No need to consider expensive proprietary solutions for large-scale/business search, at least according to a new report and benchtest from Ovum

“[The business analyst firm] Ovum has analysed the ESR [enterprise search software] market and found that while software from leading player Autonomy was the best, there was hardly any difference in the capabilities of all of the top six commercial providers [and] Apache Software Foundation’s open source Solr 1.4 software was a credible competitor to commercial solutions in terms of features and functionality”