Tuesday, November 21, 2017

How to Create a Foreign Key on a Table in Oracle SQL

DZone Database Zone
How to Create a Foreign Key on a Table in Oracle SQL
How to Create a Foreign Key on a Table in Oracle SQL

In this article, I’ll explain how to create a foreign key on a table in Oracle SQL.

What Is a Foreign Key?

First, let’s explain what a foreign key is.

No comments:

Fun With SQL: Functions in Postgres

DZone Database Zone Fun With SQL: Functions in Postgres In our previous  Fun with SQL  post on the  Citus Data  blog, we covered w...