How do you compute D1/D7 retention cohorts?

How do you compute D1/D7 retention cohorts?

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

D1 and D7 retention measure how many users return to the product 1 day or 7 days after their first activity. The main idea behind cohort analysis is to group users based on their signup or first activ...

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