51 lines
2.4 KiB
Python
51 lines
2.4 KiB
Python
# Generated by Django 5.2.16 on 2026-08-15 05:46
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import django.db.models.deletion
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import uuid
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from django.db import migrations, models
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class Migration(migrations.Migration):
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initial = True
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dependencies = [
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('projects', '0001_initial'),
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]
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operations = [
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migrations.CreateModel(
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name='KnowledgeNode',
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fields=[
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('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
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('created_at', models.DateTimeField(auto_now_add=True)),
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('updated_at', models.DateTimeField(auto_now=True)),
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('node_type', models.CharField(max_length=80)),
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('external_id', models.CharField(max_length=500)),
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('title', models.CharField(blank=True, max_length=500)),
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('properties', models.JSONField(blank=True, default=dict)),
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('project', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='knowledge_nodes', to='projects.project')),
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],
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),
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migrations.CreateModel(
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name='KnowledgeEdge',
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fields=[
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('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
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('created_at', models.DateTimeField(auto_now_add=True)),
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('updated_at', models.DateTimeField(auto_now=True)),
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('edge_type', models.CharField(max_length=80)),
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('evidence', models.JSONField(blank=True, default=list)),
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('project', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='knowledge_edges', to='projects.project')),
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('source', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='outgoing_edges', to='knowledge.knowledgenode')),
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('target', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='incoming_edges', to='knowledge.knowledgenode')),
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],
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),
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migrations.AddConstraint(
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model_name='knowledgenode',
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constraint=models.UniqueConstraint(fields=('project', 'node_type', 'external_id'), name='unique_knowledge_node'),
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),
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migrations.AddConstraint(
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model_name='knowledgeedge',
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constraint=models.UniqueConstraint(fields=('source', 'target', 'edge_type'), name='unique_knowledge_edge'),
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),
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]
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