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Title: GitHub - melanc/interview_reference: 2019年最新总结，阿里，腾讯，百度，美团，头条等技术面试题目，以及答案，专家出题人分析汇总。

Open Graph Title: GitHub - melanc/interview_reference: 2019年最新总结，阿里，腾讯，百度，美团，头条等技术面试题目，以及答案，专家出题人分析汇总。

X Title: GitHub - melanc/interview_reference: 2019年最新总结，阿里，腾讯，百度，美团，头条等技术面试题目，以及答案，专家出题人分析汇总。

Description: 2019年最新总结，阿里，腾讯，百度，美团，头条等技术面试题目，以及答案，专家出题人分析汇总。. Contribute to melanc/interview_reference development by creating an account on GitHub.

Open Graph Description: 2019年最新总结，阿里，腾讯，百度，美团，头条等技术面试题目，以及答案，专家出题人分析汇总。. Contribute to melanc/interview_reference development by creating an account on GitHub.

X Description: 2019年最新总结，阿里，腾讯，百度，美团，头条等技术面试题目，以及答案，专家出题人分析汇总。. Contribute to melanc/interview_reference development by creating an account on GitHub.

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	https://patch-diff.githubusercontent.com/melanc/interview_reference/commits/master/
1.1.1 如何实现一个高效的单向链表逆序输出？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.1%20%E5%A6%82%E4%BD%95%E5%AE%9E%E7%8E%B0%E4%B8%80%E4%B8%AA%E9%AB%98%E6%95%88%E7%9A%84%E5%8D%95%E5%90%91%E9%93%BE%E8%A1%A8%E9%80%86%E5%BA%8F%E8%BE%93%E5%87%BA%EF%BC%9F.md
1.1.1 如何实现一个高效的单向链表逆序输出？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.1%20%E5%A6%82%E4%BD%95%E5%AE%9E%E7%8E%B0%E4%B8%80%E4%B8%AA%E9%AB%98%E6%95%88%E7%9A%84%E5%8D%95%E5%90%91%E9%93%BE%E8%A1%A8%E9%80%86%E5%BA%8F%E8%BE%93%E5%87%BA%EF%BC%9F.md
1.1.2 已知sqrt(2)约等于1.414，要求不用数学库，求sqrt(2)精确到小数点后10位.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.2%20%E5%B7%B2%E7%9F%A5sqrt(2)%E7%BA%A6%E7%AD%89%E4%BA%8E1.414%EF%BC%8C%E8%A6%81%E6%B1%82%E4%B8%8D%E7%94%A8%E6%95%B0%E5%AD%A6%E5%BA%93%EF%BC%8C%E6%B1%82sqrt(2)%E7%B2%BE%E7%A1%AE%E5%88%B0%E5%B0%8F%E6%95%B0%E7%82%B9%E5%90%8E10%E4%BD%8D.md
1.1.2 已知sqrt(2)约等于1.414，要求不用数学库，求sqrt(2)精确到小数点后10位.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.2%20%E5%B7%B2%E7%9F%A5sqrt(2)%E7%BA%A6%E7%AD%89%E4%BA%8E1.414%EF%BC%8C%E8%A6%81%E6%B1%82%E4%B8%8D%E7%94%A8%E6%95%B0%E5%AD%A6%E5%BA%93%EF%BC%8C%E6%B1%82sqrt(2)%E7%B2%BE%E7%A1%AE%E5%88%B0%E5%B0%8F%E6%95%B0%E7%82%B9%E5%90%8E10%E4%BD%8D.md
1.1.3 给定一个二叉搜索树(BST)，找到树中第 K 小的节点.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.3%20%E7%BB%99%E5%AE%9A%E4%B8%80%E4%B8%AA%E4%BA%8C%E5%8F%89%E6%90%9C%E7%B4%A2%E6%A0%91(BST)%EF%BC%8C%E6%89%BE%E5%88%B0%E6%A0%91%E4%B8%AD%E7%AC%AC%20K%20%E5%B0%8F%E7%9A%84%E8%8A%82%E7%82%B9.md
1.1.3 给定一个二叉搜索树(BST)，找到树中第 K 小的节点.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.3%20%E7%BB%99%E5%AE%9A%E4%B8%80%E4%B8%AA%E4%BA%8C%E5%8F%89%E6%90%9C%E7%B4%A2%E6%A0%91(BST)%EF%BC%8C%E6%89%BE%E5%88%B0%E6%A0%91%E4%B8%AD%E7%AC%AC%20K%20%E5%B0%8F%E7%9A%84%E8%8A%82%E7%82%B9.md
1.1.4 LRU缓存机制.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.4%20LRU%E7%BC%93%E5%AD%98%E6%9C%BA%E5%88%B6.md
1.1.4 LRU缓存机制.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.4%20LRU%E7%BC%93%E5%AD%98%E6%9C%BA%E5%88%B6.md
1.1.5 关于epoll和select的区别，以下哪些说法是正确的.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.5%20%E5%85%B3%E4%BA%8Eepoll%E5%92%8Cselect%E7%9A%84%E5%8C%BA%E5%88%AB%EF%BC%8C%E4%BB%A5%E4%B8%8B%E5%93%AA%E4%BA%9B%E8%AF%B4%E6%B3%95%E6%98%AF%E6%AD%A3%E7%A1%AE%E7%9A%84.md
1.1.5 关于epoll和select的区别，以下哪些说法是正确的.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.5%20%E5%85%B3%E4%BA%8Eepoll%E5%92%8Cselect%E7%9A%84%E5%8C%BA%E5%88%AB%EF%BC%8C%E4%BB%A5%E4%B8%8B%E5%93%AA%E4%BA%9B%E8%AF%B4%E6%B3%95%E6%98%AF%E6%AD%A3%E7%A1%AE%E7%9A%84.md
1.1.6 从innodb的索引结构分析，为什么索引的 key 长度不能太长.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.6%20%E4%BB%8Einnodb%E7%9A%84%E7%B4%A2%E5%BC%95%E7%BB%93%E6%9E%84%E5%88%86%E6%9E%90%EF%BC%8C%E4%B8%BA%E4%BB%80%E4%B9%88%E7%B4%A2%E5%BC%95%E7%9A%84%20key%20%E9%95%BF%E5%BA%A6%E4%B8%8D%E8%83%BD%E5%A4%AA%E9%95%BF.md
1.1.6 从innodb的索引结构分析，为什么索引的 key 长度不能太长.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.6%20%E4%BB%8Einnodb%E7%9A%84%E7%B4%A2%E5%BC%95%E7%BB%93%E6%9E%84%E5%88%86%E6%9E%90%EF%BC%8C%E4%B8%BA%E4%BB%80%E4%B9%88%E7%B4%A2%E5%BC%95%E7%9A%84%20key%20%E9%95%BF%E5%BA%A6%E4%B8%8D%E8%83%BD%E5%A4%AA%E9%95%BF.md
1.1.7 MySQL的数据如何恢复到任意时间点？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.7%20MySQL%E7%9A%84%E6%95%B0%E6%8D%AE%E5%A6%82%E4%BD%95%E6%81%A2%E5%A4%8D%E5%88%B0%E4%BB%BB%E6%84%8F%E6%97%B6%E9%97%B4%E7%82%B9%EF%BC%9F.md
1.1.7 MySQL的数据如何恢复到任意时间点？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.7%20MySQL%E7%9A%84%E6%95%B0%E6%8D%AE%E5%A6%82%E4%BD%95%E6%81%A2%E5%A4%8D%E5%88%B0%E4%BB%BB%E6%84%8F%E6%97%B6%E9%97%B4%E7%82%B9%EF%BC%9F.md
1.1.8 NFS与SMB的区别？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.8%20NFS%E4%B8%8ESMB%E7%9A%84%E5%8C%BA%E5%88%AB%EF%BC%9F.md
1.1.8 NFS与SMB的区别？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.8%20NFS%E4%B8%8ESMB%E7%9A%84%E5%8C%BA%E5%88%AB%EF%BC%9F.md
1.1.9 输入 ping IP 后敲回车，发包前会发生什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.9%20%E8%BE%93%E5%85%A5%20ping%20IP%20%E5%90%8E%E6%95%B2%E5%9B%9E%E8%BD%A6%EF%BC%8C%E5%8F%91%E5%8C%85%E5%89%8D%E4%BC%9A%E5%8F%91%E7%94%9F%E4%BB%80%E4%B9%88%EF%BC%9F.md
1.1.9 输入 ping IP 后敲回车，发包前会发生什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.1.9%20%E8%BE%93%E5%85%A5%20ping%20IP%20%E5%90%8E%E6%95%B2%E5%9B%9E%E8%BD%A6%EF%BC%8C%E5%8F%91%E5%8C%85%E5%89%8D%E4%BC%9A%E5%8F%91%E7%94%9F%E4%BB%80%E4%B9%88%EF%BC%9F.md
1.2.0 请解释下为什么鹿晗发布恋情的时候，微博系统会崩溃，如何解决？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.0%20%E8%AF%B7%E8%A7%A3%E9%87%8A%E4%B8%8B%E4%B8%BA%E4%BB%80%E4%B9%88%E9%B9%BF%E6%99%97%E5%8F%91%E5%B8%83%E6%81%8B%E6%83%85%E7%9A%84%E6%97%B6%E5%80%99%EF%BC%8C%E5%BE%AE%E5%8D%9A%E7%B3%BB%E7%BB%9F%E4%BC%9A%E5%B4%A9%E6%BA%83%EF%BC%8C%E5%A6%82%E4%BD%95%E8%A7%A3%E5%86%B3%EF%BC%9F.md
1.2.0 请解释下为什么鹿晗发布恋情的时候，微博系统会崩溃，如何解决？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.0%20%E8%AF%B7%E8%A7%A3%E9%87%8A%E4%B8%8B%E4%B8%BA%E4%BB%80%E4%B9%88%E9%B9%BF%E6%99%97%E5%8F%91%E5%B8%83%E6%81%8B%E6%83%85%E7%9A%84%E6%97%B6%E5%80%99%EF%BC%8C%E5%BE%AE%E5%8D%9A%E7%B3%BB%E7%BB%9F%E4%BC%9A%E5%B4%A9%E6%BA%83%EF%BC%8C%E5%A6%82%E4%BD%95%E8%A7%A3%E5%86%B3%EF%BC%9F.md
1.2.1 现有一批邮件需要发送给订阅顾客，且有一个集群（集群的节点数不定，会动态扩容缩容）来负责具体的邮件发送任务，如何让系统尽快地完成发送？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.1%20%E7%8E%B0%E6%9C%89%E4%B8%80%E6%89%B9%E9%82%AE%E4%BB%B6%E9%9C%80%E8%A6%81%E5%8F%91%E9%80%81%E7%BB%99%E8%AE%A2%E9%98%85%E9%A1%BE%E5%AE%A2%EF%BC%8C%E4%B8%94%E6%9C%89%E4%B8%80%E4%B8%AA%E9%9B%86%E7%BE%A4%EF%BC%88%E9%9B%86%E7%BE%A4%E7%9A%84%E8%8A%82%E7%82%B9%E6%95%B0%E4%B8%8D%E5%AE%9A%EF%BC%8C%E4%BC%9A%E5%8A%A8%E6%80%81%E6%89%A9%E5%AE%B9%E7%BC%A9%E5%AE%B9%EF%BC%89%E6%9D%A5%E8%B4%9F%E8%B4%A3%E5%85%B7%E4%BD%93%E7%9A%84%E9%82%AE%E4%BB%B6%E5%8F%91%E9%80%81%E4%BB%BB%E5%8A%A1%EF%BC%8C%E5%A6%82%E4%BD%95%E8%AE%A9%E7%B3%BB%E7%BB%9F%E5%B0%BD%E5%BF%AB%E5%9C%B0%E5%AE%8C%E6%88%90%E5%8F%91%E9%80%81%EF%BC%9F.md
1.2.1 现有一批邮件需要发送给订阅顾客，且有一个集群（集群的节点数不定，会动态扩容缩容）来负责具体的邮件发送任务，如何让系统尽快地完成发送？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.1%20%E7%8E%B0%E6%9C%89%E4%B8%80%E6%89%B9%E9%82%AE%E4%BB%B6%E9%9C%80%E8%A6%81%E5%8F%91%E9%80%81%E7%BB%99%E8%AE%A2%E9%98%85%E9%A1%BE%E5%AE%A2%EF%BC%8C%E4%B8%94%E6%9C%89%E4%B8%80%E4%B8%AA%E9%9B%86%E7%BE%A4%EF%BC%88%E9%9B%86%E7%BE%A4%E7%9A%84%E8%8A%82%E7%82%B9%E6%95%B0%E4%B8%8D%E5%AE%9A%EF%BC%8C%E4%BC%9A%E5%8A%A8%E6%80%81%E6%89%A9%E5%AE%B9%E7%BC%A9%E5%AE%B9%EF%BC%89%E6%9D%A5%E8%B4%9F%E8%B4%A3%E5%85%B7%E4%BD%93%E7%9A%84%E9%82%AE%E4%BB%B6%E5%8F%91%E9%80%81%E4%BB%BB%E5%8A%A1%EF%BC%8C%E5%A6%82%E4%BD%95%E8%AE%A9%E7%B3%BB%E7%BB%9F%E5%B0%BD%E5%BF%AB%E5%9C%B0%E5%AE%8C%E6%88%90%E5%8F%91%E9%80%81%EF%BC%9F.md
1.2.2 有一批气象观测站，现需要获取这些站点的观测数据，并存储到 Hive 中。但是气象局只提供了 api 查询，每次只能查询单个观测点。那么如果能够方便快速地获取到所有的观测点的数据？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.2%20%E6%9C%89%E4%B8%80%E6%89%B9%E6%B0%94%E8%B1%A1%E8%A7%82%E6%B5%8B%E7%AB%99%EF%BC%8C%E7%8E%B0%E9%9C%80%E8%A6%81%E8%8E%B7%E5%8F%96%E8%BF%99%E4%BA%9B%E7%AB%99%E7%82%B9%E7%9A%84%E8%A7%82%E6%B5%8B%E6%95%B0%E6%8D%AE%EF%BC%8C%E5%B9%B6%E5%AD%98%E5%82%A8%E5%88%B0%20Hive%20%E4%B8%AD%E3%80%82%E4%BD%86%E6%98%AF%E6%B0%94%E8%B1%A1%E5%B1%80%E5%8F%AA%E6%8F%90%E4%BE%9B%E4%BA%86%20api%20%E6%9F%A5%E8%AF%A2%EF%BC%8C%E6%AF%8F%E6%AC%A1%E5%8F%AA%E8%83%BD%E6%9F%A5%E8%AF%A2%E5%8D%95%E4%B8%AA%E8%A7%82%E6%B5%8B%E7%82%B9%E3%80%82%E9%82%A3%E4%B9%88%E5%A6%82%E6%9E%9C%E8%83%BD%E5%A4%9F%E6%96%B9%E4%BE%BF%E5%BF%AB%E9%80%9F%E5%9C%B0%E8%8E%B7%E5%8F%96%E5%88%B0%E6%89%80%E6%9C%89%E7%9A%84%E8%A7%82%E6%B5%8B%E7%82%B9%E7%9A%84%E6%95%B0%E6%8D%AE%EF%BC%9F.md
1.2.2 有一批气象观测站，现需要获取这些站点的观测数据，并存储到 Hive 中。但是气象局只提供了 api 查询，每次只能查询单个观测点。那么如果能够方便快速地获取到所有的观测点的数据？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.2%20%E6%9C%89%E4%B8%80%E6%89%B9%E6%B0%94%E8%B1%A1%E8%A7%82%E6%B5%8B%E7%AB%99%EF%BC%8C%E7%8E%B0%E9%9C%80%E8%A6%81%E8%8E%B7%E5%8F%96%E8%BF%99%E4%BA%9B%E7%AB%99%E7%82%B9%E7%9A%84%E8%A7%82%E6%B5%8B%E6%95%B0%E6%8D%AE%EF%BC%8C%E5%B9%B6%E5%AD%98%E5%82%A8%E5%88%B0%20Hive%20%E4%B8%AD%E3%80%82%E4%BD%86%E6%98%AF%E6%B0%94%E8%B1%A1%E5%B1%80%E5%8F%AA%E6%8F%90%E4%BE%9B%E4%BA%86%20api%20%E6%9F%A5%E8%AF%A2%EF%BC%8C%E6%AF%8F%E6%AC%A1%E5%8F%AA%E8%83%BD%E6%9F%A5%E8%AF%A2%E5%8D%95%E4%B8%AA%E8%A7%82%E6%B5%8B%E7%82%B9%E3%80%82%E9%82%A3%E4%B9%88%E5%A6%82%E6%9E%9C%E8%83%BD%E5%A4%9F%E6%96%B9%E4%BE%BF%E5%BF%AB%E9%80%9F%E5%9C%B0%E8%8E%B7%E5%8F%96%E5%88%B0%E6%89%80%E6%9C%89%E7%9A%84%E8%A7%82%E6%B5%8B%E7%82%B9%E7%9A%84%E6%95%B0%E6%8D%AE%EF%BC%9F.md
1.2.3 如何实现两金额数据相加（最多小数点两位）.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.3%20%E5%A6%82%E4%BD%95%E5%AE%9E%E7%8E%B0%E4%B8%A4%E9%87%91%E9%A2%9D%E6%95%B0%E6%8D%AE%E7%9B%B8%E5%8A%A0%EF%BC%88%E6%9C%80%E5%A4%9A%E5%B0%8F%E6%95%B0%E7%82%B9%E4%B8%A4%E4%BD%8D%EF%BC%89.md
1.2.3 如何实现两金额数据相加（最多小数点两位）.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.3%20%E5%A6%82%E4%BD%95%E5%AE%9E%E7%8E%B0%E4%B8%A4%E9%87%91%E9%A2%9D%E6%95%B0%E6%8D%AE%E7%9B%B8%E5%8A%A0%EF%BC%88%E6%9C%80%E5%A4%9A%E5%B0%8F%E6%95%B0%E7%82%B9%E4%B8%A4%E4%BD%8D%EF%BC%89.md
1.2.4 关于并行计算的一些基础开放问题.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.4%20%E5%85%B3%E4%BA%8E%E5%B9%B6%E8%A1%8C%E8%AE%A1%E7%AE%97%E7%9A%84%E4%B8%80%E4%BA%9B%E5%9F%BA%E7%A1%80%E5%BC%80%E6%94%BE%E9%97%AE%E9%A2%98.md
1.2.4 关于并行计算的一些基础开放问题.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.4%20%E5%85%B3%E4%BA%8E%E5%B9%B6%E8%A1%8C%E8%AE%A1%E7%AE%97%E7%9A%84%E4%B8%80%E4%BA%9B%E5%9F%BA%E7%A1%80%E5%BC%80%E6%94%BE%E9%97%AE%E9%A2%98.md
1.2.5 请计算XILINX公司VU9P芯片的算力相当于多少TOPS，给出计算过程与公式.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.5%20%E8%AF%B7%E8%AE%A1%E7%AE%97XILINX%E5%85%AC%E5%8F%B8VU9P%E8%8A%AF%E7%89%87%E7%9A%84%E7%AE%97%E5%8A%9B%E7%9B%B8%E5%BD%93%E4%BA%8E%E5%A4%9A%E5%B0%91TOPS%EF%BC%8C%E7%BB%99%E5%87%BA%E8%AE%A1%E7%AE%97%E8%BF%87%E7%A8%8B%E4%B8%8E%E5%85%AC%E5%BC%8F.md
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1.2.6 一颗现代处理器，每秒大概可以执行多少条简单的MOV指令，有哪些主要的影响因素.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.6%20%E4%B8%80%E9%A2%97%E7%8E%B0%E4%BB%A3%E5%A4%84%E7%90%86%E5%99%A8%EF%BC%8C%E6%AF%8F%E7%A7%92%E5%A4%A7%E6%A6%82%E5%8F%AF%E4%BB%A5%E6%89%A7%E8%A1%8C%E5%A4%9A%E5%B0%91%E6%9D%A1%E7%AE%80%E5%8D%95%E7%9A%84MOV%E6%8C%87%E4%BB%A4%EF%BC%8C%E6%9C%89%E5%93%AA%E4%BA%9B%E4%B8%BB%E8%A6%81%E7%9A%84%E5%BD%B1%E5%93%8D%E5%9B%A0%E7%B4%A0.md
1.2.6 一颗现代处理器，每秒大概可以执行多少条简单的MOV指令，有哪些主要的影响因素.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.6%20%E4%B8%80%E9%A2%97%E7%8E%B0%E4%BB%A3%E5%A4%84%E7%90%86%E5%99%A8%EF%BC%8C%E6%AF%8F%E7%A7%92%E5%A4%A7%E6%A6%82%E5%8F%AF%E4%BB%A5%E6%89%A7%E8%A1%8C%E5%A4%9A%E5%B0%91%E6%9D%A1%E7%AE%80%E5%8D%95%E7%9A%84MOV%E6%8C%87%E4%BB%A4%EF%BC%8C%E6%9C%89%E5%93%AA%E4%BA%9B%E4%B8%BB%E8%A6%81%E7%9A%84%E5%BD%B1%E5%93%8D%E5%9B%A0%E7%B4%A0.md
1.2.7 请分析 MaxCompute 产品与分布式技术的关系、当前大数据计算平台类产品的市场现状和发展趋势.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.7%20%E8%AF%B7%E5%88%86%E6%9E%90%20MaxCompute%20%E4%BA%A7%E5%93%81%E4%B8%8E%E5%88%86%E5%B8%83%E5%BC%8F%E6%8A%80%E6%9C%AF%E7%9A%84%E5%85%B3%E7%B3%BB%E3%80%81%E5%BD%93%E5%89%8D%E5%A4%A7%E6%95%B0%E6%8D%AE%E8%AE%A1%E7%AE%97%E5%B9%B3%E5%8F%B0%E7%B1%BB%E4%BA%A7%E5%93%81%E7%9A%84%E5%B8%82%E5%9C%BA%E7%8E%B0%E7%8A%B6%E5%92%8C%E5%8F%91%E5%B1%95%E8%B6%8B%E5%8A%BF.md
1.2.7 请分析 MaxCompute 产品与分布式技术的关系、当前大数据计算平台类产品的市场现状和发展趋势.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.7%20%E8%AF%B7%E5%88%86%E6%9E%90%20MaxCompute%20%E4%BA%A7%E5%93%81%E4%B8%8E%E5%88%86%E5%B8%83%E5%BC%8F%E6%8A%80%E6%9C%AF%E7%9A%84%E5%85%B3%E7%B3%BB%E3%80%81%E5%BD%93%E5%89%8D%E5%A4%A7%E6%95%B0%E6%8D%AE%E8%AE%A1%E7%AE%97%E5%B9%B3%E5%8F%B0%E7%B1%BB%E4%BA%A7%E5%93%81%E7%9A%84%E5%B8%82%E5%9C%BA%E7%8E%B0%E7%8A%B6%E5%92%8C%E5%8F%91%E5%B1%95%E8%B6%8B%E5%8A%BF.md
1.2.8 对大数据平台中的元数据管理是怎么理解的，元数据收集管理体系是怎么样的，会对大数据应用有什么样的影响.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.8%20%E5%AF%B9%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%B9%B3%E5%8F%B0%E4%B8%AD%E7%9A%84%E5%85%83%E6%95%B0%E6%8D%AE%E7%AE%A1%E7%90%86%E6%98%AF%E6%80%8E%E4%B9%88%E7%90%86%E8%A7%A3%E7%9A%84%EF%BC%8C%E5%85%83%E6%95%B0%E6%8D%AE%E6%94%B6%E9%9B%86%E7%AE%A1%E7%90%86%E4%BD%93%E7%B3%BB%E6%98%AF%E6%80%8E%E4%B9%88%E6%A0%B7%E7%9A%84%EF%BC%8C%E4%BC%9A%E5%AF%B9%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%BA%94%E7%94%A8%E6%9C%89%E4%BB%80%E4%B9%88%E6%A0%B7%E7%9A%84%E5%BD%B1%E5%93%8D.md
1.2.8 对大数据平台中的元数据管理是怎么理解的，元数据收集管理体系是怎么样的，会对大数据应用有什么样的影响.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.8%20%E5%AF%B9%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%B9%B3%E5%8F%B0%E4%B8%AD%E7%9A%84%E5%85%83%E6%95%B0%E6%8D%AE%E7%AE%A1%E7%90%86%E6%98%AF%E6%80%8E%E4%B9%88%E7%90%86%E8%A7%A3%E7%9A%84%EF%BC%8C%E5%85%83%E6%95%B0%E6%8D%AE%E6%94%B6%E9%9B%86%E7%AE%A1%E7%90%86%E4%BD%93%E7%B3%BB%E6%98%AF%E6%80%8E%E4%B9%88%E6%A0%B7%E7%9A%84%EF%BC%8C%E4%BC%9A%E5%AF%B9%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%BA%94%E7%94%A8%E6%9C%89%E4%BB%80%E4%B9%88%E6%A0%B7%E7%9A%84%E5%BD%B1%E5%93%8D.md
1.2.9 你理解常见如阿里，和友商大数据平台的技术体系差异以及发展趋势和技术瓶颈，在存储和计算两个方面进行概述.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.9%20%E4%BD%A0%E7%90%86%E8%A7%A3%E5%B8%B8%E8%A7%81%E5%A6%82%E9%98%BF%E9%87%8C%EF%BC%8C%E5%92%8C%E5%8F%8B%E5%95%86%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%B9%B3%E5%8F%B0%E7%9A%84%E6%8A%80%E6%9C%AF%E4%BD%93%E7%B3%BB%E5%B7%AE%E5%BC%82%E4%BB%A5%E5%8F%8A%E5%8F%91%E5%B1%95%E8%B6%8B%E5%8A%BF%E5%92%8C%E6%8A%80%E6%9C%AF%E7%93%B6%E9%A2%88%EF%BC%8C%E5%9C%A8%E5%AD%98%E5%82%A8%E5%92%8C%E8%AE%A1%E7%AE%97%E4%B8%A4%E4%B8%AA%E6%96%B9%E9%9D%A2%E8%BF%9B%E8%A1%8C%E6%A6%82%E8%BF%B0.md
1.2.9 你理解常见如阿里，和友商大数据平台的技术体系差异以及发展趋势和技术瓶颈，在存储和计算两个方面进行概述.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.2.9%20%E4%BD%A0%E7%90%86%E8%A7%A3%E5%B8%B8%E8%A7%81%E5%A6%82%E9%98%BF%E9%87%8C%EF%BC%8C%E5%92%8C%E5%8F%8B%E5%95%86%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%B9%B3%E5%8F%B0%E7%9A%84%E6%8A%80%E6%9C%AF%E4%BD%93%E7%B3%BB%E5%B7%AE%E5%BC%82%E4%BB%A5%E5%8F%8A%E5%8F%91%E5%B1%95%E8%B6%8B%E5%8A%BF%E5%92%8C%E6%8A%80%E6%9C%AF%E7%93%B6%E9%A2%88%EF%BC%8C%E5%9C%A8%E5%AD%98%E5%82%A8%E5%92%8C%E8%AE%A1%E7%AE%97%E4%B8%A4%E4%B8%AA%E6%96%B9%E9%9D%A2%E8%BF%9B%E8%A1%8C%E6%A6%82%E8%BF%B0.md
1.3.0 在云计算大数据处理场景中，每天运行着成千上万的任务，每个任务都要进行 IO 读写。存储系统为了更好的服务，经常会保证高优先级的任务优先执行。当多个作业或用户访问存储系统时,如何保证优先级和公平性.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.0%20%E5%9C%A8%E4%BA%91%E8%AE%A1%E7%AE%97%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%A4%84%E7%90%86%E5%9C%BA%E6%99%AF%E4%B8%AD%EF%BC%8C%E6%AF%8F%E5%A4%A9%E8%BF%90%E8%A1%8C%E7%9D%80%E6%88%90%E5%8D%83%E4%B8%8A%E4%B8%87%E7%9A%84%E4%BB%BB%E5%8A%A1%EF%BC%8C%E6%AF%8F%E4%B8%AA%E4%BB%BB%E5%8A%A1%E9%83%BD%E8%A6%81%E8%BF%9B%E8%A1%8C%20IO%20%E8%AF%BB%E5%86%99%E3%80%82%E5%AD%98%E5%82%A8%E7%B3%BB%E7%BB%9F%E4%B8%BA%E4%BA%86%E6%9B%B4%E5%A5%BD%E7%9A%84%E6%9C%8D%E5%8A%A1%EF%BC%8C%E7%BB%8F%E5%B8%B8%E4%BC%9A%E4%BF%9D%E8%AF%81%E9%AB%98%E4%BC%98%E5%85%88%E7%BA%A7%E7%9A%84%E4%BB%BB%E5%8A%A1%E4%BC%98%E5%85%88%E6%89%A7%E8%A1%8C%E3%80%82%E5%BD%93%E5%A4%9A%E4%B8%AA%E4%BD%9C%E4%B8%9A%E6%88%96%E7%94%A8%E6%88%B7%E8%AE%BF%E9%97%AE%E5%AD%98%E5%82%A8%E7%B3%BB%E7%BB%9F%E6%97%B6%2C%E5%A6%82%E4%BD%95%E4%BF%9D%E8%AF%81%E4%BC%98%E5%85%88%E7%BA%A7%E5%92%8C%E5%85%AC%E5%B9%B3%E6%80%A7.md
1.3.0 在云计算大数据处理场景中，每天运行着成千上万的任务，每个任务都要进行 IO 读写。存储系统为了更好的服务，经常会保证高优先级的任务优先执行。当多个作业或用户访问存储系统时,如何保证优先级和公平性.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.0%20%E5%9C%A8%E4%BA%91%E8%AE%A1%E7%AE%97%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%A4%84%E7%90%86%E5%9C%BA%E6%99%AF%E4%B8%AD%EF%BC%8C%E6%AF%8F%E5%A4%A9%E8%BF%90%E8%A1%8C%E7%9D%80%E6%88%90%E5%8D%83%E4%B8%8A%E4%B8%87%E7%9A%84%E4%BB%BB%E5%8A%A1%EF%BC%8C%E6%AF%8F%E4%B8%AA%E4%BB%BB%E5%8A%A1%E9%83%BD%E8%A6%81%E8%BF%9B%E8%A1%8C%20IO%20%E8%AF%BB%E5%86%99%E3%80%82%E5%AD%98%E5%82%A8%E7%B3%BB%E7%BB%9F%E4%B8%BA%E4%BA%86%E6%9B%B4%E5%A5%BD%E7%9A%84%E6%9C%8D%E5%8A%A1%EF%BC%8C%E7%BB%8F%E5%B8%B8%E4%BC%9A%E4%BF%9D%E8%AF%81%E9%AB%98%E4%BC%98%E5%85%88%E7%BA%A7%E7%9A%84%E4%BB%BB%E5%8A%A1%E4%BC%98%E5%85%88%E6%89%A7%E8%A1%8C%E3%80%82%E5%BD%93%E5%A4%9A%E4%B8%AA%E4%BD%9C%E4%B8%9A%E6%88%96%E7%94%A8%E6%88%B7%E8%AE%BF%E9%97%AE%E5%AD%98%E5%82%A8%E7%B3%BB%E7%BB%9F%E6%97%B6%2C%E5%A6%82%E4%BD%95%E4%BF%9D%E8%AF%81%E4%BC%98%E5%85%88%E7%BA%A7%E5%92%8C%E5%85%AC%E5%B9%B3%E6%80%A7.md
1.3.1 最大频率栈.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.1%20%E6%9C%80%E5%A4%A7%E9%A2%91%E7%8E%87%E6%A0%88.md
1.3.1 最大频率栈.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.1%20%E6%9C%80%E5%A4%A7%E9%A2%91%E7%8E%87%E6%A0%88.md
1.3.2 给定一个链表，删除链表的倒数第N个节点，并且返回链表的头结点.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.2%20%E7%BB%99%E5%AE%9A%E4%B8%80%E4%B8%AA%E9%93%BE%E8%A1%A8%EF%BC%8C%E5%88%A0%E9%99%A4%E9%93%BE%E8%A1%A8%E7%9A%84%E5%80%92%E6%95%B0%E7%AC%ACN%E4%B8%AA%E8%8A%82%E7%82%B9%EF%BC%8C%E5%B9%B6%E4%B8%94%E8%BF%94%E5%9B%9E%E9%93%BE%E8%A1%A8%E7%9A%84%E5%A4%B4%E7%BB%93%E7%82%B9.md
1.3.2 给定一个链表，删除链表的倒数第N个节点，并且返回链表的头结点.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.2%20%E7%BB%99%E5%AE%9A%E4%B8%80%E4%B8%AA%E9%93%BE%E8%A1%A8%EF%BC%8C%E5%88%A0%E9%99%A4%E9%93%BE%E8%A1%A8%E7%9A%84%E5%80%92%E6%95%B0%E7%AC%ACN%E4%B8%AA%E8%8A%82%E7%82%B9%EF%BC%8C%E5%B9%B6%E4%B8%94%E8%BF%94%E5%9B%9E%E9%93%BE%E8%A1%A8%E7%9A%84%E5%A4%B4%E7%BB%93%E7%82%B9.md
1.3.3 如果让你设计一个通用的、支持各种数据库秒级备份和恢复的系统，你会如何设计.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.3%20%E5%A6%82%E6%9E%9C%E8%AE%A9%E4%BD%A0%E8%AE%BE%E8%AE%A1%E4%B8%80%E4%B8%AA%E9%80%9A%E7%94%A8%E7%9A%84%E3%80%81%E6%94%AF%E6%8C%81%E5%90%84%E7%A7%8D%E6%95%B0%E6%8D%AE%E5%BA%93%E7%A7%92%E7%BA%A7%E5%A4%87%E4%BB%BD%E5%92%8C%E6%81%A2%E5%A4%8D%E7%9A%84%E7%B3%BB%E7%BB%9F%EF%BC%8C%E4%BD%A0%E4%BC%9A%E5%A6%82%E4%BD%95%E8%AE%BE%E8%AE%A1.md
1.3.3 如果让你设计一个通用的、支持各种数据库秒级备份和恢复的系统，你会如何设计.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.3%20%E5%A6%82%E6%9E%9C%E8%AE%A9%E4%BD%A0%E8%AE%BE%E8%AE%A1%E4%B8%80%E4%B8%AA%E9%80%9A%E7%94%A8%E7%9A%84%E3%80%81%E6%94%AF%E6%8C%81%E5%90%84%E7%A7%8D%E6%95%B0%E6%8D%AE%E5%BA%93%E7%A7%92%E7%BA%A7%E5%A4%87%E4%BB%BD%E5%92%8C%E6%81%A2%E5%A4%8D%E7%9A%84%E7%B3%BB%E7%BB%9F%EF%BC%8C%E4%BD%A0%E4%BC%9A%E5%A6%82%E4%BD%95%E8%AE%BE%E8%AE%A1.md
1.3.4 如果让你来设计一个支持数据库、NOSQL 和大数据之间数据实时流动的数据流及处理的系统，你会考虑哪些问题？如何设计？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.4%20%E5%A6%82%E6%9E%9C%E8%AE%A9%E4%BD%A0%E6%9D%A5%E8%AE%BE%E8%AE%A1%E4%B8%80%E4%B8%AA%E6%94%AF%E6%8C%81%E6%95%B0%E6%8D%AE%E5%BA%93%E3%80%81NOSQL%20%E5%92%8C%E5%A4%A7%E6%95%B0%E6%8D%AE%E4%B9%8B%E9%97%B4%E6%95%B0%E6%8D%AE%E5%AE%9E%E6%97%B6%E6%B5%81%E5%8A%A8%E7%9A%84%E6%95%B0%E6%8D%AE%E6%B5%81%E5%8F%8A%E5%A4%84%E7%90%86%E7%9A%84%E7%B3%BB%E7%BB%9F%EF%BC%8C%E4%BD%A0%E4%BC%9A%E8%80%83%E8%99%91%E5%93%AA%E4%BA%9B%E9%97%AE%E9%A2%98%EF%BC%9F%E5%A6%82%E4%BD%95%E8%AE%BE%E8%AE%A1%EF%BC%9F.md
1.3.4 如果让你来设计一个支持数据库、NOSQL 和大数据之间数据实时流动的数据流及处理的系统，你会考虑哪些问题？如何设计？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.4%20%E5%A6%82%E6%9E%9C%E8%AE%A9%E4%BD%A0%E6%9D%A5%E8%AE%BE%E8%AE%A1%E4%B8%80%E4%B8%AA%E6%94%AF%E6%8C%81%E6%95%B0%E6%8D%AE%E5%BA%93%E3%80%81NOSQL%20%E5%92%8C%E5%A4%A7%E6%95%B0%E6%8D%AE%E4%B9%8B%E9%97%B4%E6%95%B0%E6%8D%AE%E5%AE%9E%E6%97%B6%E6%B5%81%E5%8A%A8%E7%9A%84%E6%95%B0%E6%8D%AE%E6%B5%81%E5%8F%8A%E5%A4%84%E7%90%86%E7%9A%84%E7%B3%BB%E7%BB%9F%EF%BC%8C%E4%BD%A0%E4%BC%9A%E8%80%83%E8%99%91%E5%93%AA%E4%BA%9B%E9%97%AE%E9%A2%98%EF%BC%9F%E5%A6%82%E4%BD%95%E8%AE%BE%E8%AE%A1%EF%BC%9F.md
1.3.5 给定一个整数数组和一个整数，返回两个数组的索引，这两个索引指向的数字的加和等于指定的整数。需要最优的算法，分析算法的空间和时间复杂度.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.5%20%E7%BB%99%E5%AE%9A%E4%B8%80%E4%B8%AA%E6%95%B4%E6%95%B0%E6%95%B0%E7%BB%84%E5%92%8C%E4%B8%80%E4%B8%AA%E6%95%B4%E6%95%B0%EF%BC%8C%E8%BF%94%E5%9B%9E%E4%B8%A4%E4%B8%AA%E6%95%B0%E7%BB%84%E7%9A%84%E7%B4%A2%E5%BC%95%EF%BC%8C%E8%BF%99%E4%B8%A4%E4%B8%AA%E7%B4%A2%E5%BC%95%E6%8C%87%E5%90%91%E7%9A%84%E6%95%B0%E5%AD%97%E7%9A%84%E5%8A%A0%E5%92%8C%E7%AD%89%E4%BA%8E%E6%8C%87%E5%AE%9A%E7%9A%84%E6%95%B4%E6%95%B0%E3%80%82%E9%9C%80%E8%A6%81%E6%9C%80%E4%BC%98%E7%9A%84%E7%AE%97%E6%B3%95%EF%BC%8C%E5%88%86%E6%9E%90%E7%AE%97%E6%B3%95%E7%9A%84%E7%A9%BA%E9%97%B4%E5%92%8C%E6%97%B6%E9%97%B4%E5%A4%8D%E6%9D%82%E5%BA%A6.md
1.3.5 给定一个整数数组和一个整数，返回两个数组的索引，这两个索引指向的数字的加和等于指定的整数。需要最优的算法，分析算法的空间和时间复杂度.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.5%20%E7%BB%99%E5%AE%9A%E4%B8%80%E4%B8%AA%E6%95%B4%E6%95%B0%E6%95%B0%E7%BB%84%E5%92%8C%E4%B8%80%E4%B8%AA%E6%95%B4%E6%95%B0%EF%BC%8C%E8%BF%94%E5%9B%9E%E4%B8%A4%E4%B8%AA%E6%95%B0%E7%BB%84%E7%9A%84%E7%B4%A2%E5%BC%95%EF%BC%8C%E8%BF%99%E4%B8%A4%E4%B8%AA%E7%B4%A2%E5%BC%95%E6%8C%87%E5%90%91%E7%9A%84%E6%95%B0%E5%AD%97%E7%9A%84%E5%8A%A0%E5%92%8C%E7%AD%89%E4%BA%8E%E6%8C%87%E5%AE%9A%E7%9A%84%E6%95%B4%E6%95%B0%E3%80%82%E9%9C%80%E8%A6%81%E6%9C%80%E4%BC%98%E7%9A%84%E7%AE%97%E6%B3%95%EF%BC%8C%E5%88%86%E6%9E%90%E7%AE%97%E6%B3%95%E7%9A%84%E7%A9%BA%E9%97%B4%E5%92%8C%E6%97%B6%E9%97%B4%E5%A4%8D%E6%9D%82%E5%BA%A6.md
1.3.6 假如给你一个新产品，你将从哪些方面来保障它的质量？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.6%20%E5%81%87%E5%A6%82%E7%BB%99%E4%BD%A0%E4%B8%80%E4%B8%AA%E6%96%B0%E4%BA%A7%E5%93%81%EF%BC%8C%E4%BD%A0%E5%B0%86%E4%BB%8E%E5%93%AA%E4%BA%9B%E6%96%B9%E9%9D%A2%E6%9D%A5%E4%BF%9D%E9%9A%9C%E5%AE%83%E7%9A%84%E8%B4%A8%E9%87%8F%EF%BC%9F.md
1.3.6 假如给你一个新产品，你将从哪些方面来保障它的质量？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.6%20%E5%81%87%E5%A6%82%E7%BB%99%E4%BD%A0%E4%B8%80%E4%B8%AA%E6%96%B0%E4%BA%A7%E5%93%81%EF%BC%8C%E4%BD%A0%E5%B0%86%E4%BB%8E%E5%93%AA%E4%BA%9B%E6%96%B9%E9%9D%A2%E6%9D%A5%E4%BF%9D%E9%9A%9C%E5%AE%83%E7%9A%84%E8%B4%A8%E9%87%8F%EF%BC%9F.md
1.3.7 请评估一下程序的执行结果？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.7%20%E8%AF%B7%E8%AF%84%E4%BC%B0%E4%B8%80%E4%B8%8B%E7%A8%8B%E5%BA%8F%E7%9A%84%E6%89%A7%E8%A1%8C%E7%BB%93%E6%9E%9C%EF%BC%9F.md
1.3.7 请评估一下程序的执行结果？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/1.3.7%20%E8%AF%B7%E8%AF%84%E4%BC%B0%E4%B8%80%E4%B8%8B%E7%A8%8B%E5%BA%8F%E7%9A%84%E6%89%A7%E8%A1%8C%E7%BB%93%E6%9E%9C%EF%BC%9F.md
10.1.0 使用Redis有哪些好处？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.0%20%E4%BD%BF%E7%94%A8Redis%E6%9C%89%E5%93%AA%E4%BA%9B%E5%A5%BD%E5%A4%84%EF%BC%9F.md
10.1.0 使用Redis有哪些好处？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.0%20%E4%BD%BF%E7%94%A8Redis%E6%9C%89%E5%93%AA%E4%BA%9B%E5%A5%BD%E5%A4%84%EF%BC%9F.md
10.1.1 redis相比memcached有哪些优势？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.1%20redis%E7%9B%B8%E6%AF%94memcached%E6%9C%89%E5%93%AA%E4%BA%9B%E4%BC%98%E5%8A%BF%EF%BC%9F.md
10.1.1 redis相比memcached有哪些优势？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.1%20redis%E7%9B%B8%E6%AF%94memcached%E6%9C%89%E5%93%AA%E4%BA%9B%E4%BC%98%E5%8A%BF%EF%BC%9F.md
10.1.2 redis常见性能问题和解决方案.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.2%20redis%E5%B8%B8%E8%A7%81%E6%80%A7%E8%83%BD%E9%97%AE%E9%A2%98%E5%92%8C%E8%A7%A3%E5%86%B3%E6%96%B9%E6%A1%88.md
10.1.2 redis常见性能问题和解决方案.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.2%20redis%E5%B8%B8%E8%A7%81%E6%80%A7%E8%83%BD%E9%97%AE%E9%A2%98%E5%92%8C%E8%A7%A3%E5%86%B3%E6%96%B9%E6%A1%88.md
10.1.3 MySQL里有2000w数据，redis中只存20w的数据，如何保证redis中的数据都是热点数据.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.3%20MySQL%E9%87%8C%E6%9C%892000w%E6%95%B0%E6%8D%AE%EF%BC%8Credis%E4%B8%AD%E5%8F%AA%E5%AD%9820w%E7%9A%84%E6%95%B0%E6%8D%AE%EF%BC%8C%E5%A6%82%E4%BD%95%E4%BF%9D%E8%AF%81redis%E4%B8%AD%E7%9A%84%E6%95%B0%E6%8D%AE%E9%83%BD%E6%98%AF%E7%83%AD%E7%82%B9%E6%95%B0%E6%8D%AE.md
10.1.3 MySQL里有2000w数据，redis中只存20w的数据，如何保证redis中的数据都是热点数据.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.3%20MySQL%E9%87%8C%E6%9C%892000w%E6%95%B0%E6%8D%AE%EF%BC%8Credis%E4%B8%AD%E5%8F%AA%E5%AD%9820w%E7%9A%84%E6%95%B0%E6%8D%AE%EF%BC%8C%E5%A6%82%E4%BD%95%E4%BF%9D%E8%AF%81redis%E4%B8%AD%E7%9A%84%E6%95%B0%E6%8D%AE%E9%83%BD%E6%98%AF%E7%83%AD%E7%82%B9%E6%95%B0%E6%8D%AE.md
10.1.3 zookeeper的四种类型的znode.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.3%20zookeeper%E7%9A%84%E5%9B%9B%E7%A7%8D%E7%B1%BB%E5%9E%8B%E7%9A%84znode.md
10.1.3 zookeeper的四种类型的znode.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.3%20zookeeper%E7%9A%84%E5%9B%9B%E7%A7%8D%E7%B1%BB%E5%9E%8B%E7%9A%84znode.md
10.1.4 Memcache与Redis的区别都有哪些？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.4%20Memcache%E4%B8%8ERedis%E7%9A%84%E5%8C%BA%E5%88%AB%E9%83%BD%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F.md
10.1.4 Memcache与Redis的区别都有哪些？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.4%20Memcache%E4%B8%8ERedis%E7%9A%84%E5%8C%BA%E5%88%AB%E9%83%BD%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F.md
10.1.5 Redis 常见的性能问题都有哪些？如何解决？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.5%20Redis%20%E5%B8%B8%E8%A7%81%E7%9A%84%E6%80%A7%E8%83%BD%E9%97%AE%E9%A2%98%E9%83%BD%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F%E5%A6%82%E4%BD%95%E8%A7%A3%E5%86%B3%EF%BC%9F.md
10.1.5 Redis 常见的性能问题都有哪些？如何解决？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.5%20Redis%20%E5%B8%B8%E8%A7%81%E7%9A%84%E6%80%A7%E8%83%BD%E9%97%AE%E9%A2%98%E9%83%BD%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F%E5%A6%82%E4%BD%95%E8%A7%A3%E5%86%B3%EF%BC%9F.md
10.1.6 redis最适合的场景.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.6%20redis%E6%9C%80%E9%80%82%E5%90%88%E7%9A%84%E5%9C%BA%E6%99%AF.md
10.1.6 redis最适合的场景.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.6%20redis%E6%9C%80%E9%80%82%E5%90%88%E7%9A%84%E5%9C%BA%E6%99%AF.md
10.1.7 Redis的同步机制了解么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.7%20Redis%E7%9A%84%E5%90%8C%E6%AD%A5%E6%9C%BA%E5%88%B6%E4%BA%86%E8%A7%A3%E4%B9%88%EF%BC%9F.md
10.1.7 Redis的同步机制了解么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.7%20Redis%E7%9A%84%E5%90%8C%E6%AD%A5%E6%9C%BA%E5%88%B6%E4%BA%86%E8%A7%A3%E4%B9%88%EF%BC%9F.md
10.1.8 是否使用过Redis集群，集群的原理是什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.8%20%E6%98%AF%E5%90%A6%E4%BD%BF%E7%94%A8%E8%BF%87Redis%E9%9B%86%E7%BE%A4%EF%BC%8C%E9%9B%86%E7%BE%A4%E7%9A%84%E5%8E%9F%E7%90%86%E6%98%AF%E4%BB%80%E4%B9%88%EF%BC%9F.md
10.1.8 是否使用过Redis集群，集群的原理是什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/10.1.8%20%E6%98%AF%E5%90%A6%E4%BD%BF%E7%94%A8%E8%BF%87Redis%E9%9B%86%E7%BE%A4%EF%BC%8C%E9%9B%86%E7%BE%A4%E7%9A%84%E5%8E%9F%E7%90%86%E6%98%AF%E4%BB%80%E4%B9%88%EF%BC%9F.md
11.1.0 什么是MongoDB？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.0%20%E4%BB%80%E4%B9%88%E6%98%AFMongoDB%EF%BC%9F.md
11.1.0 什么是MongoDB？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.0%20%E4%BB%80%E4%B9%88%E6%98%AFMongoDB%EF%BC%9F.md
11.1.1 MongoDB是由哪种语言写的？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.1%20MongoDB%E6%98%AF%E7%94%B1%E5%93%AA%E7%A7%8D%E8%AF%AD%E8%A8%80%E5%86%99%E7%9A%84%EF%BC%9F.md
11.1.1 MongoDB是由哪种语言写的？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.1%20MongoDB%E6%98%AF%E7%94%B1%E5%93%AA%E7%A7%8D%E8%AF%AD%E8%A8%80%E5%86%99%E7%9A%84%EF%BC%9F.md
11.1.2 MongoDB的优势有哪些？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.2%20MongoDB%E7%9A%84%E4%BC%98%E5%8A%BF%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F.md
11.1.2 MongoDB的优势有哪些？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.2%20MongoDB%E7%9A%84%E4%BC%98%E5%8A%BF%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F.md
11.1.3 什么是数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.3%20%E4%BB%80%E4%B9%88%E6%98%AF%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.1.3 什么是数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.3%20%E4%BB%80%E4%B9%88%E6%98%AF%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.1.4 什么是集合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.4%20%E4%BB%80%E4%B9%88%E6%98%AF%E9%9B%86%E5%90%88%EF%BC%9F.md
11.1.4 什么是集合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.4%20%E4%BB%80%E4%B9%88%E6%98%AF%E9%9B%86%E5%90%88%EF%BC%9F.md
11.1.5 什么是文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.5%20%E4%BB%80%E4%B9%88%E6%98%AF%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.1.5 什么是文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.5%20%E4%BB%80%E4%B9%88%E6%98%AF%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.1.6 MongoDB和关系型数据库术语对比图.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.6%20MongoDB%E5%92%8C%E5%85%B3%E7%B3%BB%E5%9E%8B%E6%95%B0%E6%8D%AE%E5%BA%93%E6%9C%AF%E8%AF%AD%E5%AF%B9%E6%AF%94%E5%9B%BE.md
11.1.6 MongoDB和关系型数据库术语对比图.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.6%20MongoDB%E5%92%8C%E5%85%B3%E7%B3%BB%E5%9E%8B%E6%95%B0%E6%8D%AE%E5%BA%93%E6%9C%AF%E8%AF%AD%E5%AF%B9%E6%AF%94%E5%9B%BE.md
11.1.7 什么是“mongod”？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.7%20%E4%BB%80%E4%B9%88%E6%98%AF%E2%80%9Cmongod%E2%80%9D%EF%BC%9F.md
11.1.7 什么是“mongod”？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.7%20%E4%BB%80%E4%B9%88%E6%98%AF%E2%80%9Cmongod%E2%80%9D%EF%BC%9F.md
11.1.8 “mongod”参数有什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.8%20%E2%80%9Cmongod%E2%80%9D%E5%8F%82%E6%95%B0%E6%9C%89%E4%BB%80%E4%B9%88%EF%BC%9F.md
11.1.8 “mongod”参数有什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.8%20%E2%80%9Cmongod%E2%80%9D%E5%8F%82%E6%95%B0%E6%9C%89%E4%BB%80%E4%B9%88%EF%BC%9F.md
11.1.9 什么是“mongo”？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.9%20%E4%BB%80%E4%B9%88%E6%98%AF%E2%80%9Cmongo%E2%80%9D%EF%BC%9F.md
11.1.9 什么是“mongo”？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.1.9%20%E4%BB%80%E4%B9%88%E6%98%AF%E2%80%9Cmongo%E2%80%9D%EF%BC%9F.md
11.2.0 MongoDB哪个命令可以切换数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.0%20MongoDB%E5%93%AA%E4%B8%AA%E5%91%BD%E4%BB%A4%E5%8F%AF%E4%BB%A5%E5%88%87%E6%8D%A2%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.2.0 MongoDB哪个命令可以切换数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.0%20MongoDB%E5%93%AA%E4%B8%AA%E5%91%BD%E4%BB%A4%E5%8F%AF%E4%BB%A5%E5%88%87%E6%8D%A2%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.2.1 什么是非关系型数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.1%20%E4%BB%80%E4%B9%88%E6%98%AF%E9%9D%9E%E5%85%B3%E7%B3%BB%E5%9E%8B%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.2.1 什么是非关系型数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.1%20%E4%BB%80%E4%B9%88%E6%98%AF%E9%9D%9E%E5%85%B3%E7%B3%BB%E5%9E%8B%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.2.2 非关系型数据库有哪些类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.2%20%E9%9D%9E%E5%85%B3%E7%B3%BB%E5%9E%8B%E6%95%B0%E6%8D%AE%E5%BA%93%E6%9C%89%E5%93%AA%E4%BA%9B%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.2.2 非关系型数据库有哪些类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.2%20%E9%9D%9E%E5%85%B3%E7%B3%BB%E5%9E%8B%E6%95%B0%E6%8D%AE%E5%BA%93%E6%9C%89%E5%93%AA%E4%BA%9B%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.2.3 为什么用MOngoDB？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.3%20%E4%B8%BA%E4%BB%80%E4%B9%88%E7%94%A8MOngoDB%EF%BC%9F.md
11.2.3 为什么用MOngoDB？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.3%20%E4%B8%BA%E4%BB%80%E4%B9%88%E7%94%A8MOngoDB%EF%BC%9F.md
11.2.4 在哪些场景使用MongoDB？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.4%20%E5%9C%A8%E5%93%AA%E4%BA%9B%E5%9C%BA%E6%99%AF%E4%BD%BF%E7%94%A8MongoDB%EF%BC%9F.md
11.2.4 在哪些场景使用MongoDB？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.4%20%E5%9C%A8%E5%93%AA%E4%BA%9B%E5%9C%BA%E6%99%AF%E4%BD%BF%E7%94%A8MongoDB%EF%BC%9F.md
11.2.5 MongoDB中的命名空间是什么意思.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.5%20MongoDB%E4%B8%AD%E7%9A%84%E5%91%BD%E5%90%8D%E7%A9%BA%E9%97%B4%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D.md
11.2.5 MongoDB中的命名空间是什么意思.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.5%20MongoDB%E4%B8%AD%E7%9A%84%E5%91%BD%E5%90%8D%E7%A9%BA%E9%97%B4%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D.md
11.2.6 哪些语言支持MongoDB.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.6%20%E5%93%AA%E4%BA%9B%E8%AF%AD%E8%A8%80%E6%94%AF%E6%8C%81MongoDB.md
11.2.6 哪些语言支持MongoDB.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.6%20%E5%93%AA%E4%BA%9B%E8%AF%AD%E8%A8%80%E6%94%AF%E6%8C%81MongoDB.md
11.2.7 在MongoDB中如何创建一个新的数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.7%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E5%88%9B%E5%BB%BA%E4%B8%80%E4%B8%AA%E6%96%B0%E7%9A%84%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.2.7 在MongoDB中如何创建一个新的数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.7%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E5%88%9B%E5%BB%BA%E4%B8%80%E4%B8%AA%E6%96%B0%E7%9A%84%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.2.8 在MongoDB中如何查看数据库列表？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.8%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E6%9F%A5%E7%9C%8B%E6%95%B0%E6%8D%AE%E5%BA%93%E5%88%97%E8%A1%A8%EF%BC%9F.md
11.2.8 在MongoDB中如何查看数据库列表？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.8%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E6%9F%A5%E7%9C%8B%E6%95%B0%E6%8D%AE%E5%BA%93%E5%88%97%E8%A1%A8%EF%BC%9F.md
11.2.9 MongoDB中的分片是什么意思？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.9%20MongoDB%E4%B8%AD%E7%9A%84%E5%88%86%E7%89%87%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%EF%BC%9F.md
11.2.9 MongoDB中的分片是什么意思？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.2.9%20MongoDB%E4%B8%AD%E7%9A%84%E5%88%86%E7%89%87%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%EF%BC%9F.md
11.3.0 如何查看使用MongoDB的连接？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.0%20%E5%A6%82%E4%BD%95%E6%9F%A5%E7%9C%8B%E4%BD%BF%E7%94%A8MongoDB%E7%9A%84%E8%BF%9E%E6%8E%A5%EF%BC%9F.md
11.3.0 如何查看使用MongoDB的连接？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.0%20%E5%A6%82%E4%BD%95%E6%9F%A5%E7%9C%8B%E4%BD%BF%E7%94%A8MongoDB%E7%9A%84%E8%BF%9E%E6%8E%A5%EF%BC%9F.md
11.3.1 什么是复制？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.1%20%E4%BB%80%E4%B9%88%E6%98%AF%E5%A4%8D%E5%88%B6%EF%BC%9F.md
11.3.1 什么是复制？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.1%20%E4%BB%80%E4%B9%88%E6%98%AF%E5%A4%8D%E5%88%B6%EF%BC%9F.md
11.3.2 在MongoDB中如何在集合中插入一个文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.2%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E5%9C%A8%E9%9B%86%E5%90%88%E4%B8%AD%E6%8F%92%E5%85%A5%E4%B8%80%E4%B8%AA%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.3.2 在MongoDB中如何在集合中插入一个文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.2%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E5%9C%A8%E9%9B%86%E5%90%88%E4%B8%AD%E6%8F%92%E5%85%A5%E4%B8%80%E4%B8%AA%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.3.3 在MongoDB中如何除去一个数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.3%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E9%99%A4%E5%8E%BB%E4%B8%80%E4%B8%AA%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.3.3 在MongoDB中如何除去一个数据库？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.3%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E9%99%A4%E5%8E%BB%E4%B8%80%E4%B8%AA%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9F.md
11.3.4 在MongoDB中如何创建一个集合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.4%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E5%88%9B%E5%BB%BA%E4%B8%80%E4%B8%AA%E9%9B%86%E5%90%88%EF%BC%9F.md
11.3.4 在MongoDB中如何创建一个集合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.4%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E5%88%9B%E5%BB%BA%E4%B8%80%E4%B8%AA%E9%9B%86%E5%90%88%EF%BC%9F.md
11.3.5 在MongoDB中如何查看一个已经创建的集合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.5%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E6%9F%A5%E7%9C%8B%E4%B8%80%E4%B8%AA%E5%B7%B2%E7%BB%8F%E5%88%9B%E5%BB%BA%E7%9A%84%E9%9B%86%E5%90%88%EF%BC%9F.md
11.3.5 在MongoDB中如何查看一个已经创建的集合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.5%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E6%9F%A5%E7%9C%8B%E4%B8%80%E4%B8%AA%E5%B7%B2%E7%BB%8F%E5%88%9B%E5%BB%BA%E7%9A%84%E9%9B%86%E5%90%88%EF%BC%9F.md
11.3.6 在MongoDB中如何删除一个集合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.6%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E5%88%A0%E9%99%A4%E4%B8%80%E4%B8%AA%E9%9B%86%E5%90%88%EF%BC%9F.md
11.3.6 在MongoDB中如何删除一个集合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.6%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E5%88%A0%E9%99%A4%E4%B8%80%E4%B8%AA%E9%9B%86%E5%90%88%EF%BC%9F.md
11.3.7 为什么要在MongoDB中使用分析器？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.7%20%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E5%9C%A8MongoDB%E4%B8%AD%E4%BD%BF%E7%94%A8%E5%88%86%E6%9E%90%E5%99%A8%EF%BC%9F.md
11.3.7 为什么要在MongoDB中使用分析器？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.7%20%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E5%9C%A8MongoDB%E4%B8%AD%E4%BD%BF%E7%94%A8%E5%88%86%E6%9E%90%E5%99%A8%EF%BC%9F.md
11.3.8 MongoDB支持主键外键关系吗？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.8%20MongoDB%E6%94%AF%E6%8C%81%E4%B8%BB%E9%94%AE%E5%A4%96%E9%94%AE%E5%85%B3%E7%B3%BB%E5%90%97%EF%BC%9F.md
11.3.8 MongoDB支持主键外键关系吗？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.8%20MongoDB%E6%94%AF%E6%8C%81%E4%B8%BB%E9%94%AE%E5%A4%96%E9%94%AE%E5%85%B3%E7%B3%BB%E5%90%97%EF%BC%9F.md
11.3.9 MongoDB支持哪些数据类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.9%20MongoDB%E6%94%AF%E6%8C%81%E5%93%AA%E4%BA%9B%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.3.9 MongoDB支持哪些数据类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.3.9%20MongoDB%E6%94%AF%E6%8C%81%E5%93%AA%E4%BA%9B%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.4.0 为什么要在MongoDB中用Code数据类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.0%20%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E5%9C%A8MongoDB%E4%B8%AD%E7%94%A8Code%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.4.0 为什么要在MongoDB中用Code数据类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.0%20%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E5%9C%A8MongoDB%E4%B8%AD%E7%94%A8Code%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.4.1 为什么要在MongoDB中用Regular Expression数据类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.1%20%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E5%9C%A8MongoDB%E4%B8%AD%E7%94%A8Regular%20Expression%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.4.1 为什么要在MongoDB中用Regular Expression数据类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.1%20%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E5%9C%A8MongoDB%E4%B8%AD%E7%94%A8Regular%20Expression%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.4.2 为什么在MongoDB中使用Object ID数据类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.2%20%E4%B8%BA%E4%BB%80%E4%B9%88%E5%9C%A8MongoDB%E4%B8%AD%E4%BD%BF%E7%94%A8Object%20ID%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.4.2 为什么在MongoDB中使用Object ID数据类型？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.2%20%E4%B8%BA%E4%BB%80%E4%B9%88%E5%9C%A8MongoDB%E4%B8%AD%E4%BD%BF%E7%94%A8Object%20ID%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%EF%BC%9F.md
11.4.3 如何在集合中插入一个文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.3%20%E5%A6%82%E4%BD%95%E5%9C%A8%E9%9B%86%E5%90%88%E4%B8%AD%E6%8F%92%E5%85%A5%E4%B8%80%E4%B8%AA%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.4.3 如何在集合中插入一个文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.3%20%E5%A6%82%E4%BD%95%E5%9C%A8%E9%9B%86%E5%90%88%E4%B8%AD%E6%8F%92%E5%85%A5%E4%B8%80%E4%B8%AA%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.4.4 “ObjectID”有哪些部分组成？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.4%20%E2%80%9CObjectID%E2%80%9D%E6%9C%89%E5%93%AA%E4%BA%9B%E9%83%A8%E5%88%86%E7%BB%84%E6%88%90%EF%BC%9F.md
11.4.4 “ObjectID”有哪些部分组成？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.4%20%E2%80%9CObjectID%E2%80%9D%E6%9C%89%E5%93%AA%E4%BA%9B%E9%83%A8%E5%88%86%E7%BB%84%E6%88%90%EF%BC%9F.md
11.4.5 在MongoDb中什么是索引？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.5%20%E5%9C%A8MongoDb%E4%B8%AD%E4%BB%80%E4%B9%88%E6%98%AF%E7%B4%A2%E5%BC%95%EF%BC%9F.md
11.4.5 在MongoDb中什么是索引？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.5%20%E5%9C%A8MongoDb%E4%B8%AD%E4%BB%80%E4%B9%88%E6%98%AF%E7%B4%A2%E5%BC%95%EF%BC%9F.md
11.4.6 如何添加索引？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.6%20%E5%A6%82%E4%BD%95%E6%B7%BB%E5%8A%A0%E7%B4%A2%E5%BC%95%EF%BC%9F.md
11.4.6 如何添加索引？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.6%20%E5%A6%82%E4%BD%95%E6%B7%BB%E5%8A%A0%E7%B4%A2%E5%BC%95%EF%BC%9F.md
11.4.7 MongoDB有哪些可替代产品？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.7%20MongoDB%E6%9C%89%E5%93%AA%E4%BA%9B%E5%8F%AF%E6%9B%BF%E4%BB%A3%E4%BA%A7%E5%93%81%EF%BC%9F.md
11.4.7 MongoDB有哪些可替代产品？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.7%20MongoDB%E6%9C%89%E5%93%AA%E4%BA%9B%E5%8F%AF%E6%9B%BF%E4%BB%A3%E4%BA%A7%E5%93%81%EF%BC%9F.md
11.4.8 如何查询集合中的文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.8%20%E5%A6%82%E4%BD%95%E6%9F%A5%E8%AF%A2%E9%9B%86%E5%90%88%E4%B8%AD%E7%9A%84%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.4.8 如何查询集合中的文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.8%20%E5%A6%82%E4%BD%95%E6%9F%A5%E8%AF%A2%E9%9B%86%E5%90%88%E4%B8%AD%E7%9A%84%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.4.9 用什么方法可以格式化输出结果？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.9%20%E7%94%A8%E4%BB%80%E4%B9%88%E6%96%B9%E6%B3%95%E5%8F%AF%E4%BB%A5%E6%A0%BC%E5%BC%8F%E5%8C%96%E8%BE%93%E5%87%BA%E7%BB%93%E6%9E%9C%EF%BC%9F.md
11.4.9 用什么方法可以格式化输出结果？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.4.9%20%E7%94%A8%E4%BB%80%E4%B9%88%E6%96%B9%E6%B3%95%E5%8F%AF%E4%BB%A5%E6%A0%BC%E5%BC%8F%E5%8C%96%E8%BE%93%E5%87%BA%E7%BB%93%E6%9E%9C%EF%BC%9F.md
11.5.0 如何使用AND或OR条件循环查询集合中的文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.0%20%E5%A6%82%E4%BD%95%E4%BD%BF%E7%94%A8AND%E6%88%96OR%E6%9D%A1%E4%BB%B6%E5%BE%AA%E7%8E%AF%E6%9F%A5%E8%AF%A2%E9%9B%86%E5%90%88%E4%B8%AD%E7%9A%84%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.5.0 如何使用AND或OR条件循环查询集合中的文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.0%20%E5%A6%82%E4%BD%95%E4%BD%BF%E7%94%A8AND%E6%88%96OR%E6%9D%A1%E4%BB%B6%E5%BE%AA%E7%8E%AF%E6%9F%A5%E8%AF%A2%E9%9B%86%E5%90%88%E4%B8%AD%E7%9A%84%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.5.1 在MongoDB中如何更新数据？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.1%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E6%9B%B4%E6%96%B0%E6%95%B0%E6%8D%AE%EF%BC%9F.md
11.5.1 在MongoDB中如何更新数据？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.1%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E6%9B%B4%E6%96%B0%E6%95%B0%E6%8D%AE%EF%BC%9F.md
11.5.2 如何删除文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.2%20%E5%A6%82%E4%BD%95%E5%88%A0%E9%99%A4%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.5.2 如何删除文档？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.2%20%E5%A6%82%E4%BD%95%E5%88%A0%E9%99%A4%E6%96%87%E6%A1%A3%EF%BC%9F.md
11.5.3 在MongoDB中如何排序？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.3%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E6%8E%92%E5%BA%8F%EF%BC%9F.md
11.5.3 在MongoDB中如何排序？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.3%20%E5%9C%A8MongoDB%E4%B8%AD%E5%A6%82%E4%BD%95%E6%8E%92%E5%BA%8F%EF%BC%9F.md
11.5.4 什么是聚合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.4%20%E4%BB%80%E4%B9%88%E6%98%AF%E8%81%9A%E5%90%88%EF%BC%9F.md
11.5.4 什么是聚合？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.4%20%E4%BB%80%E4%B9%88%E6%98%AF%E8%81%9A%E5%90%88%EF%BC%9F.md
11.5.5 在MongoDB中什么是副本集？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.5%20%E5%9C%A8MongoDB%E4%B8%AD%E4%BB%80%E4%B9%88%E6%98%AF%E5%89%AF%E6%9C%AC%E9%9B%86%EF%BC%9F.md
11.5.5 在MongoDB中什么是副本集？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.5%20%E5%9C%A8MongoDB%E4%B8%AD%E4%BB%80%E4%B9%88%E6%98%AF%E5%89%AF%E6%9C%AC%E9%9B%86%EF%BC%9F.md
11.5.6 Mongodb存储特性与内部原理.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.6%20Mongodb%E5%AD%98%E5%82%A8%E7%89%B9%E6%80%A7%E4%B8%8E%E5%86%85%E9%83%A8%E5%8E%9F%E7%90%86.md
11.5.6 Mongodb存储特性与内部原理.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/11.5.6%20Mongodb%E5%AD%98%E5%82%A8%E7%89%B9%E6%80%A7%E4%B8%8E%E5%86%85%E9%83%A8%E5%8E%9F%E7%90%86.md
12.1.0 zookeeper是什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.0%20zookeeper%E6%98%AF%E4%BB%80%E4%B9%88%EF%BC%9F.md
12.1.0 zookeeper是什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.0%20zookeeper%E6%98%AF%E4%BB%80%E4%B9%88%EF%BC%9F.md
12.1.1 zookeeper提供了什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.1%20zookeeper%E6%8F%90%E4%BE%9B%E4%BA%86%E4%BB%80%E4%B9%88%EF%BC%9F.md
12.1.1 zookeeper提供了什么？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.1%20zookeeper%E6%8F%90%E4%BE%9B%E4%BA%86%E4%BB%80%E4%B9%88%EF%BC%9F.md
12.1.2 zookeeper文件系统.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.2%20zookeeper%E6%96%87%E4%BB%B6%E7%B3%BB%E7%BB%9F.md
12.1.2 zookeeper文件系统.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.2%20zookeeper%E6%96%87%E4%BB%B6%E7%B3%BB%E7%BB%9F.md
12.1.4 zookeeper通知机制.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.4%20zookeeper%E9%80%9A%E7%9F%A5%E6%9C%BA%E5%88%B6.md
12.1.4 zookeeper通知机制.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.4%20zookeeper%E9%80%9A%E7%9F%A5%E6%9C%BA%E5%88%B6.md
12.1.5 zookeeper有哪些应用场景？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.5%20zookeeper%E6%9C%89%E5%93%AA%E4%BA%9B%E5%BA%94%E7%94%A8%E5%9C%BA%E6%99%AF%EF%BC%9F.md
12.1.5 zookeeper有哪些应用场景？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.5%20zookeeper%E6%9C%89%E5%93%AA%E4%BA%9B%E5%BA%94%E7%94%A8%E5%9C%BA%E6%99%AF%EF%BC%9F.md
12.1.6 zk的命名服务.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.6%20zk%E7%9A%84%E5%91%BD%E5%90%8D%E6%9C%8D%E5%8A%A1.md
12.1.6 zk的命名服务.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.6%20zk%E7%9A%84%E5%91%BD%E5%90%8D%E6%9C%8D%E5%8A%A1.md
12.1.7 zk的配置管理服务.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.7%20zk%E7%9A%84%E9%85%8D%E7%BD%AE%E7%AE%A1%E7%90%86%E6%9C%8D%E5%8A%A1.md
12.1.7 zk的配置管理服务.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.7%20zk%E7%9A%84%E9%85%8D%E7%BD%AE%E7%AE%A1%E7%90%86%E6%9C%8D%E5%8A%A1.md
12.1.8 zk的集群管理.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.8%20zk%E7%9A%84%E9%9B%86%E7%BE%A4%E7%AE%A1%E7%90%86.md
12.1.8 zk的集群管理.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.8%20zk%E7%9A%84%E9%9B%86%E7%BE%A4%E7%AE%A1%E7%90%86.md
12.1.9 zk的分布式锁.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.9%20zk%E7%9A%84%E5%88%86%E5%B8%83%E5%BC%8F%E9%94%81.md
12.1.9 zk的分布式锁.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.1.9%20zk%E7%9A%84%E5%88%86%E5%B8%83%E5%BC%8F%E9%94%81.md
12.2.0 zk队列管理.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.0%20zk%E9%98%9F%E5%88%97%E7%AE%A1%E7%90%86.md
12.2.0 zk队列管理.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.0%20zk%E9%98%9F%E5%88%97%E7%AE%A1%E7%90%86.md
12.2.1 zk数据复制.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.1%20zk%E6%95%B0%E6%8D%AE%E5%A4%8D%E5%88%B6.md
12.2.1 zk数据复制.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.1%20zk%E6%95%B0%E6%8D%AE%E5%A4%8D%E5%88%B6.md
12.2.2 zk的工作原理.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.2%20zk%E7%9A%84%E5%B7%A5%E4%BD%9C%E5%8E%9F%E7%90%86.md
12.2.2 zk的工作原理.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.2%20zk%E7%9A%84%E5%B7%A5%E4%BD%9C%E5%8E%9F%E7%90%86.md
12.2.3 zk是如何保证事物的顺序一致性.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.3%20zk%E6%98%AF%E5%A6%82%E4%BD%95%E4%BF%9D%E8%AF%81%E4%BA%8B%E7%89%A9%E7%9A%84%E9%A1%BA%E5%BA%8F%E4%B8%80%E8%87%B4%E6%80%A7.md
12.2.3 zk是如何保证事物的顺序一致性.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.3%20zk%E6%98%AF%E5%A6%82%E4%BD%95%E4%BF%9D%E8%AF%81%E4%BA%8B%E7%89%A9%E7%9A%84%E9%A1%BA%E5%BA%8F%E4%B8%80%E8%87%B4%E6%80%A7.md
12.2.4 zk集群下server工作状态.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.4%20zk%E9%9B%86%E7%BE%A4%E4%B8%8Bserver%E5%B7%A5%E4%BD%9C%E7%8A%B6%E6%80%81.md
12.2.4 zk集群下server工作状态.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.4%20zk%E9%9B%86%E7%BE%A4%E4%B8%8Bserver%E5%B7%A5%E4%BD%9C%E7%8A%B6%E6%80%81.md
12.2.5 zk是如何选举Leader的？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.5%20zk%E6%98%AF%E5%A6%82%E4%BD%95%E9%80%89%E4%B8%BELeader%E7%9A%84%EF%BC%9F.md
12.2.5 zk是如何选举Leader的？.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.5%20zk%E6%98%AF%E5%A6%82%E4%BD%95%E9%80%89%E4%B8%BELeader%E7%9A%84%EF%BC%9F.md
12.2.6 zk同步流程.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.6%20zk%E5%90%8C%E6%AD%A5%E6%B5%81%E7%A8%8B.md
12.2.6 zk同步流程.md	https://patch-diff.githubusercontent.com/melanc/interview_reference/blob/master/12.2.6%20zk%E5%90%8C%E6%AD%A5%E6%B5%81%E7%A8%8B.md
README	https://patch-diff.githubusercontent.com/melanc/interview_reference
	https://patch-diff.githubusercontent.com/melanc/interview_reference#2019年最新总结阿里腾讯百度美团头条等技术面试题目以及答案专家出题人分析汇总持续更新中
阿里篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#1
华为篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#2
百度篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#3
腾讯篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#4
美团篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#5
头条篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#6
滴滴篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#7
京东篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#8
MySQL篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#9
Redis篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#10
MongDB篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#11
Zookeeper篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#12
Nginx篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#13
算法篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#14
内存篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#15
cpu篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#16
磁盘篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#17
网络通信篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#18
安全篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#19
并发篇	https://patch-diff.githubusercontent.com/melanc/interview_reference#20
	https://patch-diff.githubusercontent.com/melanc/interview_reference#阿里篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#111-如何实现一个高效的单向链表逆序输出
	https://patch-diff.githubusercontent.com/melanc/interview_reference#112-已知sqrt2约等于1414要求不用数学库求sqrt2精确到小数点后10位
	https://patch-diff.githubusercontent.com/melanc/interview_reference#113-给定一个二叉搜索树bst找到树中第-k-小的节点
	https://patch-diff.githubusercontent.com/melanc/interview_reference#114-lru缓存机制
	https://patch-diff.githubusercontent.com/melanc/interview_reference#115-关于epoll和select的区别以下哪些说法是正确的
	https://patch-diff.githubusercontent.com/melanc/interview_reference#116-从innodb的索引结构分析为什么索引的-key-长度不能太长
	https://patch-diff.githubusercontent.com/melanc/interview_reference#117-mysql的数据如何恢复到任意时间点
	https://patch-diff.githubusercontent.com/melanc/interview_reference#118-nfs-和-smb-是最常见的两种-nasnetwork-attached-storage协议当把一个文件系统同时通过-nfs-和-smb-协议共享给多个主机访问时以下哪些说法是错误的
	https://patch-diff.githubusercontent.com/melanc/interview_reference#119-输入-ping-ip-后敲回车发包前会发生什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#120-请解释下为什么鹿晗发布恋情的时候微博系统会崩溃如何解决
	https://patch-diff.githubusercontent.com/melanc/interview_reference#121-现有一批邮件需要发送给订阅顾客且有一个集群集群的节点数不定会动态扩容缩容来负责具体的邮件发送任务如何让系统尽快地完成发送
	https://patch-diff.githubusercontent.com/melanc/interview_reference#122-有一批气象观测站现需要获取这些站点的观测数据并存储到-hive-中但是气象局只提供了-api-查询每次只能查询单个观测点那么如果能够方便快速地获取到所有的观测点的数据
	https://patch-diff.githubusercontent.com/melanc/interview_reference#123-如何实现两金额数据相加最多小数点两位
	https://patch-diff.githubusercontent.com/melanc/interview_reference#124-关于并行计算的一些基础开放问题
	https://patch-diff.githubusercontent.com/melanc/interview_reference#125-请计算xilinx公司vu9p芯片的算力相当于多少tops给出计算过程与公式
	https://patch-diff.githubusercontent.com/melanc/interview_reference#126-一颗现代处理器每秒大概可以执行多少条简单的mov指令有哪些主要的影响因素
	https://patch-diff.githubusercontent.com/melanc/interview_reference#127-请分析-maxcompute-产品与分布式技术的关系当前大数据计算平台类产品的市场现状和发展趋势
	https://patch-diff.githubusercontent.com/melanc/interview_reference#128-对大数据平台中的元数据管理是怎么理解的元数据收集管理体系是怎么样的会对大数据应用有什么样的影响
	https://patch-diff.githubusercontent.com/melanc/interview_reference#129-你理解常见如阿里和友商大数据平台的技术体系差异以及发展趋势和技术瓶颈在存储和计算两个方面进行概述
	https://patch-diff.githubusercontent.com/melanc/interview_reference#130-在云计算大数据处理场景中每天运行着成千上万的任务每个任务都要进行-io-读写存储系统为了更好的服务经常会保证高优先级的任务优先执行当多个作业或用户访问存储系统时如何保证优先级和公平性
	https://patch-diff.githubusercontent.com/melanc/interview_reference#131-最大频率栈
	https://patch-diff.githubusercontent.com/melanc/interview_reference#132-给定一个链表删除链表的倒数第n个节点并且返回链表的头结点
	https://patch-diff.githubusercontent.com/melanc/interview_reference#133-如果让你设计一个通用的支持各种数据库秒级备份和恢复的系统你会如何设计
	https://patch-diff.githubusercontent.com/melanc/interview_reference#134-如果让你来设计一个支持数据库nosql-和大数据之间数据实时流动的数据流及处理的系统你会考虑哪些问题如何设计
	https://patch-diff.githubusercontent.com/melanc/interview_reference#135-给定一个整数数组和一个整数返回两个数组的索引这两个索引指向的数字的加和等于指定的整数需要最优的算法分析算法的空间和时间复杂度
	https://patch-diff.githubusercontent.com/melanc/interview_reference#136-假如给你一个新产品你将从哪些方面来保障它的质量
	https://patch-diff.githubusercontent.com/melanc/interview_reference#137-请评估一下程序的执行结果
	https://patch-diff.githubusercontent.com/melanc/interview_reference#华为篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#210-static有什么用途请至少说明两种
	https://patch-diff.githubusercontent.com/melanc/interview_reference#211-引用与指针有什么区别
	https://patch-diff.githubusercontent.com/melanc/interview_reference#212-描述实时系统的基本特性
	https://patch-diff.githubusercontent.com/melanc/interview_reference#213-全局变量和局部变量在内存中是否有区别如果有是什么区别
	https://patch-diff.githubusercontent.com/melanc/interview_reference#214-什么是平衡二叉树
	https://patch-diff.githubusercontent.com/melanc/interview_reference#215-堆栈溢出一般是由什么原因导致的
	https://patch-diff.githubusercontent.com/melanc/interview_reference#216-什么函数不能声明为虚函数
	https://patch-diff.githubusercontent.com/melanc/interview_reference#217-冒泡排序算法的时间复杂度是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#218-写出float-x-与零值比较的if语句
	https://patch-diff.githubusercontent.com/melanc/interview_reference#219-internet采用哪种网络协议该协议的主要层次结构
	https://patch-diff.githubusercontent.com/melanc/interview_reference#220-internet物理地址和ip地址转换采用什么协议
	https://patch-diff.githubusercontent.com/melanc/interview_reference#221-ip地址的编码分为哪俩部分
	https://patch-diff.githubusercontent.com/melanc/interview_reference#222-用户输入mn值从1至n开始顺序循环数数每数到m输出该数值直至全部输出写出c程序
	https://patch-diff.githubusercontent.com/melanc/interview_reference#223-不能做switch的参数类型是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#224-int-ansize其中隐藏着若干0其余非0整数写一个函数int-funcint-a-int-nsize使a把0移至后面非0整数移至数组前面并保持有序返回值为原数据中第一个元素为0的下标
	https://patch-diff.githubusercontent.com/melanc/interview_reference#225-写一个程序-要求功能求出用125这三个数不同个数组合的和为100的组合个数
	https://patch-diff.githubusercontent.com/melanc/interview_reference#226-实现一个函数把一个字符串中的字符从小写转为大写
	https://patch-diff.githubusercontent.com/melanc/interview_reference#227-随机输入一个数判断它是不是对称数回文数如31211232145254不能用字符串库函数
	https://patch-diff.githubusercontent.com/melanc/interview_reference#228-求22000的所有素数有足够的内存要求尽量快
	https://patch-diff.githubusercontent.com/melanc/interview_reference#229-abcd四个进程a向buf里面写数据bcd向buf里面读数据当a写完且bcd都读一次后a才能再写用pv操作实现
	https://patch-diff.githubusercontent.com/melanc/interview_reference#230-将单向链表reverse如abcd变成dcba只能搜索链表一次
	https://patch-diff.githubusercontent.com/melanc/interview_reference#231-将二叉树的两个孩子换位置即左变右右变左不能用递规
	https://patch-diff.githubusercontent.com/melanc/interview_reference#232-以下属于物理层的设备是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#233-在以太网中是根据地址来区分不同的设备的
	https://patch-diff.githubusercontent.com/melanc/interview_reference#234-以下为传输层协议的是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#235-以下对mac地址描述正确的是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#236-以下属于数据链路层功能的是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#237-ieee8023u标准是指
	https://patch-diff.githubusercontent.com/melanc/interview_reference#238-如果要将两计算机通过双绞线直接连接正确的线序是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#239-在v35和v24规程中控制信号rts表示
	https://patch-diff.githubusercontent.com/melanc/interview_reference#240-路由器作为网络互连设备必须具备以下哪些特点
	https://patch-diff.githubusercontent.com/melanc/interview_reference#241-路由器的作用有
	https://patch-diff.githubusercontent.com/melanc/interview_reference#242-调用上一条历史命令的快捷键是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#243-交换机工作在osi七层的哪一层
	https://patch-diff.githubusercontent.com/melanc/interview_reference#244-以下对csmacd描述正确的是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#245-以下对store-andforward描述正确的是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#246-以下对交换机工作方式描述正确的是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#247-vlan的主要作用有
	https://patch-diff.githubusercontent.com/melanc/interview_reference#248-在交换机中用户权限分为几个级别
	https://patch-diff.githubusercontent.com/melanc/interview_reference#249-在路由器的配置过程中查询以s开头所有命令的方法是
	https://patch-diff.githubusercontent.com/melanc/interview_reference#250-第一次配置路由器时可以使用的方法为
	https://patch-diff.githubusercontent.com/melanc/interview_reference#251-在何种状态下可以为路由器改名
	https://patch-diff.githubusercontent.com/melanc/interview_reference#252-某公司申请到一个c类ip地址但要连接6个的子公司最大的一个子公司有-26台计算机每个子公司在一个网段中则子网掩码应设为
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	https://patch-diff.githubusercontent.com/melanc/interview_reference#540-用到过哪些设计模式单例模式的实现
	https://patch-diff.githubusercontent.com/melanc/interview_reference#541-数据库的事务实现原理操作过程如何做到事物之间的独立性等问题
	https://patch-diff.githubusercontent.com/melanc/interview_reference#542-数据库的脏读幻读不可重复读出现的原因原理解决办法
	https://patch-diff.githubusercontent.com/melanc/interview_reference#543-数据库的隔离级别mvcc
	https://patch-diff.githubusercontent.com/melanc/interview_reference#544-乐观锁悲观锁互斥锁读写锁的原理实现与区别
	https://patch-diff.githubusercontent.com/melanc/interview_reference#545-线程的生命周期
	https://patch-diff.githubusercontent.com/melanc/interview_reference#546-一致性hash算法原理与应用
	https://patch-diff.githubusercontent.com/melanc/interview_reference#547-cap原则
	https://patch-diff.githubusercontent.com/melanc/interview_reference#548-cas操作
	https://patch-diff.githubusercontent.com/melanc/interview_reference#549-分布式raft算法
	https://patch-diff.githubusercontent.com/melanc/interview_reference#头条篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#610-5个人去一个海岛寻宝最后一共找到了100枚金币他们约定了一个分配方案
	https://patch-diff.githubusercontent.com/melanc/interview_reference#611-给你一个有序整数数组数组中的数可以是正数负数零请实现一个函数这个函数返回一个整数返回这个数组所有数的平方值中有多少种不同的取值
	https://patch-diff.githubusercontent.com/melanc/interview_reference#612-一个环有10个节点编号0-9从0点出发走n步又能回到0点共有多少种走法
	https://patch-diff.githubusercontent.com/melanc/interview_reference#613-一个乱序数组求第k大的数排序方式使用字典序
	https://patch-diff.githubusercontent.com/melanc/interview_reference#614-一棵二叉树求最大通路长度即最大左右子树高度之和
	https://patch-diff.githubusercontent.com/melanc/interview_reference#615-进程和线程的区别使用线程真的能节省时间
	https://patch-diff.githubusercontent.com/melanc/interview_reference#616-go协程的调度方式使用协程真的能节省时间
	https://patch-diff.githubusercontent.com/melanc/interview_reference#617-水平触发边沿触发的区别在边沿触发下一个socket有500的数据已读取200然后不再处理是不是剩下的300就永远无法读取
	https://patch-diff.githubusercontent.com/melanc/interview_reference#618-有函数如下输入1返回什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#619-设计http协议a端发送-aaaa至少让b端知道aaaa已发送完成
	https://patch-diff.githubusercontent.com/melanc/interview_reference#620-流量总入口为api_gatewayapi_gateway挂了会导致全部挂挂用什么机制增大可用性
	https://patch-diff.githubusercontent.com/melanc/interview_reference#621-mysql为什么要用b树不用平衡二叉树做索引结构
	https://patch-diff.githubusercontent.com/melanc/interview_reference#622-创建数据库索引应该怎么考虑
	https://patch-diff.githubusercontent.com/melanc/interview_reference#623-使用int-做primary-key和使用string-有什么优劣
	https://patch-diff.githubusercontent.com/melanc/interview_reference#624-数据库分表的方法
	https://patch-diff.githubusercontent.com/melanc/interview_reference#625-表结构订单纪录如下写一个语句求卖的最好的-top-10-product_id
	https://patch-diff.githubusercontent.com/melanc/interview_reference#626-微服务a服务请求b服务b1接口b1接口又请求a服务a2接口会不会有问题
	https://patch-diff.githubusercontent.com/melanc/interview_reference#627-不使用高级工具只使用linux自带的工具你会如何debug
	https://patch-diff.githubusercontent.com/melanc/interview_reference#628-如何预估一个mysql语句的性能
	https://patch-diff.githubusercontent.com/melanc/interview_reference#629-go函数中返回值未命名发生了panic但是在函数内recover了函数返回什么值
	https://patch-diff.githubusercontent.com/melanc/interview_reference#630-socket中在tcp协议层面数据分为10个报文发放1-7次很顺利第8次丢失这次通信一定失败吗如果第8次数据会重发那在接收端是不是先读取到1-7次的数据然后读取到8-10次的数据还是9-10次的数据会先到达
	https://patch-diff.githubusercontent.com/melanc/interview_reference#631-free--hbuffers-和cached有什么不同
	https://patch-diff.githubusercontent.com/melanc/interview_reference#632-后台进程有什么特点如果要你设计一个进程是后台进程你会考虑什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#633-僵尸进程是什么如果产生一个僵尸进程如何查找僵尸进程
	https://patch-diff.githubusercontent.com/melanc/interview_reference#634-孤儿进程是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#635-一个进程有20个线程在某个线程中调用fork新的进程会有20个线程吗
	https://patch-diff.githubusercontent.com/melanc/interview_reference#636-tcpip-流量控制和拥塞控制
	https://patch-diff.githubusercontent.com/melanc/interview_reference#637-301302有什么区别应用上有什么异同
	https://patch-diff.githubusercontent.com/melanc/interview_reference#638-50x相关错误码的内涵是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#639-close-wait和time-wait是什么如何排查有什么意义
	https://patch-diff.githubusercontent.com/melanc/interview_reference#640-http-req和resp的中数据有哪些
	https://patch-diff.githubusercontent.com/melanc/interview_reference#641-什么是连接的半打开半关闭状态
	https://patch-diff.githubusercontent.com/melanc/interview_reference#642-假如一个业务依赖单点redis此redis故障将导致业务不可用如何改进
	https://patch-diff.githubusercontent.com/melanc/interview_reference#643-redis-sharding有哪些做法
	https://patch-diff.githubusercontent.com/melanc/interview_reference#644-当大量数据要求用redis保存单机单点难以满足需要设计换寻找一个负载均衡的方案
	https://patch-diff.githubusercontent.com/melanc/interview_reference#645-当redis-采用hash做sharding现在有8个节点负载方案是-pos--hashkey--8然后保存在pos节点上这样做有什么好处坏处当8个节点要扩充到10个节点应该怎么办有什么更方便扩充的方案吗一致性hash-presharding
	https://patch-diff.githubusercontent.com/melanc/interview_reference#646-如何保证redis和数据库数据的一致性比如用户名既保存在数据库又保存在redis做缓存有如下操作-update_dbusername-update_redisusername但是执行update_db后故障update_redis没有执行有什么简单办法解决这个问题
	https://patch-diff.githubusercontent.com/melanc/interview_reference#滴滴篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#710-b树b-树的区别
	https://patch-diff.githubusercontent.com/melanc/interview_reference#711-数据库隔离级别幻读和不可重复读的区别
	https://patch-diff.githubusercontent.com/melanc/interview_reference#712-有hell-well-hello-world等字符串组现在问能否拼接成helloworld代码实现
	https://patch-diff.githubusercontent.com/melanc/interview_reference#713-快排算法实现
	https://patch-diff.githubusercontent.com/melanc/interview_reference#714-线程安全的单例模式
	https://patch-diff.githubusercontent.com/melanc/interview_reference#715-25匹马赛跑有一个赛场只有五个赛道没有计时器只能通过目测来记录快慢求出第三3快的马要多少场比赛
	https://patch-diff.githubusercontent.com/melanc/interview_reference#716-kmp算法next数组的求解思路
	https://patch-diff.githubusercontent.com/melanc/interview_reference#717-数组中有三个数字出现超过34求这三个数字
	https://patch-diff.githubusercontent.com/melanc/interview_reference#718-1到n2个数组中缺了两个数如何用on时间o1空间找到这两个数字
	https://patch-diff.githubusercontent.com/melanc/interview_reference#719-一条线段长为1随机选两个点将改线段分为三段三段能成三角形的概率是多少
	https://patch-diff.githubusercontent.com/melanc/interview_reference#720-有一个教授他三个学生脑袋背后分别各写了一个数字其中一个数字是另外两个数字的和经过几轮后有一个学生猜出了自己的数字请问是什么原因
	https://patch-diff.githubusercontent.com/melanc/interview_reference#721-b树做索引时b树通常高度为多少层要参考哪些条件
	https://patch-diff.githubusercontent.com/melanc/interview_reference#京东篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#810-一般sql注入怎么发现触点的从源码阐述sqlmap如何测试注入点的
	https://patch-diff.githubusercontent.com/melanc/interview_reference#811-masscan扫描端口时靠什么检测为什么这么快-请详述
	https://patch-diff.githubusercontent.com/melanc/interview_reference#812-你写过哪些小工具你为你使用过的工具做过什么修改
	https://patch-diff.githubusercontent.com/melanc/interview_reference#813-如何提高采用python编写的扫描速度谈谈对gil锁的了解
	https://patch-diff.githubusercontent.com/melanc/interview_reference#814-你觉得你发现的那个漏洞影响比较大
	https://patch-diff.githubusercontent.com/melanc/interview_reference#815-常见的web漏洞有哪些
	https://patch-diff.githubusercontent.com/melanc/interview_reference#816-有没有玩过硬件安全研究程度如何
	https://patch-diff.githubusercontent.com/melanc/interview_reference#817-反爬虫如果是你如何进行反爬虫如何绕过反爬措施-使用无头浏览器被检测到了如何绕过
	https://patch-diff.githubusercontent.com/melanc/interview_reference#818-nmap扫描如何进行扫描发包与协议握手和不握手哪些协议握手哪些不握手-如何不直接接触目标服务器探测对方端口是否开放
	https://patch-diff.githubusercontent.com/melanc/interview_reference#819-有没有自己编写过yara扫描模块如果要解决扫描k1v1-k2v2-k3v3-保证同时在k1中的v1里出现特定值k2中出现v2特定值以及k3v3怎么实现
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	https://patch-diff.githubusercontent.com/melanc/interview_reference#821-ip-频率限制-ip信誉度模型
	https://patch-diff.githubusercontent.com/melanc/interview_reference#822-sctp协议是什么如何使用-sctp-优化网络
	https://patch-diff.githubusercontent.com/melanc/interview_reference#mysql篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#910-主键-超键-候选键-外键
	https://patch-diff.githubusercontent.com/melanc/interview_reference#911-数据库事务的四个特性及含义
	https://patch-diff.githubusercontent.com/melanc/interview_reference#912-视图的作用视图可以更改么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#913-dropdelete与truncate的区别
	https://patch-diff.githubusercontent.com/melanc/interview_reference#914-索引的工作原理及其种类
	https://patch-diff.githubusercontent.com/melanc/interview_reference#915-连接的种类
	https://patch-diff.githubusercontent.com/melanc/interview_reference#916-数据库范式
	https://patch-diff.githubusercontent.com/melanc/interview_reference#917-数据库优化的思路
	https://patch-diff.githubusercontent.com/melanc/interview_reference#918-存储过程与触发器的区别
	https://patch-diff.githubusercontent.com/melanc/interview_reference#redis篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1010-使用redis有哪些好处
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1011-redis相比memcached有哪些优势
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1012-redis常见性能问题和解决方案
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1013-mysql里有2000w数据redis中只存20w的数据如何保证redis中的数据都是热点数据
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1014-memcache与redis的区别都有哪些
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1015-redis-常见的性能问题都有哪些如何解决
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1016-redis-最适合的场景
10.1.7 Redis的同步机制了解么？	https://github.com/0voice/interview_internal_reference/blob/master/3.1.7%20Redis%E7%9A%84%E5%90%8C%E6%AD%A5%E6%9C%BA%E5%88%B6%E4%BA%86%E8%A7%A3%E4%B9%88%EF%BC%9F.md
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1017-redis的同步机制了解么
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	https://patch-diff.githubusercontent.com/melanc/interview_reference#mongdb篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1110-什么是mongodb
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1111-mongodb是由哪种语言写的
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1112-mongodb的优势有哪些
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1113-什么是数据库
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1114-什么是集合
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1115-什么是文档
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1116-mongodb和关系型数据库术语对比图
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1117-什么是mongod
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1118-mongod参数有什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1119-什么是mongo
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1120-mongodb哪个命令可以切换数据库
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1121-什么是非关系型数据库
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1122-非关系型数据库有哪些类型
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1123-为什么用mongodb
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1124-在哪些场景使用mongodb
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1125-mongodb中的命名空间是什么意思
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1126-哪些语言支持mongodb
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1127-在mongodb中如何创建一个新的数据库
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1128-在mongodb中如何查看数据库列表
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1129-mongodb中的分片是什么意思
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1130-如何查看使用mongodb的连接
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1131-什么是复制
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1132-在mongodb中如何在集合中插入一个文档
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1133-在mongodb中如何除去一个数据库
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1134-在mongodb中如何创建一个集合
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1135-在mongodb中如何查看一个已经创建的集合
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1136-在mongodb中如何删除一个集合
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1137-为什么要在mongodb中使用分析器
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1138-mongodb支持主键外键关系吗
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1139-mongodb支持哪些数据类型
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1140-为什么要在mongodb中用code数据类型
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1141-为什么要在mongodb中用regular-expression数据类型
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1142-为什么在mongodb中使用object-id数据类型
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1143-如何在集合中插入一个文档
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1144-objectid有哪些部分组成
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1145-在mongodb中什么是索引
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1146-如何添加索引
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1147-mongodb有哪些可替代产品
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1148-如何查询集合中的文档
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1149-用什么方法可以格式化输出结果
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1150-如何使用and或or条件循环查询集合中的文档
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1151-在mongodb中如何更新数据
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1152-如何删除文档
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1153-在mongodb中如何排序
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1154-什么是聚合
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1155-在mongodb中什么是副本集
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1156-mongodb存储特性与内部原理
	https://patch-diff.githubusercontent.com/melanc/interview_reference#zookeeper篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1210-zookeeper是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1211-zookeeper提供了什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1212-zookeeper文件系统
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1213-zookeeper的四种类型的znode
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1214-zookeeper通知机制
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1215-zookeeper有哪些应用场景
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1216-zk的命名服务
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1217-zk的配置管理服务
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1218-zk的集群管理
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1219-zk的分布式锁
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1220-zk队列管理
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1221-zk数据复制
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1222-zk的工作原理
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1223-zk是如何保证事物的顺序一致性
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1224-zk集群下server工作状态
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1225-zk是如何选举leader的
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1226-zk同步流程
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1227-分布式通知和协调
	https://patch-diff.githubusercontent.com/melanc/interview_reference#nginx篇
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1310-请解释一下什么是nginx
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1311-请列举nginx的一些特性
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1312-请列举nginx和apache-之间的不同点
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1313-请解释nginx如何处理http请求
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1314-在nginx中如何使用未定义的服务器名称来阻止处理请求
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1315-使用反向代理服务器的优点是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1316-请列举nginx服务器的最佳用途
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1317-请解释nginx服务器上的master和worker进程分别是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1318-请解释你如何通过不同于80的端口开启nginx
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1319--请解释是否有可能将nginx的错误替换为502错误503
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1320-在nginx中解释如何在url中保留双斜线
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1321-请解释ngx_http_upstream_module的作用是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1322-请解释什么是c10k问题后来是怎么解决的
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1323-请陈述stub_status和sub_filter指令的作用是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1324-解释nginx是否支持将请求压缩到上游
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1325-解释如何在nginx中获得当前的时间
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1326-用nginx服务器解释-s的目的是什么
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1327-解释如何在nginx服务器上添加模块
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1328-nginx中多个work进程是如何监听同一个端口的如何处理客户连接的惊群问题
	https://patch-diff.githubusercontent.com/melanc/interview_reference#1329-nginx程序的热更新是如何做的
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