Blog Archives

ElasticSearch: Turning analysis off and why its useful

I have recently been playing with Elastic search a lot for my PhD and started trying to do some more complicated queries and pattern matching using the DSL syntax. I have an index on my local machine called impact_studies which contains all 6637 REF 2014 impact case studies in a JSON format. One of the … Continue reading ElasticSearch: Turning analysis off and why its useful

Posted in analysis, elasticsearch, indexing, PhD Tagged with: ,

Scrolling in ElasticSearch

I know I’m doing a lot of flip-flopping between SOLR and Elastic at the moment – I’m trying to figure out key similarities and differences between them and where one is more suitable than the other. The following is an example of how to map a function f onto an entire set of indexed data in elastic using … Continue reading Scrolling in ElasticSearch

Posted in elasticsearch, lucene, PhD, results, scan, scroll Tagged with: