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Commit eff3a7c3 authored by David Ormsbee's avatar David Ormsbee
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Batch together alter statements to minimize how long we lock the auth_users table

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common/djangoapps/student/migrations/0020_prep_cleanup_askbot.py deleted 100644 → 0
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View file @ 156dc1fb
# -*- coding: utf-8 -*-
import datetime
from south.db import db
from south.v2 import DataMigration
from django.db import models
import datetime
ASKBOT_AUTH_USER_COLUMNS = (
'website',
'about',
'gold',
'email_isvalid',
'real_name',
'location',
'reputation',
'gravatar',
'bronze',
'last_seen',
'silver',
'questions_per_page',
'new_response_count',
'seen_response_count',
)
class Migration(DataMigration):
def make_column_nullable(self, table, column):
field, args, kwargs = self.models[table][column]
if kwargs.get('default') == 'datetime.datetime.now':
kwargs['default'] = datetime.datetime.now
kwargs['null'] = True
db.alter_column(table.replace('.', '_'), column, self.gf(field)(*args, **kwargs))
def reset_column(self, table, column):
field, args, kwargs = self.models[table][column]
if kwargs.get('default') == 'datetime.datetime.now':
kwargs['default'] = datetime.datetime.now
db.alter_column(table.replace('.', '_'), column, self.gf(field)(*args, **kwargs))
def forwards(self, orm):
"Write your forwards methods here."
for column in ASKBOT_AUTH_USER_COLUMNS:
self.make_column_nullable('auth.user', column)
def backwards(self, orm):
"Write your backwards methods here."
for column in ASKBOT_AUTH_USER_COLUMNS:
self.reset_column('auth.user', column)
models = {
'auth.group': {
'Meta': {'object_name': 'Group'},
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
},
'auth.permission': {
'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
},
'auth.user': {
'Meta': {'object_name': 'User'},
'about': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
'avatar_type': ('django.db.models.fields.CharField', [], {'default': "'n'", 'max_length': '1'}),
'bronze': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
'consecutive_days_visit_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'country': ('django_countries.fields.CountryField', [], {'max_length': '2', 'blank': 'True'}),
'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'date_of_birth': ('django.db.models.fields.DateField', [], {'null': 'True', 'blank': 'True'}),
'display_tag_filter_strategy': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
'email_isvalid': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'email_key': ('django.db.models.fields.CharField', [], {'max_length': '32', 'null': 'True'}),
'email_tag_filter_strategy': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'}),
'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'gold': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
'gravatar': ('django.db.models.fields.CharField', [], {'max_length': '32'}),
'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'ignored_tags': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
'interesting_tags': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'last_seen': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'location': ('django.db.models.fields.CharField', [], {'max_length': '100', 'blank': 'True'}),
'new_response_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
'questions_per_page': ('django.db.models.fields.SmallIntegerField', [], {'default': '10'}),
'real_name': ('django.db.models.fields.CharField', [], {'max_length': '100', 'blank': 'True'}),
'reputation': ('django.db.models.fields.PositiveIntegerField', [], {'default': '1'}),
'seen_response_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'show_country': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'silver': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
'status': ('django.db.models.fields.CharField', [], {'default': "'w'", 'max_length': '2'}),
'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'}),
'website': ('django.db.models.fields.URLField', [], {'max_length': '200', 'blank': 'True'})
},
'contenttypes.contenttype': {
'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
},
'student.courseenrollment': {
'Meta': {'unique_together': "(('user', 'course_id'),)", 'object_name': 'CourseEnrollment'},
'course_id': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
'created': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'null': 'True', 'db_index': 'True', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
},
'student.pendingemailchange': {
'Meta': {'object_name': 'PendingEmailChange'},
'activation_key': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '32', 'db_index': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'new_email': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}),
'user': ('django.db.models.fields.related.OneToOneField', [], {'to': "orm['auth.User']", 'unique': 'True'})
},
'student.pendingnamechange': {
'Meta': {'object_name': 'PendingNameChange'},
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'new_name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
'rationale': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'blank': 'True'}),
'user': ('django.db.models.fields.related.OneToOneField', [], {'to': "orm['auth.User']", 'unique': 'True'})
},
'student.registration': {
'Meta': {'object_name': 'Registration', 'db_table': "'auth_registration'"},
'activation_key': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '32', 'db_index': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'unique': 'True'})
},
'student.userprofile': {
'Meta': {'object_name': 'UserProfile', 'db_table': "'auth_userprofile'"},
'courseware': ('django.db.models.fields.CharField', [], {'default': "'course.xml'", 'max_length': '255', 'blank': 'True'}),
'gender': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '6', 'null': 'True', 'blank': 'True'}),
'goals': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'language': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}),
'level_of_education': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '6', 'null': 'True', 'blank': 'True'}),
'location': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}),
'mailing_address': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
'meta': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}),
'user': ('django.db.models.fields.related.OneToOneField', [], {'related_name': "'profile'", 'unique': 'True', 'to': "orm['auth.User']"}),
'year_of_birth': ('django.db.models.fields.IntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'})
},
'student.usertestgroup': {
'Meta': {'object_name': 'UserTestGroup'},
'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '32', 'db_index': 'True'}),
'users': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.User']", 'db_index': 'True', 'symmetrical': 'False'})
}
}
complete_apps = ['student']
symmetrical = True
common/djangoapps/student/migrations/0021_remove_askbot.py
+ 36
− 2
View file @ eff3a7c3
......@@ -26,8 +26,14 @@ class Migration(SchemaMigration):
def forwards(self, orm):
"Kill the askbot"
for column in ASKBOT_AUTH_USER_COLUMNS:
db.delete_column('auth_user', column)
# For MySQL, we're batching the alters together for performance reasons
if db.backend_name == 'mysql':
drops = ["drop `{0}`".format(col) for col in ASKBOT_AUTH_USER_COLUMNS]
statement = "alter table `auth_user` {0};".format(", ".join(drops))
db.execute(statement)
else:
for column in ASKBOT_AUTH_USER_COLUMNS:
db.delete_column('auth_user', column)
def backwards(self, orm):
raise RuntimeError("Cannot reverse this migration: there's no going back to Askbot.")
......@@ -96,6 +102,34 @@ class Migration(SchemaMigration):
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'unique': 'True'})
},
'student.testcenteruser': {
'Meta': {'object_name': 'TestCenterUser'},
'address_1': ('django.db.models.fields.CharField', [], {'max_length': '40'}),
'address_2': ('django.db.models.fields.CharField', [], {'max_length': '40', 'blank': 'True'}),
'address_3': ('django.db.models.fields.CharField', [], {'max_length': '40', 'blank': 'True'}),
'candidate_id': ('django.db.models.fields.IntegerField', [], {'null': 'True', 'db_index': 'True'}),
'city': ('django.db.models.fields.CharField', [], {'max_length': '32', 'db_index': 'True'}),
'client_candidate_id': ('django.db.models.fields.CharField', [], {'max_length': '50', 'db_index': 'True'}),
'company_name': ('django.db.models.fields.CharField', [], {'max_length': '50', 'blank': 'True'}),
'country': ('django.db.models.fields.CharField', [], {'max_length': '3', 'db_index': 'True'}),
'created_at': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'db_index': 'True', 'blank': 'True'}),
'extension': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '8', 'blank': 'True'}),
'fax': ('django.db.models.fields.CharField', [], {'max_length': '35', 'blank': 'True'}),
'fax_country_code': ('django.db.models.fields.CharField', [], {'max_length': '3', 'blank': 'True'}),
'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'db_index': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'last_name': ('django.db.models.fields.CharField', [], {'max_length': '50', 'db_index': 'True'}),
'middle_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'phone': ('django.db.models.fields.CharField', [], {'max_length': '35'}),
'phone_country_code': ('django.db.models.fields.CharField', [], {'max_length': '3', 'db_index': 'True'}),
'postal_code': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '16', 'blank': 'True'}),
'salutation': ('django.db.models.fields.CharField', [], {'max_length': '50', 'blank': 'True'}),
'state': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '20', 'blank': 'True'}),
'suffix': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
'updated_at': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'db_index': 'True', 'blank': 'True'}),
'user': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['auth.User']", 'unique': 'True'}),
'user_updated_at': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'})
},
'student.userprofile': {
'Meta': {'object_name': 'UserProfile', 'db_table': "'auth_userprofile'"},
'courseware': ('django.db.models.fields.CharField', [], {'default': "'course.xml'", 'max_length': '255', 'blank': 'True'}),
......
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