Search and ordering in Django - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the purpose of the search_fields attribute in Django's admin?

The search_fields attribute allows you to specify which model fields should be searchable in the Django admin interface. It enables a search box that filters the list view based on the entered query.

beginner

How do you enable ordering of model records in Django admin?

You can enable ordering by setting the <code>ordering</code> attribute in the model's <code>Meta</code> class or by using the <code>ordering</code> attribute in the admin class. This controls the default order of records shown.

intermediate

What does the ordering attribute accept in Django models or admin?

It accepts a list or tuple of field names as strings. Prefixing a field name with a minus sign (-) orders it in descending order; otherwise, ascending order is used.

intermediate

How can you add search functionality to a Django REST Framework API view?

You add the <code>SearchFilter</code> class to the view's <code>filter_backends</code> and specify <code>search_fields</code>. This enables searching by query parameters on specified fields.

intermediate

What is the difference between search_fields and ordering_fields in Django REST Framework?

search_fields defines which fields can be searched using a query string, while ordering_fields defines which fields can be used to order the results. Both are used with filter backends.

In Django admin, which attribute enables a search box to filter records?

A ordering

B search_fields

C list_filter

D filter_backends

The search_fields attribute adds a search box in Django admin to filter records by specified fields.

How do you specify descending order for a field in Django model ordering?

A Use the field name with a minus sign (-)

B Use uppercase field name

C Use the field name with a plus sign (+)

D Use the field name in quotes

Prefixing a field name with a minus sign (-) orders the results in descending order.

Which Django REST Framework filter backend enables search functionality?

A SearchFilter

B OrderingFilter

C DjangoFilterBackend

D LimitOffsetPagination

SearchFilter enables search functionality in Django REST Framework views.

What does the ordering_fields attribute do in Django REST Framework?

A Defines fields that can be searched

B Defines pagination size

C Defines fields that can be ordered

D Defines fields that are hidden

ordering_fields specifies which fields clients can use to order API results.

Where do you set the default ordering of records in a Django model?

A In the admin class using <code>search_fields</code>

B In the model's <code>__init__</code> method

C In the view using <code>filter_backends</code>

D In the model's <code>Meta</code> class using <code>ordering</code>

The default ordering is set in the model's Meta class with the ordering attribute.

Explain how to add search and ordering features to a Django admin interface.

Think about attributes in admin classes and model Meta.

Describe how to implement search and ordering in a Django REST Framework API view.

Focus on filter backends and query parameters.