Showing one-to-many relationships in table form

1. How do you denote a one-to-many relationship?
2. How do you store one-to-many relationships in a database?

How do you denote a one-to-many relationship?

There are several types of relationships between tables, but probably the most common is the one-to-many relationship, which is often written as 1:N.

How do you store one-to-many relationships in a database?

To implement a one-to-many relationship in the Teachers and Courses table, break the tables into two and link them using a foreign key. We have developed a relationship between the Teachers and the Courses table using a foreign key.