What is query folding in Power Query, and why is it critical for report performance?

What is query folding in Power Query, and why is it critical for report performance?

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, data-analyst, topic-specific, data-analysis, analytics

参考答案摘要

Query folding is the ability of Power Query to translate transformation steps into native queries that run at the source database instead of inside Power BI. When folding works, Power BI pushes operat...

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