#13771 - Add NULLS LAST to ORDER BY clauses in epipulse export queries

Author: roldy

sormas-backend/src/main/java/de/symeda/sormas/backend/epipulse/strategy/IpiExportStrategy.java

@@ -222,7 +222,7 @@ private String buildPneuSerotypingDataCte() {
 			   "                                AND s.deleted = false " +
 			   "                                AND pt.testtype IN ('SEROGROUPING', 'GENOTYPING', 'WHOLE_GENOME_SEQUENCING') " +
 			   "                                AND pt.typingid IS NOT NULL " +
-			   "                              ORDER BY COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC " +
+			   "                              ORDER BY COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC NULLS LAST, pt.id DESC " +
 			   "                              LIMIT 1) as serotype " +
 			   "                      FROM filtered_cases c)";
 		//@formatter:on
@@ -240,7 +240,7 @@ private String buildPneuPathogenDetectionMethodCte() {
 			   "                                   WHERE s.associatedcase_id = c.id " +
 			   "                                     AND s.deleted = false " +
 			   "                                     AND pt.testresultverified = true " +
-			   "                                   ORDER BY COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC " +
+			   "                                   ORDER BY COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC NULLS LAST, pt.id DESC " +
 			   "                                   LIMIT 1) as detection_method " +
 			   "                           FROM filtered_cases c)";
 		//@formatter:on
@@ -341,7 +341,7 @@ private String buildPneuAstDataCte() {
 			   "    LEFT JOIN pathogentest pt ON pt.sample_id = s.id " +
 			   "        AND pt.testtype = 'ANTIBIOTIC_SUSCEPTIBILITY' " +
 			   "    LEFT JOIN drugsusceptibility ds ON pt.drugsusceptibility_id = ds.id " +
-			   "    ORDER BY c.id, COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC" +
+			   "    ORDER BY c.id, COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC NULLS LAST, pt.id DESC" +
 			   ")";
 		//@formatter:on
 	}

sormas-backend/src/main/java/de/symeda/sormas/backend/epipulse/strategy/MeniExportStrategy.java

@@ -253,7 +253,7 @@ private String buildMeniSerogroupCte() {
 			   "              AND s.deleted = false " +
 			   "              AND pt.testtype IN ('SEROGROUPING', 'SLIDE_AGGLUTINATION') " +
 			   "              AND pt.typingid IS NOT NULL " +
-			   "            ORDER BY COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC " +
+			   "            ORDER BY COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC NULLS LAST, pt.id DESC " +
 			   "            LIMIT 1) as serogroup " +
 			   "    FROM filtered_cases c" +
 			   ")";
@@ -419,7 +419,7 @@ private String buildMeniAstDataCte() {
 			   "    LEFT JOIN pathogentest pt ON pt.sample_id = s.id " +
 			   "        AND pt.testtype = 'ANTIBIOTIC_SUSCEPTIBILITY' " +
 			   "    LEFT JOIN drugsusceptibility ds ON pt.drugsusceptibility_id = ds.id " +
-			   "    ORDER BY c.id, COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC" +
+			   "    ORDER BY c.id, COALESCE(pt.testdatetime, pt.reportdate, pt.creationdate) DESC NULLS LAST, pt.id DESC" +
 			   ")";
 		//@formatter:on
 	}