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35 lines
990 B
Python
35 lines
990 B
Python
from django.db import migrations, models
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def raise_error(apps, schema_editor):
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# Test operation in non-atomic migration is not wrapped in transaction
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Publisher = apps.get_model("migrations", "Publisher")
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Publisher.objects.create(name="Test Publisher")
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raise RuntimeError("Abort migration")
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class Migration(migrations.Migration):
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atomic = False
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operations = [
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migrations.CreateModel(
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"Publisher",
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[
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("name", models.CharField(primary_key=True, max_length=255)),
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],
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),
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migrations.RunPython(raise_error),
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migrations.CreateModel(
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"Book",
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[
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("title", models.CharField(primary_key=True, max_length=255)),
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(
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"publisher",
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models.ForeignKey(
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"migrations.Publisher", models.SET_NULL, null=True
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),
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),
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],
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),
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]
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