What is a CTE (Common Table Expression) in SQL? How does it differ from a subquery and a temp table?

What is a CTE (Common Table Expression) in SQL? How does it differ from a subquery and a temp table?

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

A CTE, or Common Table Expression, is a named temporary result set defined using the WITH clause. It exists only for the duration of the query execution and improves readability by breaking complex lo...

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