What is the difference between NOT IN and NOT EXISTS?
What is the difference between NOT IN and NOT EXISTS?
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, sql, topic-specific, database
参考答案摘要
Both NOT IN and NOT EXISTS are used to filter rows that do not have matching values in a subquery. However, they behave differently when NULL values are involved, which is a common source of errors. T...
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