ATTACH TABLE _ UUID '71fca73f-b6b1-43cb-aebd-f17f06c4a871'
(
    `timeseries_name` String,
    `timeseries_key` UInt64,
    `field_name` String,
    `field_value` UInt16,
    `last_updated_at` DateTime MATERIALIZED now()
)
ENGINE = ReplacingMergeTree
ORDER BY (timeseries_name, field_name, field_value, timeseries_key)
TTL last_updated_at + toIntervalDay(30)
SETTINGS index_granularity = 8192
