Scaling Apache Solr by Hrishikesh Vijay Karambelkar

Author:Hrishikesh Vijay Karambelkar [Karambelkar, Hrishikesh Vijay]
Language: eng
Format: epub, pdf
Publisher: Packt Publishing
Published: 2014-07-24T21:00:00+00:00

Distributed search architecture

There are two important functions of any enterprise search: creation of indexes and runtime searching on indexes. Any or either of these functions can run in distributed mode, depending upon the requirements from an enterprise.

To utilize the distributed search, the indexing must be split into multiple shards and should be kept across multiple nodes of a distributed system. The shard is a complete index, and it can be queried independently. The search application has to be smart enough to query multiple nodes, collect and combine the results, and return to the client. The following architecture diagram depicts the overall scenario:

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