弹性搜索根据条件拆分数据

Question

I have created a es index to store millions of rows. The application is likely to grow to store more number of rows.

Is there a way to shrad the index based on a particular condition.

ie; I want to store data in a different node based on a particular condition.

Answer 1

To actually "answer" the question, see here for information on the sharding algorithm

https://www.elastic.co/guide/en/elasticsearch/guide/current/routing-value.html

And how to change the routing

https://www.elastic.co/guide/en/elasticsearch/reference/2.1/mapping-routing-field.html