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Google Percolator – global search jolt sans MapReduce comedown

Google Caffeine — the revamped search infrastructure recently rolled out across Google's worldwide network of data centers — is based on a distributed data-processing system known as Percolator. Designed by Google and, until now, jealously guarded by Google, Percolator is a platform for "incremental processing" — a means of continually updating the company's epic search index without reprocessing the entire thing from scratch.
24 Sep 18:49 | 11

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