Re: getting an error while migrating the db

[Vivek Jha]

python manage.py migrate --fake

On Tue, 16 Apr 2019, 12:57 Shubham Joshi, <shu...@tersesoft.com> wrote:

-------------------------------------------error----------------------------------------------

(School) snj@snj-ThinkPad-T440p:~/School$ python manage.py migrateOperations to perform:

  Apply all migrations: admin, auth, contenttypes, sessions

Running migrations:

  Applying auth.0010_alter_group_name_max_length...Traceback (most recent call last):

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 84, in _execute

    return self.cursor.execute(sql, params)

psycopg2.errors.InsufficientPrivilege: must be owner of relation auth_group

The above exception was the direct cause of the following exception:

Traceback (most recent call last):

  File "manage.py", line 21, in <module>

    main()

  File "manage.py", line 17, in main

    execute_from_command_line(sys.argv)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/__init__.py", line 381, in execute_from_command_line

    utility.execute()

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/__init__.py", line 375, in execute

    self.fetch_command(subcommand).run_from_argv(self.argv)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/base.py", line 323, in run_from_argv

    self.execute(*args, **cmd_options)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/base.py", line 364, in execute

    output = self.handle(*args, **options)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/base.py", line 83, in wrapped

    res = handle_func(*args, **kwargs)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/commands/migrate.py", line 234, in handle

    fake_initial=fake_initial,

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/migrations/executor.py", line 117, in migrate

    state = self._migrate_all_forwards(state, plan, full_plan, fake=fake, fake_initial=fake_initial)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/migrations/executor.py", line 147, in _migrate_all_forwards

    state = self.apply_migration(state, migration, fake=fake, fake_initial=fake_initial)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/migrations/executor.py", line 245, in apply_migration

    state = migration.apply(state, schema_editor)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/migrations/migration.py", line 124, in apply

    operation.database_forwards(self.app_label, schema_editor, old_state, project_state)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/migrations/operations/fields.py", line 249, in database_forwards

    schema_editor.alter_field(from_model, from_field, to_field)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/base/schema.py", line 535, in alter_field

    old_db_params, new_db_params, strict)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/postgresql/schema.py", line 122, in _alter_field

    new_db_params, strict,

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/base/schema.py", line 685, in _alter_field

    params,

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/base/schema.py", line 137, in execute

    cursor.execute(sql, params)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 99, in execute

    return super().execute(sql, params)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 67, in execute

    return self._execute_with_wrappers(sql, params, many=False, executor=self._execute)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 76, in _execute_with_wrappers

    return executor(sql, params, many, context)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 84, in _execute

    return self.cursor.execute(sql, params)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/utils.py", line 89, in __exit__

    raise dj_exc_value.with_traceback(traceback) from exc_value

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 84, in _execute

    return self.cursor.execute(sql, params)

django.db.utils.ProgrammingError: must be owner of relation auth_group

--------------------------------------------------------------------

settings

DATABASES = {

'default': {

'ENGINE': 'django.db.backends.postgresql_psycopg2',

'NAME': 'school',

'USER': 'shubham311507',

'PASSWORD': 'snj',

'HOST': 'localhost',

'PORT': '5433',

}

}

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[Shubham Joshi]

Ya it worked for me thanks

python manage.py migrate --fake

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[Vivek Jha]

Welcome

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[Shubham Joshi]

Hello Vivek can you help me in this 

I am referring 

https://wsvincent.com/django-rest-framework-user-authentication-tutorial/

changed app name 'users' to accounts

got an errror

School) snj@snj-ThinkPad-T440p:~/School$ python manage.py createsuperuser

Username: shubham311507

Traceback (most recent call last):

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 84, in _execute

    return self.cursor.execute(sql, params)

psycopg2.errors.UndefinedTable: relation "accounts_customuser" does not exist

LINE 1: ...."date_joined", "accounts_customuser"."name" FROM "accounts_...

                                                             ^

The above exception was the direct cause of the following exception:

Traceback (most recent call last):

  File "manage.py", line 21, in <module>

    main()

  File "manage.py", line 17, in main

    execute_from_command_line(sys.argv)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/__init__.py", line 381, in execute_from_command_line

    utility.execute()

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/__init__.py", line 375, in execute

    self.fetch_command(subcommand).run_from_argv(self.argv)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/base.py", line 323, in run_from_argv

    self.execute(*args, **cmd_options)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/contrib/auth/management/commands/createsuperuser.py", line 61, in execute

    return super().execute(*args, **options)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/core/management/base.py", line 364, in execute

    output = self.handle(*args, **options)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/contrib/auth/management/commands/createsuperuser.py", line 95, in handle

    error_msg = self._validate_username(username, verbose_field_name, database)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/contrib/auth/management/commands/createsuperuser.py", line 201, in _validate_username

    self.UserModel._default_manager.db_manager(database).get_by_natural_key(username)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/contrib/auth/base_user.py", line 44, in get_by_natural_key

    return self.get(**{self.model.USERNAME_FIELD: username})

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/models/manager.py", line 82, in manager_method

    return getattr(self.get_queryset(), name)(*args, **kwargs)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/models/query.py", line 402, in get

    num = len(clone)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/models/query.py", line 256, in __len__

    self._fetch_all()

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/models/query.py", line 1242, in _fetch_all

    self._result_cache = list(self._iterable_class(self))

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/models/query.py", line 55, in __iter__

    results = compiler.execute_sql(chunked_fetch=self.chunked_fetch, chunk_size=self.chunk_size)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/models/sql/compiler.py", line 1097, in execute_sql

    cursor.execute(sql, params)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 99, in execute

    return super().execute(sql, params)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 67, in execute

    return self._execute_with_wrappers(sql, params, many=False, executor=self._execute)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 76, in _execute_with_wrappers

    return executor(sql, params, many, context)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 84, in _execute

    return self.cursor.execute(sql, params)

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/utils.py", line 89, in __exit__

    raise dj_exc_value.with_traceback(traceback) from exc_value

  File "/home/snj/.virtualenvs/School/lib/python3.5/site-packages/django/db/backends/utils.py", line 84, in _execute

    return self.cursor.execute(sql, params)

django.db.utils.ProgrammingError: relation "accounts_customuser" does not exist

LINE 1: ...."date_joined", "accounts_customuser"."name" FROM "accounts_...

                                                             ^

completely unaware what happening

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--

Shubham Joshi Business Developer | Terse Software M: 8390246938 E: shubham@tersesoft.com www.tersesoft.com

[Vivek Jha]

Delete all the old migrations and remigrate 

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[Shubham Joshi]

same error still

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[Vivek Jha]

Send me the snap

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[Shubham Joshi]

https://github.com/shubham1507/school

error

(School) snj@snj-ThinkPad-T440p:~/School$ python manage.py createsuperuser

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