ElasticSearch

http://rockelixir.iteye.com/blog/1888717

http://www.cnblogs.com/bigfanofcpp/archive/2013/01/22/2871852.html

http://donlianli.iteye.com/blog/1921149

http://thinkbiganalytics.com/solr-vs-elastic-search/

http://mobz.github.io/elasticsearch-head/

http://grokbase.com/t/gg/elasticsearch/1324jajde0/multi-field-aggregation

http://blog.qbox.io/elasticsearch-aggregations

http://chrissimpson.co.uk/elasticsearch-aggregations-overview.html

http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/search-aggregations-bucket-terms-aggregation.html

http://puppetlabs.com/blog/use-rsyslog-and-elasticsearch-powerful-log-aggregation

http://blog.csdn.net/geloin/article/details/17073759

http://blog.csdn.net/column/details/elasticsearch.html?page=1

IBM BigSQL

www.ibm.com/developerworks/library/bd-bigsqlhbase1/index.html

http://chenlinux.com/2013/10/09/using-elasticsearch-and-logstash-to-serve-billions-of-searchable-events-for-customers/

http://www.myexception.cn/open-source/731001.html

Kibana:

http://tangzhaohui.net/477

http://www.sjsjw.com/kf_www/article/023590ABA002510.asp

http://tangzhaohui.net/394