如何避免PHP中的N+1查询
I was reviewing a Laravel codebase a few days ago, and I saw a common N+1 query mistake. N+1 query slows down our applications unknowingly. Because things that are supposed to run at once will...
在Laravel中，N+1查询会降低应用性能。通过循环逐条插入交易记录会导致多次数据库操作，优化方法是先准备数据再一次性插入。此外，重复获取记录并更新效率低，优化后直接使用已获取的记录进行更新。优化代码能显著提升性能。
