New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

记一次MySQL查询优化 | 顾澜的技术小站 #39

Open

gooohlan opened this issue Dec 8, 2021 · 0 comments

Labels

ae833e533ad9c4f0b898148ffb3d9e42 Gitalk

Owner

gooohlan commented Dec 8, 2021

https://www.inkdp.cn/skill/back-end/12472.html

多表查询导致的慢查询，从几分钟优化到几秒，再优化到几毫秒；笛卡尔积扫描几十亿数据到扫描几十条数据的最终解决方案

gooohlan added Gitalk ae833e533ad9c4f0b898148ffb3d9e42 labels

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment