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# Discouraged: Synchronous blocking query inside async context & N+1 queries
@router.get("/articles/{article_id}")
async def get_article(request, article_id: int):
    article = Article.objects.get(id=article_id)  # Synchronous blocking call!
    return {"id": article.id, "title": article.title, "author": article.author.username}  # N+1 DB hit!

from ninja import Router, Schema
from django.shortcuts import aget_object_or_404
from .models import Article

router = Router()

class ArticleOut(Schema):
    id: int
    title: str
    author_name: str

@router.get("/articles/{article_id}", response=ArticleOut)
async def get_article(request, article_id: int):
    # Asynchronous fetch with joined relationship preventing N+1
    article = await Article.objects.select_related("author").aget(id=article_id)
    return {
        "id": article.id,
        "title": article.title,
        "author_name": article.author.username,
    }