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redis 整理

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qiurunze123 2018-12-08 08:52:01 +08:00
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@ -20,7 +20,7 @@
#### [提交合并代码规范](/docs/code-criterion.md)
### [秒杀注意事项]()
### [秒杀注意事项]
#### [1.如何解决卖超问题]()
--在sql加上判断防止数据边为负数
--数据库加唯一索引防止用户重复购买