From 583b265934f6bea5455544b6526d76e4f63e1017 Mon Sep 17 00:00:00 2001 From: cahrens Date: Thu, 27 Aug 2015 13:24:27 -0400 Subject: [PATCH] Add course_id and topic_id composite index. --- ..._course_id_and_topic_id_composite_index.py | 82 +++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 lms/djangoapps/teams/migrations/0005_add_course_id_and_topic_id_composite_index.py diff --git a/lms/djangoapps/teams/migrations/0005_add_course_id_and_topic_id_composite_index.py b/lms/djangoapps/teams/migrations/0005_add_course_id_and_topic_id_composite_index.py new file mode 100644 index 0000000000..eedd170cce --- /dev/null +++ b/lms/djangoapps/teams/migrations/0005_add_course_id_and_topic_id_composite_index.py @@ -0,0 +1,82 @@ +# -*- coding: utf-8 -*- +import pytz +from south.utils import datetime_utils as datetime +from south.db import db +from south.v2 import SchemaMigration +from django.db import models + + +class Migration(SchemaMigration): + + def forwards(self, orm): + # Create a composite index of course_id and topic_id. + db.create_index('teams_courseteam', ['course_id', 'topic_id']) + + def backwards(self, orm): + # Delete the composite index of course_id and topic_id. + db.delete_index('teams_courseteam', ['course_id', 'topic_id']) + + 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'}, + 'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}), + 'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}), + 'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}), + 'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': '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'}), + 'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}), + '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'}) + }, + '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'}) + }, + 'teams.courseteam': { + 'Meta': {'object_name': 'CourseTeam'}, + 'country': ('django_countries.fields.CountryField', [], {'max_length': '2', 'blank': 'True'}), + 'course_id': ('xmodule_django.models.CourseKeyField', [], {'max_length': '255', 'db_index': 'True'}), + 'date_created': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}), + 'description': ('django.db.models.fields.CharField', [], {'max_length': '300'}), + 'discussion_topic_id': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}), + 'language': ('student.models.LanguageField', [], {'max_length': '16', 'blank': 'True'}), + 'last_activity_at': ('django.db.models.fields.DateTimeField', [], {}), + 'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}), + 'team_id': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}), + 'topic_id': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}), + 'users': ('django.db.models.fields.related.ManyToManyField', [], {'db_index': 'True', 'related_name': "'teams'", 'symmetrical': 'False', 'through': "orm['teams.CourseTeamMembership']", 'to': "orm['auth.User']"}) + }, + 'teams.courseteammembership': { + 'Meta': {'unique_together': "(('user', 'team'),)", 'object_name': 'CourseTeamMembership'}, + 'date_joined': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'last_activity_at': ('django.db.models.fields.DateTimeField', [], {}), + 'team': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'membership'", 'to': "orm['teams.CourseTeam']"}), + 'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"}) + } + } + + complete_apps = ['teams']