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Firebase app remove analysis
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WITH | |
first_open AS ( | |
SELECT DATE(TIMESTAMP_MICROS(event_timestamp),"Asia/Jakarta") as first_open_dt, | |
user_pseudo_id | |
FROM `firebase-public-project.analytics_153293282.events_*` | |
WHERE event_name = "first_open" | |
AND device.operating_system = "ANDROID" | |
), app_remove as ( | |
SELECT DATE(TIMESTAMP_MICROS(event_timestamp),"Asia/Jakarta") as remove_dt, | |
user_pseudo_id | |
FROM `firebase-public-project.analytics_153293282.events_*` | |
WHERE event_name = "app_remove" | |
AND device.operating_system = "ANDROID" | |
), cohort_size AS ( | |
SELECT first_open_dt, | |
days, | |
COUNT(DISTINCT first_open.user_pseudo_id) as size | |
FROM first_open, UNNEST(GENERATE_ARRAY(0,30)) days | |
GROUP BY 1,2 | |
), removal AS ( | |
SELECT first_open.first_open_dt as first_open_dt, | |
DATE_DIFF(app_remove.remove_dt, first_open.first_open_dt, DAY) as remove_days, | |
COUNT(DISTINCT app_remove.user_pseudo_id) as removed | |
FROM first_open | |
LEFT JOIN app_remove | |
ON first_open.user_pseudo_id = app_remove.user_pseudo_id | |
GROUP BY 1,2 | |
), cohorted AS ( | |
SELECT cohort_size.first_open_dt, | |
days, | |
size, | |
removed | |
FROM cohort_size | |
LEFT JOIN removal | |
ON cohort_size.first_open_dt = removal.first_open_dt | |
AND cohort_size.days = removal.remove_days | |
), cmltv AS ( | |
SELECT *, | |
SUM(removed) OVER (PARTITION BY first_open_dt | |
ORDER BY days | |
ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) as cumulative_remove | |
FROM cohorted | |
) | |
SELECT first_open_dt, | |
days, | |
size, | |
cumulative_remove, | |
ROUND(cumulative_remove/size,3) as cum_remove_rate | |
FROM cmltv |
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