grouping mail archive by year-month

src/main/java/de/srsoftware/widerhall/data/Database.java

@@ -143,11 +143,14 @@ public class Database {
          * finalize sql, save sql and arguments as compiled request
          * @return
          */
-        public CompiledRequest compile(){
+        public CompiledRequest compile(Object ...additionalArgs){
             var args = new ArrayList<>();
             applyValues(args);
             applyConditions(args);
             applySorting();
+            if (additionalArgs != null) {
+                for (Object arg : additionalArgs) args.add(arg);
+            }
             return new CompiledRequest(sql.toString(),args);
         }