Can you join a table to itself in SQL?
Can you join a table to itself in SQL?
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: intellipaat, sql, topic-specific, sql, database
参考答案摘要
Yes, in SQL, it is possible to join a table to itself, which is known as a self-join. By using table aliases, you can treat the same table as two separate entities and perform a join operation on them...
本题提供 STAR 原则详细解答和技术解析,登录匠人学院学习中心即可查看完整答案。