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[JCSprout-175]修改一点语病 #192

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[JCSprout-175]修改一点语病 #192

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591d3b7
修改一点语病
AT-Fieldless Jan 15, 2020
9b25989
数字之前加空格
AT-Fieldless Jan 15, 2020
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2 changes: 1 addition & 1 deletion MD/Java-lock.md
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Expand Up @@ -24,7 +24,7 @@

解决方案:
- 数据库切换为主从，不存在单点。
- 在表中加入一个同步状态字段，每次获取锁的是加 1 ，释放锁的时候`-1`，当状态为 0 的时候就删除这条记录，即释放锁。
- 在表中加入一个同步状态字段，每次获取锁的时候加 `1`，释放锁的时候 `-1`，当状态为 0 的时候就删除这条记录，即释放锁。
- 非阻塞的情况可以用 `while` 循环来实现，循环的时候记录时间，达到 X 秒记为超时，`break`。
- 可以开启一个定时任务每隔一段时间扫描找出多少 X 秒都没有被删除的记录，主动删除这条记录。

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