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DBT models for Protocol Labs churn analysis
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warehouse/dbt/models/playground/protocollabs__churn.sql
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|---|---|---|
| @@ -0,0 +1,113 @@ | ||
| WITH queries AS ( | ||
|
|
||
| SELECT to_name, | ||
| year, | ||
| month, | ||
| contributors, | ||
| MAX(lost) AS lost, | ||
| MAX(gained) AS gained, | ||
| COUNT(DISTINCT(cum_contributors)) AS cum_contributors_count, | ||
| lag_contributors, | ||
| STRING_AGG(DISTINCT(cum_contributors), ', ') AS cum_contributors, | ||
| lag_contributors_count, | ||
| contributors_count | ||
| FROM ( | ||
| SELECT to_name, | ||
| year, | ||
| contributors, | ||
| contributors_count, | ||
| lag_contributors, | ||
| lost, | ||
| gained, | ||
| month, | ||
| cum_contributors, | ||
| lag_contributors_count | ||
| FROM ( | ||
| SELECT to_name, | ||
| year, | ||
| month, | ||
| STRING_AGG(contributors, ', ') OVER (PARTITION BY to_name, | ||
| year | ||
| ORDER BY month rows between unbounded preceding and current row) AS cum_contributors, | ||
| contributors, | ||
| COUNT(SPLIT(contributors)) AS contributors_count, | ||
| COALESCE(SUM(lost), 0) AS lost, | ||
| gained, | ||
| STRING_AGG(DISTINCT(lag_contributors), ', ') AS lag_contributors, | ||
| COUNT(lag_contributors) AS lag_contributors_count | ||
| FROM ( | ||
| SELECT *, | ||
| (CASE WHEN strpos(contributors, lag_contributors) > 0 THEN 0 | ||
| ELSE 1 END) AS lost | ||
| FROM ( | ||
| SELECT to_name, | ||
| year, | ||
| month, | ||
| lag_contributors, | ||
| contributors, | ||
| gained | ||
| FROM ( | ||
| SELECT to_name, | ||
| year, | ||
| month, | ||
| COALESCE(lag_contributors, '') AS lag_contributors, | ||
| COALESCE(SUM(gained), 0) AS gained, | ||
| STRING_AGG(contributors, ', ') AS contributors | ||
| FROM ( | ||
| SELECT *, | ||
| (CASE WHEN strpos(lag_contributors, contributors) > 0 THEN 0 | ||
| ELSE 1 END) AS gained | ||
| FROM ( | ||
| SELECT to_name, | ||
| year, | ||
| month, | ||
| contributors, | ||
| lag_contributors | ||
| FROM ( | ||
| SELECT *, | ||
| STRING_AGG(contributors, ', ') OVER (PARTITION BY to_name, year, month | ||
| ORDER BY month rows between unbounded preceding and current row) AS cum_contributors | ||
| FROM ( | ||
| SELECT *, | ||
| LAG(month, 1) OVER (PARTITION BY to_name ORDER BY month) lag_month, | ||
| LAG(contributors, 1) OVER (PARTITION BY to_name ORDER BY month) lag_contributors | ||
| FROM ( | ||
| SELECT to_name, | ||
| year, | ||
| month, | ||
| STRING_AGG(DISTINCT(from_name), ', ') AS contributors | ||
| FROM ( | ||
| SELECT *, | ||
| EXTRACT(isoyear FROM time) AS year, | ||
| EXTRACT(week FROM time) AS week, | ||
| EXTRACT(day FROM time) AS day, | ||
| EXTRACT(month FROM time) AS month | ||
| FROM {{ ref("int_events") }} AS q1) AS q2 | ||
| GROUP BY to_name, year, month | ||
| ORDER BY to_name, year, month) AS q3) AS q4) AS q5 | ||
| CROSS JOIN UNNEST(SPLIT(contributors)) AS contributors ) AS q6 ) AS q7 | ||
| GROUP BY to_name, year, lag_contributors, month | ||
| ORDER BY to_name, year, month ) AS q11 | ||
| CROSS JOIN UNNEST(SPLIT(lag_contributors)) AS lag_contributors ) AS q12 ) AS q13 | ||
| GROUP BY to_name, year, gained, contributors, month | ||
| ORDER BY to_name, year, month ) AS q14 | ||
| CROSS JOIN UNNEST(SPLIT(cum_contributors))) AS q15 | ||
| GROUP BY to_name, year, contributors, lag_contributors, contributors_count, lag_contributors_count, month | ||
| ORDER BY to_name, year, month | ||
| ) | ||
|
|
||
|
|
||
| SELECT to_name, | ||
| year, | ||
| month, | ||
| lost, | ||
| gained, | ||
| cum_contributors, | ||
| cum_contributors_count, | ||
| lag_contributors, | ||
| lag_contributors_count, | ||
| contributors, | ||
| contributors_count, | ||
| (CAST(lost AS FLOAT64)/cum_contributors_count)*100 AS churn_prior, | ||
| ((CAST(cum_contributors_count AS FLOAT64) - CAST(contributors_count AS FLOAT64))/CAST(cum_contributors_count AS FLOAT64))*100 AS churn_total | ||
| FROM queries |