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MongoDB is still best known for its flagship NoSQL database product, but last year, the company als ...
基于Docker部署一个数据库实例通常比直接在服务器上安装数据库还要简单,Gevin在开发环境中经常使用基于do ...
In the first tutorial of this series Iintroduced CouchDB at a high level and touched on why you mig ...
相关文章: Centos7.0 安装Redis 3.2.1详细过程和使用常见问题 Redis简介 Redis 是一个开源的内存中 ...
上周, Yoich发布了一篇 博客文章 ,详细地介绍了我的“惩罚条件的最小化”的过程,并正式论证了“惩罚条件 ...

The Great S3 Outage of February 2017

[ 2017-03-09 13:27:05 | by 店小二05 ]
On tuesday the world split into different groups Those who knew that S3 was down, and the interne ...
MongoDB has announced a free tier for its DBaaS offering Atlas, as it continues to sound out the inc ...
The first electronic business reports required a highly skilled technician to physically patch wires ...

Apache HBase 入门

[ 2017-03-09 04:33:01 | by 店小二03 ]
这一节描述了单节点独立 HBase 的设置。 独立的 实例具有所有的 HBase 守护进程 ―― Mast ...
复制集(replica Set)或者副本集是MongoDB的核心高可用特性之一,它基于主节点的oplog日志持续传送到辅助节点 ...
产品设计还是要见多识广,看的多了用的久了,产品设计时,历史经验和知识会给你带来意想不到的惊喜。 在 ...
Forrester has seen unprecedented adoption of Hadoop in the last three years. We estimate that firms ...
Big data shouldn’t be an area for only academics, data scientists, and other specialists. In fact, ...

Git as a NoSql database

[ 2017-03-08 18:36:02 | by 店小二04 ]
Git’s man-pages state that it’s a stupid content tracker . It’s probably the most used version c ...
This Log Buffer Edition covers blog posts from Oracle, SQL Server and MySQL. Oracle: 12cR2 ...
I often find myself wanting to convert date strings into Unix timestamps using Neo4j’s APOC lib ...

Mongo Metrics: Calculating the Mean

[ 2017-03-08 14:48:02 | by 店小二05 ]
Mongo Metrics is a new series in collaboration with Compose's Resident Data ScientistLisa Smith tha ...
mongoaudit is a CLI tool for MongoDB auditing of servers, detecting poor security settings and perfo ...
Nearly 1.4 billion user records were leaked by a company run by known spammers after said company un ...
被封的是Mysql数据库!代码如下,自己运行下看看吧!废话不说了!package backup.back;import java.io.Buff ...
1、Linux管理文件和目录的命令 命令 功能 命令 功能 pwd 显示当前目录 ls 查看目录下的内容 cd 改变所在目 ...
索引用来快速地寻找那些具有特定值的记录,所有的MySQL索引都以B-树的形式保存。如果没有索引,执行查询的时 ...
如果不能设计一个合理的数据库模型,不仅会增加客户端和服务器段程序的编程和维护的难度,而且将会影响系统 ...
某客户大数据测试场景为:Solr类似画像的数据查出用户标签——通过这些标签在HBase查询详细信息。 ...
因为项目需要,需要提供存储过程,我之前从来没写过存储过程,真心不会写啊,但是老爷们不能说不,百度一下 ...
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