mahmudtopu3/django_elastic

Django Elastic - An example project to learn ElasticSearch with Django Rest Framework

Django Elastic - An example project to learn ElasticSearch with Django Rest Framework

Implemented object field, nested field, manytomany field filtering

Using fuzzy logic even if the search keyword is misspelled or a long sentence, the results will be matched. [See query 2]

Used Packages

• Django==4.1.1
• djangorestframework==3.13.1
• elasticsearch==7.13.4
• elasticsearch-dsl==7.4.0
• django-elasticsearch-dsl==7.2.2

Note: we have used elastic search version 7.17.5 so python packages are also 7.x.x

To install elastic search please follow my article https://mahmudtopu3.medium.com/play-with-elastic-search-with-python-django-on-ubuntu-part-1-d063af7edc00

Installation

---

1. Clone Project from github and add database information and elasticsearch information in settings.py

2. Create virtualenv

   $ python -m venv venv

3. Activate Virtualenv

    $ venv/Scripts/activate

4. Make migration

   $ python manage.py makemigrations

5. Migrate

   $ python manage.py migrate

6. Create Superuser

   $ python manage.py createsuperuser

7. Start Server

   $ python manage.py runserver

8. Load Demo data

   $ python manage.py loaddata hrm.json

9. Index data to elastic search

   $ python manage.py search_index --rebuild

Settings.py

ELASTICSEARCH_DSL = {
  'default': {
      'hosts': 'http://elastic:123456@localhost:9200/',   
      # also can be basic auth url
  },
}

To check mapping of

http://localhost:9200/hrm_index/_mapping

Queries

http://127.0.0.1:8000/hrm/all-employees?search=software&company=Daffodil%20Family
http://127.0.0.1:8000/hrm/all-employees?search=softwae
http://127.0.0.1:8000/hrm/all-employees?search=software&courses=Business%20Communication
http://127.0.0.1:8000/hrm/all-employees?search=software&courses=Database
http://127.0.0.1:8000/hrm/all-employees?search=software&company=Daffodil%20Family&courses=Database
http://127.0.0.1:8000/hrm/all-employees?search=softwre&courses=Complr
http://127.0.0.1:8000/hrm/all-employees?search=softwre&courses=Dataase
http://127.0.0.1:8000/hrm/all-employees?search=softwre&skills=Elastic%20Search
http://127.0.0.1:8000/hrm/all-employees?search=engineer&skills=python
http://127.0.0.1:8000/hrm/all-employees?search=developer&skills=python
http://127.0.0.1:8000/hrm/all-employees?courses=Accounting
http://127.0.0.1:8000/hrm/all-employees?search=software&exp_gte=3&exp_lte=5
http://127.0.0.1:8000/hrm/all-employees?search=software&exp_gte=4.1&exp_lte=5
http://127.0.0.1:8000/hrm/all-employees?search=engineer&skills=java
http://127.0.0.1:8000/hrm/all-employees?search=engineer&skills=java&level=INTERMEDIATE
http://127.0.0.1:8000/hrm/all-employees?search=engineer&skills=elastic&level=INTERMEDIATE

Please send your pull requests if you want to contribute.

For professional support mail me at mahmudtopu3@gmail.com