Es string type (text vs keyword) selection

Text vs keyword

https://blog.csdn.net/u011652364/article/details/78581737

http://www.pianshen.com/article/5699263625/

https://blog.csdn.net/a294233897/article/details/81783258

 

mapping Detailed explanation

https://blog.csdn.net/napoay/article/details/73100110

 

ES Tutorial summary

https://blog.csdn.net/gwd1154978352/article/details/82781731

https://www.cnblogs.com/wihainan/p/7064943.html