pepperwind / answer_key /kpis /dispute_rate.sql
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-- Disputes per succeeded charge
-- Succeeded charges later disputed, over all succeeded charges.
SELECT count(*) FILTER (WHERE charge_id IN (SELECT charge_id FROM billing.dispute)) AS disputed, count(*) AS charges, count(*) FILTER (WHERE charge_id IN (SELECT charge_id FROM billing.dispute))::DOUBLE / count(*) AS value FROM billing.payment_attempt WHERE status = 'succeeded'