django 查询,性能相关的函数

select_related 

prefetch_related 

写的挺好的:

https://blog.csdn.net/CuGBabyBeaR/article/details/38342793

https://blog.csdn.net/cugbabybear/article/details/38362489

https://blog.csdn.net/cugbabybear/article/details/38460877

 

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