changed all_names to alternate_names, added counter to monitor progress

Be sure your mysql server is set to utf8:
http://stackoverflow.com/questions/3513773/change-mysql-default-characte
r-set-to-utf8-in-my-cnf
2nd answer

core/migrations/0043_auto__add_publishername__add_publisher__add_field_campaign_email__add_.py

@@ -12,7 +12,7 @@ class Migration(SchemaMigration):
         db.create_table('core_publishername', (
             ('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
             ('name', self.gf('django.db.models.fields.CharField')(max_length=255, blank=True)),
-            ('publisher', self.gf('django.db.models.fields.related.ForeignKey')(related_name='all_names', null=True, to=orm['core.Publisher'])),
+            ('publisher', self.gf('django.db.models.fields.related.ForeignKey')(related_name='alternate_names', null=True, to=orm['core.Publisher'])),
         ))
         db.send_create_signal('core', ['PublisherName'])
 
@@ -220,7 +220,7 @@ class Migration(SchemaMigration):
             'Meta': {'object_name': 'PublisherName'},
             'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
             'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
-            'publisher': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'all_names'", 'null': 'True', 'to': "orm['core.Publisher']"})
+            'publisher': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'alternate_names'", 'null': 'True', 'to': "orm['core.Publisher']"})
         },
         'core.rightsholder': {
             'Meta': {'object_name': 'RightsHolder'},

core/migrations/0044_pubname_to_model.py

@@ -7,6 +7,8 @@ from django.db import models
 class Migration(DataMigration):
 
     def forwards(self, orm):
+        n=0
+        m=0
         for edition in orm.Edition.objects.all():
             if edition.publisher and edition.publisher != '':
                 try:
@@ -16,12 +18,24 @@ class Migration(DataMigration):
                     pub_name.save()
                 edition.publisher_name = pub_name
                 edition.save()
+            n += 1
+            if n==10000:
+                m += 1
+                n=0
+                print str(m*10000)+" "
 
     def backwards(self, orm):
+        n=0
+        m=0
         for edition in orm.Edition.objects.all():
             if edition.publisher_name:
                 edition.publisher = edition.publisher_name.name
                 edition.save()
+            n += 1
+            if n==10000:
+                m += 1
+                n=0
+                print str(m*10000)+" "
 
     models = {
         'auth.group': {
@@ -183,7 +197,7 @@ class Migration(DataMigration):
             'Meta': {'object_name': 'PublisherName'},
             'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
             'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
-            'publisher': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'all_names'", 'null': 'True', 'to': "orm['core.Publisher']"})
+            'publisher': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'alternate_names'", 'null': 'True', 'to': "orm['core.Publisher']"})
         },
         'core.rightsholder': {
             'Meta': {'object_name': 'RightsHolder'},

core/migrations/0045_auto__del_field_edition_publisher.py

@@ -178,7 +178,7 @@ class Migration(SchemaMigration):
             'Meta': {'object_name': 'PublisherName'},
             'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
             'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
-            'publisher': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'all_names'", 'null': 'True', 'to': "orm['core.Publisher']"})
+            'publisher': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'alternate_names'", 'null': 'True', 'to': "orm['core.Publisher']"})
         },
         'core.rightsholder': {
             'Meta': {'object_name': 'RightsHolder'},

core/models.py

@@ -986,8 +986,7 @@ class Publisher(models.Model):
 class PublisherName(models.Model):
     name = models.CharField(max_length=255,  blank=False)
     
-    # all_names was a bad choice. should be "alternate_names"
+    publisher =  models.ForeignKey('Publisher', related_name='alternate_names', null=True)
-    publisher =  models.ForeignKey('Publisher', related_name='all_names', null=True)
 
     def __unicode__(self):
         return self.name