How to improve the performance of keyword matching

Suppose there are 20 million or more strings, and there are 1000 keywords. Now you need to detect which keywords all strings hit, of course, the simplest way is a string of a string to be used to match all the keywords, but this efficiency will be very slow, is there any good way to improve the matching efficiency?

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Suppose there are 20 million or more strings, and there are 1000 keywords. Now you need to detect which keywords all strings hit, of course, the simplest way is a string of a string to be used to match all the keywords, but this efficiency will be very slow, is there any good way to improve the matching efficiency?

Http://blog.41ms.com/post/41.html

I am using now, you only 1000 keywords, I have 200W keyword, now supports 500 concurrent per second, should be able to meet your

Using PHP extension trie_filter to do Chinese sensitive word filtering

Http://www.2cto.com/kf/201401/273359.html

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https://segmentfault.com/q/1010000004159234/a-1020000004162767

Look, this should be helpful to you. String matching algorithm

With Elasticsearch

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