Remove most indexes from changesets table (#621)

Author: willemarcel

osmchadjango/changeset/migrations/0057_auto_20220920_1423.py

@@ -0,0 +1,73 @@
+# Generated by Django 2.2.28 on 2022-09-20 14:23
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('changeset', '0056_auto_20220429_1305'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='changeset',
+            name='checked',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='comment',
+            field=models.CharField(blank=True, max_length=1000, null=True),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='comments_count',
+            field=models.IntegerField(default=0, null=True),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='create',
+            field=models.IntegerField(null=True),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='delete',
+            field=models.IntegerField(null=True),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='editor',
+            field=models.CharField(blank=True, max_length=255, null=True),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='harmful',
+            field=models.NullBooleanField(),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='imagery_used',
+            field=models.CharField(blank=True, max_length=1000, null=True),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='is_suspect',
+            field=models.BooleanField(),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='modify',
+            field=models.IntegerField(null=True),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='source',
+            field=models.CharField(blank=True, max_length=1000, null=True),
+        ),
+        migrations.AlterField(
+            model_name='changeset',
+            name='uid',
+            field=models.CharField(blank=True, max_length=255, null=True, verbose_name='User ID'),
+        ),
+    ]

osmchadjango/changeset/models.py

@@ -60,29 +60,29 @@ class Meta:
 
 class Changeset(models.Model):
     user = models.CharField(max_length=1000, db_index=True)
-    uid = models.CharField(_('User ID'), max_length=255, blank=True, null=True, db_index=True)
-    editor = models.CharField(max_length=255, blank=True, null=True, db_index=True)
+    uid = models.CharField(_('User ID'), max_length=255, blank=True, null=True)
+    editor = models.CharField(max_length=255, blank=True, null=True)
     powerfull_editor = models.BooleanField(_('Powerfull Editor'), default=False)
-    comment = models.CharField(max_length=1000, blank=True, null=True, db_index=True)
-    comments_count = models.IntegerField(null=True, db_index=True, default=0)
-    source = models.CharField(max_length=1000, blank=True, null=True, db_index=True)
-    imagery_used = models.CharField(max_length=1000, blank=True, null=True, db_index=True)
+    comment = models.CharField(max_length=1000, blank=True, null=True)
+    comments_count = models.IntegerField(null=True, default=0)
+    source = models.CharField(max_length=1000, blank=True, null=True)
+    imagery_used = models.CharField(max_length=1000, blank=True, null=True)
     date = models.DateTimeField(null=True, db_index=True)
     reasons = models.ManyToManyField(SuspicionReasons, related_name='changesets')
     new_features = JSONField(default=list)
     reviewed_features = JSONField(default=list)
     tag_changes = JSONField(default=dict)
-    create = models.IntegerField(db_index=True, null=True)
-    modify = models.IntegerField(db_index=True, null=True)
-    delete = models.IntegerField(db_index=True, null=True)
+    create = models.IntegerField(null=True)
+    modify = models.IntegerField(null=True)
+    delete = models.IntegerField(null=True)
     bbox = models.PolygonField(null=True)
     area = models.FloatField(blank=True, null=True)
-    is_suspect = models.BooleanField(db_index=True)
-    harmful = models.NullBooleanField(db_index=True)
+    is_suspect = models.BooleanField()
+    harmful = models.NullBooleanField()
     tags = models.ManyToManyField(Tag, related_name='changesets')
-    checked = models.BooleanField(default=False, db_index=True)
+    checked = models.BooleanField(default=False)
     check_user = models.ForeignKey(
-        User, on_delete=models.SET_NULL, null=True, blank=True, db_index=True
+        User, on_delete=models.SET_NULL, null=True, blank=True
         )
     check_date = models.DateTimeField(null=True, blank=True)
     metadata = JSONField(default=dict)