django_elasticsearch_dsl_document_class_for_model_indexing.py

1# models.py
2from django.db import models
3
4class Car(models.Model):
5    name = models.CharField(max_length=255)
6    color = models.CharField(max_length=255)
7    description = models.TextField()
8    type = models.IntegerField(choices=[
9        (1, 'Sedan'),
10        (2, 'Truck'),
11        (3, 'SUV'),
12    ])
13
14# documents.py
15from django_elasticsearch_dsl import Document
16from django_elasticsearch_dsl.registries import registry
17from .models import Car
18
19@registry.register_document
20class CarDocument(Document):
21    class Index:
22        # Name of the Elasticsearch index
23        name = 'cars'
24        # See Elasticsearch Indices API reference for available settings
25        settings = {'number_of_shards': 1,
26                    'number_of_replicas': 0}
27
28    class Django:
29        model = Car # The model associated with this Document
30
31        # The fields of the model you want to be indexed in Elasticsearch
32        fields = [
33            'name',
34            'color',
35            'description',
36            'type',
37        ]
38
39        # Ignore auto updating of Elasticsearch when a model is saved
40        # or deleted:
41        # ignore_signals = True
42
43        # Don't perform an index refresh after every update (overrides settings.py)
44        # auto_refresh = False
45
46        # Paginate the django queryset used to populate the index with the specified size
47        # (by default it uses the database driver's default setting)
48        # queryset_pagination = 5000