- https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-aliases.html#filtered
- https://www.elastic.co/guide/en/elasticsearch/reference/current/mapping-routing-field.html
- https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-aliases.html#aliases-routing
- https://discuss.elastic.co/t/what-is-best-indexing-strategy-for-multitenant-data/4353
多租户 规模
- https://www.elastic.co/guide/en/elasticsearch/guide/current/user-based.html
- https://www.elastic.co/guide/en/elasticsearch/guide/current/shared-index.html
- https://www.elastic.co/guide/en/elasticsearch/guide/current/faking-it.html
- https://www.elastic.co/guide/en/elasticsearch/guide/current/one-big-user.html
- https://www.elastic.co/blog/found-multi-tenancy
- https://techblog.bozho.net/elasticsearch-multitenancy-with-routing/