Added some database indices

src/pretix/base/migrations/0025_auto_20160802_2202.py

@@ -0,0 +1,52 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.4 on 2016-08-02 22:02
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import pretix.base.models.orders
+import pretix.base.models.vouchers
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('pretixbase', '0024_auto_20160728_1725'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='logentry',
+            name='datetime',
+            field=models.DateTimeField(auto_now_add=True, db_index=True),
+        ),
+        migrations.AlterField(
+            model_name='logentry',
+            name='object_id',
+            field=models.PositiveIntegerField(db_index=True),
+        ),
+        migrations.AlterField(
+            model_name='order',
+            name='code',
+            field=models.CharField(db_index=True, max_length=16, verbose_name='Order code'),
+        ),
+        migrations.AlterField(
+            model_name='order',
+            name='status',
+            field=models.CharField(choices=[('n', 'pending'), ('p', 'paid'), ('e', 'expired'), ('c', 'cancelled'), ('r', 'refunded')], db_index=True, max_length=3, verbose_name='Status'),
+        ),
+        migrations.AlterField(
+            model_name='orderposition',
+            name='secret',
+            field=models.CharField(db_index=True, default=pretix.base.models.orders.generate_position_secret, max_length=64),
+        ),
+        migrations.AlterField(
+            model_name='voucher',
+            name='code',
+            field=models.CharField(db_index=True, default=pretix.base.models.vouchers.generate_code, max_length=255, verbose_name='Voucher code'),
+        ),
+        migrations.AlterField(
+            model_name='voucher',
+            name='tag',
+            field=models.CharField(blank=True, db_index=True, help_text='You can use this field to group multiple vouchers together. If you enter the same value for multiple vouchers, you can get statistics on how many of them have been redeemed etc.', max_length=255, verbose_name='Tag'),
+        ),
+    ]

src/pretix/base/models/log.py

@@ -23,9 +23,9 @@ class LogEntry(models.Model):
     :type data: str
     """
     content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
-    object_id = models.PositiveIntegerField()
+    object_id = models.PositiveIntegerField(db_index=True)
     content_object = GenericForeignKey('content_type', 'object_id')
-    datetime = models.DateTimeField(auto_now_add=True)
+    datetime = models.DateTimeField(auto_now_add=True, db_index=True)
     user = models.ForeignKey('User', null=True, blank=True, on_delete=models.PROTECT)
     event = models.ForeignKey('Event', null=True, blank=True, on_delete=models.CASCADE)
     action_type = models.CharField(max_length=255)

src/pretix/base/models/orders.py

@@ -90,12 +90,14 @@ class Order(LoggedModel):
 
     code = models.CharField(
         max_length=16,
-        verbose_name=_("Order code")
+        verbose_name=_("Order code"),
+        db_index=True
     )
     status = models.CharField(
         max_length=3,
         choices=STATUS_CHOICE,
-        verbose_name=_("Status")
+        verbose_name=_("Status"),
+        db_index=True
     )
     event = models.ForeignKey(
         Event,
@@ -426,7 +428,7 @@ class OrderPosition(AbstractPosition):
         max_digits=10, decimal_places=2,
         verbose_name=_('Tax value')
     )
-    secret = models.CharField(max_length=64, default=generate_position_secret)
+    secret = models.CharField(max_length=64, default=generate_position_secret, db_index=True)
 
     class Meta:
         verbose_name = _("Order position")

src/pretix/base/models/vouchers.py

@@ -56,7 +56,8 @@ class Voucher(LoggedModel):
     )
     code = models.CharField(
         verbose_name=_("Voucher code"),
-        max_length=255, default=generate_code
+        max_length=255, default=generate_code,
+        db_index=True,
     )
     redeemed = models.BooleanField(
         verbose_name=_("Redeemed"),
@@ -114,6 +115,7 @@ class Voucher(LoggedModel):
         max_length=255,
         verbose_name=_("Tag"),
         blank=True,
+        db_index=True,
         help_text=_("You can use this field to group multiple vouchers together. If you enter the same value for "
                     "multiple vouchers, you can get statistics on how many of them have been redeemed etc.")
     )