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Official siste:[url]http://www.mongodb.org/[/url]MongoDB Manual Contents:[url]http://docs.mongodb.org/manual/contents/[/url]Java relates( especially Java Language Center ):[url]http:/...

Spring Batch Documentation:[url]http://static.springsource.org/spring-batch/reference/index.html[/url]Use Cases for Spring Batch:[url]http://static.springsource.org/spring-batch/cases/in...

[b]Directory /tmp/hadoop-lee/dfs/name is in an inconsistent state: storage directory DOES NOT exist or is NOT accesible[/b]原因：[url]http://lucene.472066.n3.nabble.com/Directory-tmp-hadoop-roo...

The Neo4j Manual：[url]http://docs.neo4j.org/chunked/milestone/index.html[/url]Cypher Cheat Sheet：[url]http://www.neo4j.org/assets/download/Neo4j_CheatSheet_v3.pdf[/url]在Vim中书写漂亮的Cyph...

[b]教你如何迅速秒杀99%的海量数据处理面试题[/b][url]http://www.cnblogs.com/v-July-v/archive/2012/03/22/2413055.html[/url]hadoop面试可能遇到的问题[url]http://www.cnblogs.com/dlutxm/archive/2011/09/23/2185825.html[/url]...

NOSQL（Not Only SQL，不限于SQL）是一类范围非常广泛的持久化解决方案，它们不遵循关系数据库模型，也不使用SQL作为查询语言。简单地讲，NOSQL数据库可以按照它们的数据模型分成4类：[table]|[align=center][b]分类[/b][/align]|[align=center][b]举例[/b][/align]||Key-value store...

[b]iaas, paas, saas:[/b]Google后Hadoop时代的新“三驾马车”——Caffeine、Pregel、Dremel：[url]http://www.youkuaiyun.com/article/2012-08-21/2808870[/url]Google图算法引擎Pregel介绍：[url]http://www.tektalk.org/2010/...

Redis is a key-value store NoSQL database。性能高的原因在于大部分数据都被放在内存中，所以你可以将它看成是个内存数据库。Problems：key一定是String类型，怎么能够按照一定顺序，输出database中所有的keys？([color=blue]keys *[/color] 不能保证有序) list all keys in ...

[url]http://en.wikipedia.org/wiki/Partition_(database)[/url][quote]常见的为 table 做 partitioning 的策略有：[b]Range partitioning [/b]Selects a partition by determining if the partitioning key is inside...

Scale-up / Scale vertically / 纵向扩展：加大节点的内存磁盘处理器等，提高节点性能。Scale-out / Scale horizontally / 横向扩展：增加节点。srcs:[url]http://rainbowbridg.itpub.net/post/23663/525752[/url][url]http://natishalo...

[size=medium][b]《Hadoop: The Definitive Guide》reading notes：[/b][/size]This, in a nutshell, is what Hadoop provides: a reliable shared storage and analysis system. The storage is provided by HDFS an...