What is a Relationship in SQL?
What is a Relationship? How many types of Relationships are there?? How many types of Relationships are there?
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网络规划设计师、敏捷专家、CISP、ITSS服务经理、ACA全科目、ACP4项、ACE、CBP、CDSP、CZTP等。拥有 PRINCE2 Foundation/Practitioner、CCSK、ITIL、ISO27001、PMP等多项国际认证。 专利5+、期刊10+、知识产权师。核心期刊审稿人。The relationship can be defined as the connection between more than one table in the database.
There are 4 types of relationships:
One to One Relationship Many to One Relationship Many to Many Relationship One to Many Relationship2021-10-16 15:29:56赞同 1 展开评论 打赏
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