Elasticsearch用java api 创建mapping

https://blog.csdn.net/cardinalzbk/article/details/53537254

https://blog.csdn.net/napoay/article/category/6507166/2

https://blog.csdn.net/napoay/article/details/73100110#41-default-mapping

https://blog.csdn.net/zx711166/article/details/77847147