Shulou(Shulou.com)06/03 Report--

This article mainly introduces "what is the method of ElasticSearch optimization". In the daily operation, I believe that many people have doubts about what the method of ElasticSearch optimization is. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts of "what is the method of ElasticSearch optimization?" Next, please follow the editor to study!

When using api for es search, you can optimize query efficiency from the following aspects:

1. Use filter as much as possible

2. Avoid using must_not,must_no can be converted to greater than less than, for example: a! = 1, can be written as A > 1 OR A < 1, if An is a string, it can be converted into a number when writing es

3. It is forbidden to use aggregate api or grouped api, which consume a lot of performance and cause es to gc frequently.

4. Use should as little as possible

5. A sorted field with as few searches as possible

At this point, the study of "what is the method of ElasticSearch optimization" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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