SCHEMA >
    `site_uuid` String,
    `member_uuid` String,
    `member_status` String,
    `post_uuid` String,
    `date` Date,
    `device` String,
    `browser` String,
    `location` String,
    `pathname` String,
    `visits` AggregateFunction(uniq, String),
    `hits` AggregateFunction(count),
    `logged_in_hits` AggregateFunction(count),
    `logged_out_hits` AggregateFunction(count)

ENGINE AggregatingMergeTree
ENGINE_PARTITION_KEY toYYYYMM(date)
ENGINE_SORTING_KEY date, device, browser, location, pathname, member_uuid, member_status, post_uuid, site_uuid