fxjwind

Clojure - 基本语法

摘要： http://clojuredocs.org/, 在线Clojure语法例子 Installing Clojure Clojure is an open-source project hosted at github.com. git clone https://github.com/clojure/clojure.git This will download the code from th... 阅读全文

posted @ 2013-01-22 18:03 fxjwind 阅读(8274) 评论(0) 推荐(0)

Practical Clojure - 简介

摘要： Functional Programming A key characteristic of Clojure is that it is a functional language, which means that functions are the fundamental building-block for programs rather than instructions, as is ... 阅读全文

posted @ 2013-01-18 18:17 fxjwind 阅读(615) 评论(0) 推荐(0)

The Nature of Lisp

摘要： http://www.cnblogs.com/Leap-abead/articles/762180.html 非常佩服, 作者的耐心可以写出这么长的文章, 虽然有些太过于罗嗦也非常佩服, 作者的想象力和对技术本质的深刻理解, 可以将晦涩的Lisp语法和XML划上等号. 重新审视XML XML是一种标准化语法, 它以适合人阅读的格式来表达任意的层次化数据 (hirearchical ... 阅读全文

posted @ 2013-01-15 14:01 fxjwind 阅读(389) 评论(0) 推荐(0)

HBase vs. BigTable Comparison

摘要： HBase vs. BigTable Comparison http://www.larsgeorge.com/2009/11/hbase-vs-bigtable-comparison.html HBase is an open-source implementation of the Google BigTable architecture. That part is fairly eas... 阅读全文

posted @ 2013-01-09 15:10 fxjwind 阅读(239) 评论(0) 推荐(0)

Nosql数据一致性技术概要

摘要：主要参考, http://highlyscalable.wordpress.com/2012/09/18/distributed-algorithms-in-nosql-databases/, Distributed Algorithms in NoSQL Databases Data Consistency It is well known and fairly obvious... 阅读全文

posted @ 2012-11-24 16:28 fxjwind 阅读(1458) 评论(0) 推荐(1)

Dremel - Interactive Analysis of WebScale Datasets

摘要： http://highscalability.com/blog/2010/8/4/dremel-interactive-analysis-of-web-scale-datasets-data-as-a.html http://www.yankay.com/google-dremel-rational 阅读全文

posted @ 2012-11-21 17:33 fxjwind 阅读(1170) 评论(4) 推荐(0)

HBase-TDG Schema Design

摘要：这章主要描述怎样设计HBase schema. 关于这个主题, 强烈推荐下面这个presentation, 写的非常清晰. 首先再次强调的是, Nosql无法替代SQL, 对于非bigdata, 毫无疑问SQL更加好用. 对于系统或场景, 我们不应该执着的想着用Nosql去替代SQL, 而是仅仅将SQL无法handle那部分big data(往往关系性不强)放到Nosql上. ... 阅读全文

posted @ 2012-10-24 15:39 fxjwind 阅读(2455) 评论(3) 推荐(1)

HBase-TDG Architecture

摘要： Seek vs. Transfer 我之前专门比较过B+ tree和LSM tree http://www.cnblogs.com/fxjwind/archive/2012/06/09/2543357.html 里面最后一篇blog比较好的分析使用B+ tree和LSM tree (Log-Structured Merge-Trees) 的本质, 读写效率的balance, 全局有序和局部有... 阅读全文

posted @ 2012-10-12 16:56 fxjwind 阅读(509) 评论(0) 推荐(0)

HBase-TDG ClientAPI Advanced Features

摘要： Advanced Features Filters HBase filters are a powerful feature that can greatly enhance your effectiveness working with data stored in tables. You will find predefined filters, already provided by ... 阅读全文

posted @ 2012-10-10 11:06 fxjwind 阅读(483) 评论(0) 推荐(0)

NoSQL Data Modeling Techniques

摘要： NoSQL Data Modeling Techniques http://highlyscalable.wordpress.com/2012/03/01/nosql-data-modeling-techniques/ NoSQL databases are often compared by various non-functional criteria, such as scalabili... 阅读全文

posted @ 2012-09-27 10:32 fxjwind 阅读(525) 评论(0) 推荐(0)