How do you find churned customers (no purchase in the last 60 days)?

How do you find churned customers (no purchase in the last 60 days)?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: interviewbit, sql, topic-specific, database

参考答案摘要

Churned customers are typically defined as users who were active in the past but have not made a purchase within a recent time window, such as the last 60 days. The key is to identify each customer’s ...

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