Added index on cachevalue (#15199)

* added index on cachevalue #14966

* Update netbox/extras/models/search.py

Co-authored-by: Jeremy Stretch <jstretch@netboxlabs.com>

* fixed migration

---------

Co-authored-by: Jeremy Stretch <jstretch@netboxlabs.com>

netbox/extras/migrations/0107_cachedvalue_extras_cachedvalue_object.py

@@ -0,0 +1,17 @@
+# Generated by Django 4.2.9 on 2024-02-20 17:15
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('extras', '0106_bookmark_user_cascade_deletion'),
+    ]
+
+    operations = [
+        migrations.AddIndex(
+            model_name='cachedvalue',
+            index=models.Index(fields=['object_type', 'object_id'], name='extras_cachedvalue_object'),
+        ),
+    ]

netbox/extras/models/search.py

@@ -57,6 +57,9 @@ class CachedValue(models.Model):
         ordering = ('weight', 'object_type', 'value', 'object_id')
         verbose_name = _('cached value')
         verbose_name_plural = _('cached values')
+        indexes = (
+            models.Index(fields=('object_type', 'object_id'), name='extras_cachedvalue_object'),
+        )
 
     def __str__(self):
         return f'{self.object_type} {self.object_id}: {self.field}={self.value}'