ref(jira ac): Rm fk constraints from JiraTenant

migrations_lockfile.txt

@@ -5,7 +5,7 @@ ahead of you.
 To resolve this, rebase against latest master and regenerate your migration. This file
 will then be regenerated, and you should be able to merge without conflicts.
 
-jira_ac: 0001_initial
+jira_ac: 0002_rm-db-constraint-jira-tenant
 nodestore: 0002_nodestore_no_dictfield
 sentry: 0227_backfill_visits
 social_auth: 0001_initial

src/sentry_plugins/jira_ac/migrations/0002_rm-db-constraint-jira-tenant.py

@@ -0,0 +1,47 @@
+# Generated by Django 2.1.15 on 2021-09-01 17:44
+
+import django.db.models.deletion
+from django.db import migrations
+
+import sentry.db.models.fields.foreignkey
+
+
+class Migration(migrations.Migration):
+    # This flag is used to mark that a migration shouldn't be automatically run in
+    # production. We set this to True for operations that we think are risky and want
+    # someone from ops to run manually and monitor.
+    # General advice is that if in doubt, mark your migration as `is_dangerous`.
+    # Some things you should always mark as dangerous:
+    # - Large data migrations. Typically we want these to be run manually by ops so that
+    #   they can be monitored. Since data migrations will now hold a transaction open
+    #   this is even more important.
+    # - Adding columns to highly active tables, even ones that are NULL.
+    is_dangerous = False
+
+    # This flag is used to decide whether to run this migration in a transaction or not.
+    # By default we prefer to run in a transaction, but for migrations where you want
+    # to `CREATE INDEX CONCURRENTLY` this needs to be set to False. Typically you'll
+    # want to create an index concurrently when adding one to an existing table.
+    # You'll also usually want to set this to `False` if you're writing a data
+    # migration, since we don't want the entire migration to run in one long-running
+    # transaction.
+    atomic = True
+
+    dependencies = [
+        ("jira_ac", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="jiratenant",
+            name="organization",
+            field=sentry.db.models.fields.foreignkey.FlexibleForeignKey(
+                blank=True,
+                db_constraint=False,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="jira_tenant_set",
+                to="sentry.Organization",
+            ),
+        ),
+    ]

src/sentry_plugins/jira_ac/models.py

@@ -10,7 +10,11 @@
 class JiraTenant(Model):
     __include_in_export__ = False
     organization = FlexibleForeignKey(
-        "sentry.Organization", null=True, blank=True, related_name="jira_tenant_set"
+        "sentry.Organization",
+        null=True,
+        blank=True,
+        related_name="jira_tenant_set",
+        db_constraint=False,
     )
     client_key = models.CharField(max_length=50, unique=True)
     secret = models.CharField(max_length=100)