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2025-09-02 天王天后的发烧友  
WITH unique_dates AS (
SELECT DISTINCT
user_id,
DATE(start_time) AS listen_date
FROM listen_rcd
),
rank_date as(
	select *,row_number()over(partition by user_id order by listen_date) as rn
from unique_dates
),
grouped as(
	select 
		user_id,
		listen_date,
		date_sub(listen_date,interval rn day) as grouped_num
from rank_date
),
count_listen as(
	select user_id,count(*) as count_ln
from grouped
group by user_id,grouped_num
)
select user_id,max(count_ln) as max_consecutive_days
from count_listen
group by user_id
2025-09-02 天王天后的发烧友  
WITH unique_dates AS (
SELECT DISTINCT
user_id,
DATE(start_time) AS listen_date
FROM listen_rcd
),
rank_date as(
	select *,row_number()over(partition by user_id order by listen_date) as rn
from unique_dates
),
grouped as(
	select 
		user_id,
		listen_date,
		date_sub(listen_date,interval rn day) as grouped_num
from rank_date
),
count_listen as(
	select user_id,count(grouped_num) as count_ln
from grouped
group by user_id,grouped_num
)
select user_id,max(count_ln) as max_consecutive_days
from count_listen
group by user_id