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Redis热迁移实战总结

[ 2017-02-28 12:47:01 | by 店小二04 ]
Redis cluster 使用 slots 来分配集群中的资源,因此官方提供了热迁移 slots 的方案,以便于迁移 ...

MongoDB 最佳实践 持续更新版

[ 2017-02-28 12:48:01 | by 店小二03 ]
版本历史: - V1.0 2017.02.06 TJ Tang 初始版本 前言 作为MongoDB的一名方案架构师,我的大部分时间 ...
In this chapter, we are going to learn about the concept of Data Modelling as well as various relati ...
面向海量交通数据的HBase时空索引 房俊, 李冬, 郭会云, 王嘉怡 针对HBase无法直接建立时空索引所带来的 ...
Previously we set up a Scala application in order to execute a simple word count on hadoop. What ...

Mongdb for Developers: Week6

[ 2017-02-28 11:17:01 | by 店小二04 ]
Connecting to a Replica Set from Pymongo read_pref = pymongo.read_preferences.ReadPreference.SECON ...

Mongdb for DBAs: Week6

[ 2017-02-28 11:18:01 | by 店小二04 ]
Sharding Data Distribution shard key 用于决定文档存于哪个 shard, 分为 range based 和 ha ...

Cassandra Resuming pagination

[ 2017-02-28 11:19:01 | by 店小二05 ]
Cassandra provides the page state information and it can be reused to get next iteration. Statemen ...

The Reddit Meme Graph with Neo4j

[ 2017-02-28 11:20:01 | by 店小二03 ]
Saturday night after not enough drinks, I came across these tweets by @LeFloatingGhost . T ...

This Week in Neo4j 25th February 2017

[ 2017-02-28 11:21:01 | by 店小二04 ]
ByMark Needham, Developer Relations Engineer | February 25, 2017 Welcome to this week inNeo4j! ...
First up, you need to configure a @Bean in your @SpringBootApplication class (full source is on Git ...
Failed opening .rdb for saving: Permission denied This was the error I saw on my redis database wh ...

Codis--分布式redis架构设计

[ 2017-02-28 11:24:01 | by 店小二04 ]
Codis是一个分布式Redis解决方案,与官方的纯P2P的模式不同,Codis采用的是Proxy-based的方案。今天我们介绍 ...
We’re happy to announce we recently rolled out significant performance improvements to the Keen IO ...
前言 监控系统是整个业务系统中至关重要的一环,它就像眼睛一样,时刻监测机房、网络、服务器、应用等运行 ...
打开微信扫一扫,关注微信公众号【码农故事多】 转载请注明出处: http://www.voidcn.com/blog/game ...
1. 介绍 1.1 出现的背景 NoSQL这个术语来源于一群定期在旧金山湾区开会并讨论一些共同关注可扩展的开源 ...

图存储引擎学习笔记

[ 2017-02-27 21:10:01 | by 店小二03 ]
存储和索引 有两种存储方式,一种是Index Free Adjacency,不依赖于索引,直接存储关联的物理位置(内存指 ...

WordCount on Hadoop with Scala

[ 2017-02-27 20:14:02 | by 店小二03 ]
Hadoop is a great technology built with java. Today we will use Scala to implement a simple map re ...
In this chapter, we are going to use the MongoDB JDBC connection (explained in the previous article) ...

基于HDP版本的YDB安装部署

[ 2017-02-27 17:20:01 | by 店小二04 ]
第三章 YDB依赖环境准备 一、 硬件环境 硬件如何搭配,能做到比较高的性价比,不存在短板。合理的 ...
Redis是一个开源的使用ANSI C语言编写、支持网络、可基于内存亦可持久化的日志型、Key-Value数据库,并提供 ...
自从我写完这个话题的上半部分之后,就感觉头脑中出现了许多细小的声音,久久挥之不去。它们就像是在为了一 ...
利用RMAN恢复整个数据库案例一 适合场合:恢复的目录一致,同时备份的过程中有归档日志 恢复的数据库目录和 ...
数据库三范式,搬运工觉得这个讲解对于初步学习的人比较好。 数据库范式那些事 总结: 1NF: 字段是最小的的 ...
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