Introduction In this article, we are going to see what is the best way to use one-to-one table relationships. I decided to write this article after reading this Tweet: One-to-one table relationships As I explained in this article, a relational database system defines three table relationship types: one-to-many one-to-one many-to-many The one-to-one table relationships rely on the fact that both the parent and the child tables share the same Primary Key column values. This is achieved by having the Primary Key column in the child table having a Foreign Key constraint that... Read More
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