springframework.beans.factory.annotation.Qualifier;
@@ -138,13 +139,15 @@ public JdbcEnrollmentAnalyticsManager(
       ProgramIndicatorSubqueryBuilder programIndicatorSubqueryBuilder,
       EnrollmentTimeFieldSqlRenderer timeFieldSqlRenderer,
       ExecutionPlanStore executionPlanStore,
+      SystemSettingsService settingsService,
       SqlBuilder sqlBuilder) {
     super(
         jdbcTemplate,
         programIndicatorService,
         programIndicatorSubqueryBuilder,
         executionPlanStore,
-        sqlBuilder);
+        sqlBuilder,
+        settingsService);
     this.timeFieldSqlRenderer = timeFieldSqlRenderer;
   }
 
@@ -152,15 +155,18 @@ public JdbcEnrollmentAnalyticsManager(
   public void getEnrollments(EventQueryParams params, Grid grid, int maxLimit) {
     String sql;
     if (params.isAggregatedEnrollments()) {
-      // LUCIANO //
-      sql = buildAggregatedEnrollmentQueryWithCte(grid.getHeaders(), params);
-      // sql = getAggregatedEnrollmentsSql(grid.getHeaders(), params);
+      sql =
+          useExperimentalAnalyticsQueryEngine()
+              ? buildAggregatedEnrollmentQueryWithCte(grid.getHeaders(), params)
+              : getAggregatedEnrollmentsSql(grid.getHeaders(), params);
     } else {
-      sql = buildEnrollmentQueryWithCte(params);
+      // getAggregatedEnrollmentsSql
+      sql =
+          useExperimentalAnalyticsQueryEngine()
+              ? buildEnrollmentQueryWithCte(params)
+              : getAggregatedEnrollmentsSql(params, maxLimit);
     }
 
-    System.out.println("SQL: " + sql); // FIXME: Remove debug line
-
     if (params.analyzeOnly()) {
       withExceptionHandling(
           () -> executionPlanStore.addExecutionPlan(params.getExplainOrderId(), sql));
@@ -1414,7 +1420,6 @@ private String buildAggregatedEnrollmentQueryWithCte(
   }
 
   private String buildEnrollmentQueryWithCte(EventQueryParams params) {
-    // LUCIANO //
 
     // 1. Create the CTE context (collect all CTE definitions for program indicators, program
     // stages, etc.)
diff --git a/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/JdbcEventAnalyticsManager.java b/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/JdbcEventAnalyticsManager.java
index d28f27b029b3..1a2b084a5606 100644
--- a/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/JdbcEventAnalyticsManager.java
+++ b/dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/JdbcEventAnalyticsManager.java
@@ -86,6 +86,7 @@
 import org.hisp.dhis.organisationunit.OrganisationUnit;
 import org.hisp.dhis.program.AnalyticsType;
 import org.hisp.dhis.program.ProgramIndicatorService;
+import org.hisp.dhis.setting.SystemSettingsService;
 import org.hisp.dhis.system.util.ListBuilder;
 import org.postgresql.util.PSQLException;
 import org.springframework.beans.factory.annotation.Qualifier;
@@ -116,13 +117,15 @@ public JdbcEventAnalyticsManager(
       ProgramIndicatorSubqueryBuilder programIndicatorSubqueryBuilder,
       EventTimeFieldSqlRenderer timeFieldSqlRenderer,
       ExecutionPlanStore executionPlanStore,
+      SystemSettingsService settingsService,
       SqlBuilder sqlBuilder) {
     super(
         jdbcTemplate,
         programIndicatorService,
         programIndicatorSubqueryBuilder,
         executionPlanStore,
-        sqlBuilder);
+        sqlBuilder,
+        settingsService);
     this.timeFieldSqlRenderer = timeFieldSqlRenderer;
   }
 
diff --git a/dhis-2/dhis-services/dhis-service-analytics/src/test/java/org/hisp/dhis/analytics/event/data/EnrollmentAnalyticsManagerTest.java b/dhis-2/dhis-services/dhis-service-analytics/src/test/java/org/hisp/dhis/analytics/event/data/EnrollmentAnalyticsManagerTest.java
index a910ce147445..4417e627a89e 100644
--- a/dhis-2/dhis-services/dhis-service-analytics/src/test/java/org/hisp/dhis/analytics/event/data/EnrollmentAnalyticsManagerTest.java
+++ b/dhis-2/dhis-services/dhis-service-analytics/src/test/java/org/hisp/dhis/analytics/event/data/EnrollmentAnalyticsManagerTest.java
@@ -76,6 +76,7 @@
 import org.hisp.dhis.relationship.RelationshipConstraint;
 import org.hisp.dhis.relationship.RelationshipEntity;
 import org.hisp.dhis.relationship.RelationshipType;
+import org.hisp.dhis.setting.SystemSettingsService;
 import org.hisp.dhis.system.grid.ListGrid;
 import org.hisp.dhis.test.random.BeanRandomizer;
 import org.junit.jupiter.api.BeforeEach;
@@ -110,6 +111,8 @@ class EnrollmentAnalyticsManagerTest extends EventAnalyticsTest {
 
   @Spy private SqlBuilder sqlBuilder = new PostgreSqlBuilder();
 
+  @Mock private SystemSettingsService systemSettingsService;
+
   @Spy
   private EnrollmentTimeFieldSqlRenderer enrollmentTimeFieldSqlRenderer =
       new EnrollmentTimeFieldSqlRenderer(sqlBuilder);
@@ -139,6 +142,7 @@ public void setUp() {
             programIndicatorSubqueryBuilder,
             enrollmentTimeFieldSqlRenderer,
             executionPlanStore,
+            systemSettingsService,
             sqlBuilder);
   }
 
diff --git a/dhis-2/dhis-services/dhis-service-analytics/src/test/java/org/hisp/dhis/analytics/event/data/EventAnalyticsManagerTest.java b/dhis-2/dhis-services/dhis-service-analytics/src/test/java/org/hisp/dhis/analytics/event/data/EventAnalyticsManagerTest.java
index c310aea85254..e24fc20f598c 100644
--- a/dhis-2/dhis-services/dhis-service-analytics/src/test/java/org/hisp/dhis/analytics/event/data/EventAnalyticsManagerTest.java
+++ b/dhis-2/dhis-services/dhis-service-analytics/src/test/java/org/hisp/dhis/analytics/event/data/EventAnalyticsManagerTest.java
@@ -86,6 +86,7 @@
 import org.hisp.dhis.program.ProgramIndicator;
 import org.hisp.dhis.program.ProgramIndicatorService;
 import org.hisp.dhis.program.ProgramType;
+import org.hisp.dhis.setting.SystemSettingsService;
 import org.hisp.dhis.system.grid.ListGrid;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -116,6 +117,8 @@ class EventAnalyticsManagerTest extends EventAnalyticsTest {
 
   private static final String TABLE_NAME = "analytics_event";
 
+  @Mock private SystemSettingsService systemSettingsService;
+
   private static final String DEFAULT_COLUMNS_WITH_REGISTRATION =
       "event,ps,occurreddate,storedby,"
           + "createdbydisplayname"
@@ -138,6 +141,7 @@ public void setUp() {
             programIndicatorSubqueryBuilder,
             timeCoordinateSelector,
             executionPlanStore,
+            systemSettingsService,
             sqlBuilder);
 
     when(jdbcTemplate.queryForRowSet(anyString())).thenReturn(this.rowSet);