Creation Operations
Let's rewrite our program to visually explore working with the database.
Code Explanation
from .models import Note
def read_content(request):
# Retrieving all notes from the database
all_notes = Note.objects.all()
return HttpResponse(all_notes)
- It imports the Note model from the same Django app (presumably defined in
models.py); - The
send_contentfunction is a Django view that gets called when the URL associated with it is accessed; - Inside the view, a new instance of the Note model is created with the
titleset to"Example Title"; - The new note is then saved to the database using
new_note.save(); - Finally, an
HttpResponseis returned with the message'Note saved'.
from .views import update_content, delete_content
urlpatterns = [
path('send/', read_content),
]
It imports the send_content view from the same Django app (views.py).
The urlpatterns list contains a single URL pattern that maps the URL path 'send/' to the send_content view.
So, when you access the URL path 'send/', it triggers the send_content view, which creates a new Note object with the title "Example Title" and saves it to the database. The view then responds with the message 'Note saved'.
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Creation Operations
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Let's rewrite our program to visually explore working with the database.
Code Explanation
from .models import Note
def read_content(request):
# Retrieving all notes from the database
all_notes = Note.objects.all()
return HttpResponse(all_notes)
- It imports the Note model from the same Django app (presumably defined in
models.py); - The
send_contentfunction is a Django view that gets called when the URL associated with it is accessed; - Inside the view, a new instance of the Note model is created with the
titleset to"Example Title"; - The new note is then saved to the database using
new_note.save(); - Finally, an
HttpResponseis returned with the message'Note saved'.
from .views import update_content, delete_content
urlpatterns = [
path('send/', read_content),
]
It imports the send_content view from the same Django app (views.py).
The urlpatterns list contains a single URL pattern that maps the URL path 'send/' to the send_content view.
So, when you access the URL path 'send/', it triggers the send_content view, which creates a new Note object with the title "Example Title" and saves it to the database. The view then responds with the message 'Note saved'.
Tack för dina kommentarer!