[*** 概要]>https://docs.influxdata.com/influxdb/v2.0/>https://www.influxdata.com/blog/data-layout-and-schema-design-best-practices-for-influxdb/>https://community.influxdata.com/t/whats-the-logical-connection-between-buckets-measurements-retention-policies-in-influxdb-2-0/15900