Did you know that understanding Django's select_related and prefetch_related can make or break your query performance? Here’s a guide on 𝘀𝗲𝗹𝗲𝗰𝘁_𝗿𝗲𝗹𝗮𝘁𝗲𝗱 and 𝗽𝗿𝗲𝗳𝗲�