#25442: RunSQL migration is run twice (and once for real with "--fake") ----------------------------+-------------------- Reporter: tino | Owner: nobody Type: Bug | Status: new Component: Migrations | Version: 1.8 Severity: Normal | Keywords: Triage Stage: Unreviewed | Has patch: 0 Easy pickings: 0 | UI/UX: 0 ----------------------------+-------------------- I added a cleanup migration to remove the auth_* tables after swapping the user model as follows:
{{{ class Migration(migrations.Migration): dependencies = [ ('users', '0001_initial'), ] operations = [ migrations.RunSQL( "DROP TABLE auth_user_user_permissions;" "DROP TABLE auth_group_permissions;" "DROP TABLE auth_user_groups;" "DROP TABLE auth_group;" "DROP TABLE auth_permission;" "DROP TABLE auth_user;" ) ] }}} With `python manage.py migrate`, the tables are deleted, but this migration is run twice, resulting in an error: {{{ Applying users.0002_delete_auth_tables... OK Traceback (most recent call last): File "manage.py", line 10, in <module> execute_from_command_line(sys.argv) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/__init__.py", line 338, in execute_from_command_line utility.execute() File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/__init__.py", line 330, in execute self.fetch_command(subcommand).run_from_argv(self.argv) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/base.py", line 393, in run_from_argv self.execute(*args, **cmd_options) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/base.py", line 444, in execute output = self.handle(*args, **options) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/commands/migrate.py", line 226, in handle emit_post_migrate_signal(created_models, self.verbosity, self.interactive, connection.alias) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/sql.py", line 280, in emit_post_migrate_signal using=db) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/dispatch/dispatcher.py", line 201, in send response = receiver(signal=self, sender=sender, **named) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/contrib/auth/management/__init__.py", line 93, in create_permissions "content_type", "codename" File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/query.py", line 162, in __iter__ self._fetch_all() File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/query.py", line 965, in _fetch_all self._result_cache = list(self.iterator()) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/query.py", line 1220, in iterator for row in compiler.results_iter(): File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/sql/compiler.py", line 794, in results_iter results = self.execute_sql(MULTI) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/sql/compiler.py", line 840, in execute_sql cursor.execute(sql, params) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/backends/utils.py", line 79, in execute return super(CursorDebugWrapper, self).execute(sql, params) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/backends/utils.py", line 64, in execute return self.cursor.execute(sql, params) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/utils.py", line 97, in __exit__ six.reraise(dj_exc_type, dj_exc_value, traceback) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/backends/utils.py", line 64, in execute return self.cursor.execute(sql, params) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/backends/sqlite3/base.py", line 318, in execute return Database.Cursor.execute(self, query, params) django.db.utils.OperationalError: no such table: auth_permission }}} Appearently, this also happens when the `--fake` flag is passed (I removed the `django_migrations` table row that marked this migration as applied), which is concerning because I would expect the migration not to run at all: {{{ $ python manage.py migrate users 0002 --fake Operations to perform: Target specific migration: 0002_delete_auth_tables, from users Running migrations: Rendering model states... DONE Applying users.0002_delete_auth_tables... FAKED Traceback (most recent call last): File "manage.py", line 10, in <module> execute_from_command_line(sys.argv) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/__init__.py", line 338, in execute_from_command_line utility.execute() File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/__init__.py", line 330, in execute self.fetch_command(subcommand).run_from_argv(self.argv) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/base.py", line 393, in run_from_argv self.execute(*args, **cmd_options) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/base.py", line 444, in execute output = self.handle(*args, **options) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/commands/migrate.py", line 226, in handle emit_post_migrate_signal(created_models, self.verbosity, self.interactive, connection.alias) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/core/management/sql.py", line 280, in emit_post_migrate_signal using=db) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/dispatch/dispatcher.py", line 201, in send response = receiver(signal=self, sender=sender, **named) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/contrib/auth/management/__init__.py", line 93, in create_permissions "content_type", "codename" File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/query.py", line 162, in __iter__ self._fetch_all() File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/query.py", line 965, in _fetch_all self._result_cache = list(self.iterator()) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/query.py", line 1220, in iterator for row in compiler.results_iter(): File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/sql/compiler.py", line 794, in results_iter results = self.execute_sql(MULTI) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/models/sql/compiler.py", line 840, in execute_sql cursor.execute(sql, params) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/backends/utils.py", line 79, in execute return super(CursorDebugWrapper, self).execute(sql, params) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/backends/utils.py", line 64, in execute return self.cursor.execute(sql, params) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/utils.py", line 97, in __exit__ six.reraise(dj_exc_type, dj_exc_value, traceback) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/backends/utils.py", line 64, in execute return self.cursor.execute(sql, params) File "/Users/tino/Dev/.virtualenvs/test/lib/python2.7/site- packages/django/db/backends/sqlite3/base.py", line 318, in execute return Database.Cursor.execute(self, query, params) django.db.utils.OperationalError: no such table: auth_permission }}} -- Ticket URL: <https://code.djangoproject.com/ticket/25442> Django <https://code.djangoproject.com/> The Web framework for perfectionists with deadlines. -- You received this message because you are subscribed to the Google Groups "Django updates" group. 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