Have you worked with Hive UDFs (user-defined functions) or UDAFs (user-defined aggregate functions)?

Have you worked with Hive UDFs (user-defined functions) or UDAFs (user-defined aggregate functions)?

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: hard

标签: interviewbit, hive, topic-specific, data-engineering

参考答案摘要

Certainly, I have experience working with UDFs and UDAFs. UDFs stand for user-defined functions, while UDAFs stand for user-defined aggregate functions. These functions are created by the user to perf...

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