/Python/Fetching data from multiple tables using related name in django

Fetching data from multiple tables using related name in django

from App.models import Student, Subject
def myFunc():
    students = Student.objects.all()
    for student in students:
        subj = student.subject.sub

def myFunc2():
    subjects = Subject.objects.all()
    for subject in subjects:
        student_name = subject.student.nm

Source: stackoverflow.com

Fetching data from multiple tables using related name in django

Order.objects.select_related('account_customer').all() \
    .values('customer_id', 'other_field_1', ...) \
    .annotate(total_sales=Sum('total_price')) \
    .filter(created_at__year=today.year, created_at__month=today.month)

Source: stackoverflow.com

Similar codes

2 votes299 views2 answers
What is instance variable in python
Python
1 vote308 views4 answers
Drop duplicate index pandas
Python
0 vote290 views1 answer
Python opencv create new image
Python
2 votes295 views1 answer
Display python 001
Python
0 vote281 views1 answer
How to make an entire dataframe show in jupyter
Python
0 vote279 views1 answer
Python seaborn violin stack overflow
Python
4 votes309 views3 answers
Display prime numbers between two intervals in python
Python
0 vote286 views1 answer
Django data from many to many field in template
Python
70 votes306 views6 answers
Python alphabet
Python
4 votes291 views6 answers
Python rgb to hex
Python