Converting api_ping.id from integer to bigint.

hc/api/migrations/0037_auto_20180127_1215.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2018-01-27 12:15
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('api', '0036_auto_20180116_2243'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='ping',
+            name='id',
+            field=models.BigAutoField(primary_key=True, serialize=False),
+        ),
+    ]

hc/api/models.py

@@ -207,6 +207,7 @@ class Check(models.Model):
 
 
 class Ping(models.Model):
+    id = models.BigAutoField(primary_key=True)
     n = models.IntegerField(null=True)
     owner = models.ForeignKey(Check, models.CASCADE)
     created = models.DateTimeField(auto_now_add=True)