Merge branch 'remove-_unique_entity_in_corpus' into 'master'

change model to remove unique_together in entity

See merge request !334

arkindex/documents/migrations/0003_entities.py

-# Generated by Django 2.1 on 2019-05-02 13:40
+# Generated by Django 2.1 on 2019-05-23 14:51
 
 import arkindex.documents.models
 import django.contrib.postgres.fields.hstore

arkindex/documents/migrations/0004_entities_data_migration.py

-# Generated by Django 2.1 on 2019-05-02 13:18
+# Generated by Django 2.1 on 2019-05-23 14:53
 
 from django.db import migrations
 from django.db.models import Q, OuterRef, Subquery

arkindex/documents/migrations/0005_identical_entities_possible.py

+# Generated by Django 2.1 on 2019-05-24 08:01
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('documents', '0004_entities_data_migration'),
+    ]
+
+    operations = [
+        migrations.AlterUniqueTogether(
+            name='entity',
+            unique_together=set(),
+        ),
+    ]

arkindex/documents/models.py

@@ -606,9 +606,6 @@ class Entity(models.Model):
     metas = HStoreField(null=True, blank=True)
 
     class Meta:
-        unique_together = (
-            ('corpus', 'type', 'name'),
-        )
         verbose_name_plural = 'Entities'
 
     def __str__(self):