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Fixed #10109 -- Removed the use of raw SQL in many-to-many fields by introducing an autogenerated through model.

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This is the first part of Alex Gaynor's GSoC project to add Multi-db support to Django.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@11710 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Russell Keith-Magee
2009-11-03 14:02:49 +00:00
parent aba5389326
commit 585b7acaa3
20 changed files with 457 additions and 244 deletions
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20
django/core/management/commands/syncdb.py
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@@ -57,12 +57,15 @@ class Command(NoArgsCommand):
# Create the tables for each model
for app in models.get_apps():
app_name = app.__name__.split('.')[-2]
model_list = models.get_models(app)
model_list = models.get_models(app, include_auto_created=True)
for model in model_list:
# Create the model's database table, if it doesn't already exist.
if verbosity >= 2:
print "Processing %s.%s model" % (app_name, model._meta.object_name)
if connection.introspection.table_name_converter(model._meta.db_table) in tables:
opts = model._meta
if (connection.introspection.table_name_converter(opts.db_table) in tables or
(opts.auto_created and
connection.introspection.table_name_converter(opts.auto_created._meta.db_table in tables))):
continue
sql, references = connection.creation.sql_create_model(model, self.style, seen_models)
seen_models.add(model)
@@ -78,19 +81,6 @@ class Command(NoArgsCommand):
cursor.execute(statement)
tables.append(connection.introspection.table_name_converter(model._meta.db_table))
# Create the m2m tables. This must be done after all tables have been created
# to ensure that all referred tables will exist.
for app in models.get_apps():
app_name = app.__name__.split('.')[-2]
model_list = models.get_models(app)
for model in model_list:
if model in created_models:
sql = connection.creation.sql_for_many_to_many(model, self.style)
if sql:
if verbosity >= 2:
print "Creating many-to-many tables for %s.%s model" % (app_name, model._meta.object_name)
for statement in sql:
cursor.execute(statement)
transaction.commit_unless_managed()