Big Data search engine for full-text strings and photos with radius search

Elastic Hits

Article from Issue 162/2014

The Elasticsearch full-text search engine quickly finds expressions even in huge text collections. With a few tricks, you can even locate photos that have been shot in the vicinity of a reference image.

While I was looking for a search engine the other day that would crawl logs quickly, I came across Elasticsearch [1], an Apache Lucene-based full-text search engine that includes all sorts of extra goodies.

On the download page, the open source project offers the usual tarball and a Debian package. The 1.0.0.RC2 pre-release version, which was the latest when this issue went to press, can be installed without any problems on Ubuntu by typing sudo dpkg --install *.deb. The Debian package includes a convenient boot script. When called by root at the command line as follows,

"#" /etc/init.d/elasticsearch start


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