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Scaling Apache Solr by Hrishikesh Vijay Karambelkar

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Searching Solr documents in near real time

Apache Solr performs indexing on the updated data, and the data is available for search. In many cases, the index-generation job is run during offline hours (late nights, weekends) to update the search with the newer data. Until this point, Apache Solr cannot search for documents added in the customer document repository. Many times, the demand is to make a document available for search as and when it is uploaded to the customer repository. Apache Solr can perform search on these documents in near real time. There is a delay to generate index for a document and to make it available for search; hence, Apache Solr can support near real-time search on documents.

Strategies for near real-time search in Apache ...

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