speed up #1 on populateTaxdbReferences

Removed 'LEFT JOIN' statement to leave to lazy loading

Author: andrewbaxter439

src/main/java/simpaths/model/SimPathsModel.java

@@ -3227,12 +3227,12 @@ private static void populateTaxdbReferences() {
                 EntityManager em = Persistence.createEntityManagerFactory("tax-database", propertyMap).createEntityManager();
                 txn = em.getTransaction();
                 txn.begin();
-                String query = "SELECT DISTINCT tu FROM DonorTaxUnit tu LEFT JOIN FETCH tu.policies tp ORDER BY tp.originalIncomePerMonth";
-                //String query = "SELECT tu FROM DonorTaxUnit tu";
+//                String query = "SELECT DISTINCT tu FROM DonorTaxUnit tu LEFT JOIN FETCH tu.policies tp ORDER BY tp.originalIncomePerMonth";
+                String query = "SELECT tu FROM DonorTaxUnit tu";
                 List<DonorTaxUnit> donorPool = em.createQuery(query).getResultList();
-//                donorPool.sort(Comparator.comparingDouble(tu ->
-//                        tu.getPolicyBySystemYear(Parameters.BASE_PRICE_YEAR).getOriginalIncomePerMonth()
-//                ));
+                donorPool.sort(Comparator.comparingDouble(tu ->
+                        tu.getPolicyBySystemYear(Parameters.BASE_PRICE_YEAR).getOriginalIncomePerMonth()
+                ));
 
                 System.out.println("Completed accessing donor data from the database");