LUCENE/SOLR Architecture Learning

SOLR is a stand-alone enterprise Search application server that provides API interfaces similar to Web-service. The user can submit a certain format XML file to the search engine server through the HTTP request, generate the index, or make a lookup request via HTTP Gsolret operation, and get the return result in XML format;

1.SOLR China http://www.solr.cc/blog/?paged=2

2. SOLR Technology Daniel's blog HTTP://BLOG.CSDN.NET/LGNLGN

Corresponding video address: http://v.youku.com/v_show/id_XNjIyNDI2MTAw.html?from=s1.8-1-1.2

3.SOLR Foundation of Shard and zookeeper http://blog.csdn.net/kuyuyingzi/article/details/18187303

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Shard is the division of data, similar to the partition concept, replica is data backup similar to slave

Leader is responsible for Shard write operations and then synchronizes to replication

Reading is a random selection of Shard within the node
The state of all nodes is synchronized through ZK, and all nodes are able to do the same

LUCENE/SOLR Architecture Learning