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This technical talk was given at the VMworld conference events in the US and Europe in the past few ...
This is the container age. The growing use of services like Docker is transforming the way that soft ...
Today's highlighted deal comes from ourOnline Courses section of Neowin Deals, where you can save 9 ...
Crunching business numbers isn’t just something that happens anymore. The study of a company’ ...
前言 数据库性能对软件整体性能有着至关重要的影响,本文给大家分享了一次MongoDB数据库查询性能提高40倍的 ...

HBase 1.3 发布,性能大幅提升

[ 2017-02-13 21:17:01 | by 店小二04 ]
Apache HBase 1.3.0版在2017年1月中旬正式发布了,新版本支持分层数据的压缩和多个方面的性能提升,像 ...
Your daily round-up of some of the other stories in the news Yahoo hit with class-action suit over ...
Everbattle a NoSQL data store for six hours straight? Installed an upgrade that destroyed a databas ...

CouchDB Weekly News, February 9, 2017

[ 2017-02-13 21:20:01 | by 店小二05 ]
Releases PouchDB 6.1.2 is released , with bugfixes for conflict resolution, PouchDB.defaul ...
In Neo4j 3.1 Enterprise edition, we introduced the first wave of security features that are coming ...
ByRachel Howard, Community Editor | January 17, 2017 The Neo4j community is already off to a b ...

追踪网站大量502

[ 2017-02-13 18:34:01 | by 店小二04 ]
昨天有一场活动,活动过程当中突然redis proxy发生了长时间GC,这段时间之内大量的报警。过了几分钟就恢复了 ...
“Technology can be our best friend, and technology can also be the biggest party pooper of our liv ...
memcached的LRU删除机制 1)memcached不会自动清空缓存的值 如果add了一个值,但不去get它,那么这个值过期了 ...
Redis与Memcached的区别 传统MySQL+ Memcached架构遇到的问题 实际MySQL是适合进行海量数据存储的,通过Mem ...
memcached工作原理与优化建议 工作原理 基本概念:slab,page,chunk。 slab,是一个逻辑概念。它是在启动m ...
分布式缓存技术memcached学习系列(三)——memcached内存管理机制 回到顶部 几个重要概念 Slab ...
redis数据类型整理 。

使用HBase总结

[ 2017-02-13 14:59:02 | by 店小二03 ]
前段时间我们在项目中使用了HBase,选择HBase是看中HBase处理海量数据的能力,以及实现流式读写及去重的可能 ...
In this week’s Whiteboard Walkthrough, Dale Kim, Sr. Director of Industry Solutions at MapR, descri ...
二叉搜索树的插入和删除。 typedef struct TreeNode *BinTree; typedef BinTree Position; struct TreeN ...
什么是二叉搜索树、二叉搜索树的查找(递归或循环)和二叉搜索树的查找最大最小元素。 typedef struct TreeNo ...
Hive操作语句...//在复习Hive中..于是写了写语句做练习create database mydb; show database; drop databas ...
过滤和排序数据,使用WHERE 子句,将不满足条件的行过滤掉。 WHERE 子句紧随 FROM 子句。 where过滤字符和日 ...
memcached源码分析-----item过期失效处理以及LRU爬虫。 过期失效处理: 一个item在两种情况下会过期失效:1 ...
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