Django Advance Dumpdata

Django Manage Command like dumpdata but with have more feature to Output the contents of the database from given fields of a model and filter that data using standard Django lookups for filtering. data can be export with divers format like json,xml,yaml.exported structure is compatible with Django dumpdata structure which allows you to use standard loaddata command for import.

Installation

To get the latest stable release from PyPi

.. code-block:: bash

pip install django-dumpdata-advance

Add dumpdata_advance to your INSTALLED_APPS

.. code-block:: python

INSTALLED_APPS = (
    ...,
    "django_dumpdata_advance",
)

Usage

Export data:

.. code-block:: bash

./manage.py  dumpdata_advance app_name.model_name --fields=field1,field2 > dump_file.json

Import data:

.. code-block:: bash

./manage.py loaddata dump_file.json

How to use filters? If you not familiar take a look at Django Field lookups - https://docs.djangoproject.com/en/3.0/topics/db/queries/#field-lookups

.. code-block:: bash

./manage.py  dumpdata_advance app_name.model_name --fields=field1 --filter=name__icontains=django

./manage.py  dumpdata_advance app_name.model_name --fields=field1 --filter=name__icontains=django,pk__gt=300

Set order by:

.. code-block:: bash

./manage.py dumpdata_advance app_name.model_name --fields=field1,field2 --order=field2,field2

Export all fields:

.. code-block:: bash

./manage.py dumpdata_advance app_name.model_name --fields=*

Exclude custom fields:

.. code-block:: bash

./manage.py dumpdata_advance app_name.model_name --exclude_fields=name

Limit number of exported records:

.. code-block:: bash

./manage.py dumpdata_advance app_name.model_name --fields=* --limit=10

Export full file URL:

.. code-block:: bash

./manage.py dumpdata_advance app_name.model_name --fields=image --full_url=image

Export from another database than 'default':

.. code-block:: bash

./manage.py dumpdata_advance app_name.model_name --database=other_database