14 lines
369 B
SQL
14 lines
369 B
SQL
-- The number of clicks on the ad within one minute after the ad was shown.
|
|
create materialized view m_click_statistic as
|
|
select
|
|
count(user_id) as clicks_count,
|
|
ad_id
|
|
from
|
|
ad_source
|
|
where
|
|
click_timestamp is not null
|
|
and impression_timestamp < click_timestamp
|
|
and impression_timestamp + interval '1' minute >= click_timestamp
|
|
group by
|
|
ad_id;
|