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Java 面试必会 直通BAT
如题所述
RT
打开那个连接没东西
Java基础知识点和答案里1.28接口和抽象类的话题中有错误,抽象类中抽象方法不可以用private修饰
测试用例:{3, 3, 3, 3, 3, 3, 3, 3, 1, 2, 3, 3},返回结果:3
https://github.com/gzc426/Java-Interview/blob/master/MySQL%E4%BC%98%E5%8C%96%E7%9C%8B%E8%BF%99%E4%B8%80%E7%AF%87%E5%B0%B1%E5%A4%9F%E4%BA%86.md
文章里面这么描述的
其中read是共享锁,一旦锁定任何客户端都不可读;write是独占/写锁,只有加锁的客户端可读可写,其他客户端既不可读也不可写。锁定的是一张表或几张表。
但是实际上不是应该下面这样吗?
读锁是共享的,即多个客户端可以同时读取同一资源。
写锁是排他的,也就是说写锁会阻塞其他的写锁和读锁。
建议处理下,点击网盘链接,跳转到黄色网站了。
链接失效了
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