diff --git a/tr_sys/tr_ars/migrations/0015_querygraphplus.py b/tr_sys/tr_ars/migrations/0015_querygraphplus.py
new file mode 100644
index 00000000..91164399
--- /dev/null
+++ b/tr_sys/tr_ars/migrations/0015_querygraphplus.py
@@ -0,0 +1,22 @@
+# Generated by Django 3.2.23 on 2025-02-25 18:51
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tr_ars', '0014_auto_20250121_2122'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='QueryGraphPlus',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('timestamp', models.DateTimeField(auto_now_add=True)),
+                ('query_graph', models.JSONField(null=True)),
+                ('stats', models.JSONField(null=True)),
+            ],
+        ),
+    ]
diff --git a/tr_sys/tr_ars/migrations/0016_auto_20250227_1636.py b/tr_sys/tr_ars/migrations/0016_auto_20250227_1636.py
new file mode 100644
index 00000000..a0b93c1d
--- /dev/null
+++ b/tr_sys/tr_ars/migrations/0016_auto_20250227_1636.py
@@ -0,0 +1,23 @@
+# Generated by Django 3.2.23 on 2025-02-27 16:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tr_ars', '0015_querygraphplus'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='querygraphplus',
+            name='num_res',
+            field=models.IntegerField(default=None, null=True),
+        ),
+        migrations.AddField(
+            model_name='querygraphplus',
+            name='status',
+            field=models.CharField(choices=[('D', 'Done'), ('S', 'Stopped'), ('R', 'Running'), ('E', 'Error'), ('W', 'Waiting'), ('U', 'Unknown')], db_index=True, default='R', max_length=2),
+        ),
+    ]
diff --git a/tr_sys/tr_ars/models.py b/tr_sys/tr_ars/models.py
index 4785da9b..ca82eeba 100644
--- a/tr_sys/tr_ars/models.py
+++ b/tr_sys/tr_ars/models.py
@@ -16,6 +16,30 @@ class Meta:
     def to_dict(self):
         return json.loads(serializers.serialize('json', [self]))[0]
 
+class QueryGraphPlus(models.Model):
+    STATUS = (
+        ('D', 'Done'),
+        ('S', 'Stopped'),
+        ('R', 'Running'),
+        ('E', 'Error'),
+        ('W', 'Waiting'),
+        ('U', 'Unknown')
+    )
+    timestamp = models.DateTimeField(auto_now_add=True)
+    query_graph = models.JSONField(null=True)
+    status = models.CharField(max_length=2, choices=STATUS, db_index=True, default='R')
+    num_res = models.IntegerField(null=True, default=None)
+    stats = models.JSONField(null=True)
+
+    @classmethod
+    def create(self, *args, **kwargs):
+        # convert status long name to code for saving
+        logger.info('creating queryGraphPlus model instance')
+        return QueryGraphPlus(*args, **kwargs)
+
+    def save(self, *args, **kwargs):
+        super().save(*args, **kwargs)
+
 class Client(ARSModel):
     client_id= models.TextField('name of client',null =False)
     client_secret=models.TextField('hash of client secret', null = False)
@@ -81,7 +105,6 @@ class Message(ARSModel):
         ('W', 'Waiting'),
         ('U', 'Unknown')
     )
-    
     id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False, db_index=True)
     name = models.SlugField('Message name', null=False)
     code = models.PositiveSmallIntegerField('HTTP status code',
diff --git a/tr_sys/tr_ars/signals.py b/tr_sys/tr_ars/signals.py
index bff4e0b0..9c8a2734 100644
--- a/tr_sys/tr_ars/signals.py
+++ b/tr_sys/tr_ars/signals.py
@@ -1,13 +1,15 @@
 import gzip
 from django.shortcuts import get_object_or_404
+from django.http import HttpResponse
 from django.db.models.signals import post_save, pre_save
 from django.dispatch import receiver
 import sys, logging
-from .models import Actor, Agent, Message, Channel
+from .models import Actor, Agent, Message, Channel, QueryGraphPlus
 from .pubsub import send_messages
 from .utils import get_safe
 logger = logging.getLogger(__name__)
 from .api import query_event_unsubscribe
+from django.db import IntegrityError, OperationalError
 
 @receiver(post_save, sender=Actor)
 def actor_post_save(sender, instance, **kwargs):
@@ -44,7 +46,7 @@ def message_post_save(sender, instance, **kwargs):
     # check if parent status should be updated to 'Done'
     if message.ref is not None and message.status in ['D', 'S', 'E', 'U']:
         logger.info('+++ checking parent Doneness: %s for message/parent: %s %s' % (message.ref.status, str(message.id), str(message.ref.id)))
-
+        stat_plus={}
         pmessage = message.ref
         if pmessage.status != 'D':
             logger.info('+++ Parent message not Done for: %s' % (str(pmessage.id)))
@@ -73,6 +75,25 @@ def message_post_save(sender, instance, **kwargs):
                 pmessage.code = 200
                 pmessage.save(update_fields=['status','code'])
                 query_event_unsubscribe(None, pmessage.pk)
+
+                try:
+                    for child in children:
+                        stat_plus[child.actor.inforesid]=(child.code, child.result_count, child.result_stat)
+                        if child.actor.agent.name == 'ars-ars-agent':
+                            result_count = child.result_count
+                    data=pmessage.decompress_dict()
+                    querygraph = QueryGraphPlus.create(status=pmessage.status,num_res=result_count,
+                                                       query_graph=data['message']['query_graph'],
+                                                       timestamp=pmessage.updated_at, stats=stat_plus)
+                    querygraph.save()
+
+                except OperationalError as e:
+                    return HttpResponse('DB Operational error : %s' % str(e),status=404)
+                except IntegrityError as e:
+                    return HttpResponse('DB Integrity error :%s with message %s' % (e.__cause__, str(e)), status=400)
+                except Exception as e:
+                    return HttpResponse('failing due to %s with the message %s' % (e.__cause__, str(e)), status=400)
+
             elif pmessage.status == 'E':
                 query_event_unsubscribe(None, pmessage.pk)