Speed is more important than patterns for this case. 2019년 7월 28일 일요일 오후 9시 35분 57초 UTC+9, Andrew 님의 말: > > With c# .net framework, I am developing a module for full text search in > about 1,000,000 files (each file is less than 500 KB, and search conditions > such as AND OR, should be available to be applied to each file), and there > is a chance that I can upload all the files onto Dictionary or List > <string> objects(in-memory) when the app is started. > > I am considering the following strategies. > > 1) List<string> (local in-memory) : Parallel.foreach and apply a regex > (as I need indexes of search words...) for each string. > > 2) Open source : Lucene > > 3) Open source : Elastic search > > 4) Open source : Yara ( I am aware that it is for detecting malwares. A > developer recommended it for me. https://github.com/stellarbear/YaraSharp) > > 5) Redis or DB (This seems slower than 1)) > > Which one is the fastest? I do not know whether Yara is appropriate for > this case.. > > >
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