ATTACH TABLE _ UUID '5196b13f-2617-41a9-b75d-b5d0fe4a1248'
(
    `timeseries_name` String,
    `timeseries_key` UInt64,
    `field_name` String,
    `field_value` UInt32,
    `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
