Merge pull request #4299 from unicef/index-document-number

[217253] Migrate Document Number Field with Async Indexing

src/hct_mis_api/apps/household/migrations/0186_migration.py

@@ -0,0 +1,31 @@
+# Generated by Django 3.2.25 on 2024-10-07 14:09
+from django.contrib.postgres.operations import AddIndexConcurrently
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    atomic = False
+
+    dependencies = [
+        ('household', '0185_migration'),
+    ]
+
+    operations = [
+        migrations.SeparateDatabaseAndState(
+            state_operations=[
+                migrations.AlterField(
+                    model_name='document',
+                    name='document_number',
+                    field=models.CharField(db_index=True),
+                ),
+            ],
+            database_operations=[
+                AddIndexConcurrently(
+                    model_name="document",
+                    index=models.Index(
+                        fields=["document_number"], name="household_document_number_idx"
+                    )
+                ),
+            ]
+        )
+    ]

src/hct_mis_api/apps/household/models.py

@@ -716,7 +716,7 @@ class Document(AbstractSyncable, SoftDeletableRepresentationMergeStatusModel, Ti
         (STATUS_INVALID, _("Invalid")),
     )
 
-    document_number = models.CharField(max_length=255, blank=True)
+    document_number = models.CharField(max_length=255, blank=True, db_index=True)
     photo = models.ImageField(blank=True)
     individual = models.ForeignKey("Individual", related_name="documents", on_delete=models.CASCADE)
     type = models.ForeignKey("DocumentType", related_name="documents", on_delete=models.CASCADE)