What is relationship in database and its types?

Question

A relationship, in the context of databases, is a situation that exists between two relational database tables when one table has a foreign key that references the primary key of the other table. Relationships allow relational databases to split and store data in different tables, while linking disparate data items. 23 сент. 2014 г.

What is relationship and its types?

There are four basic types of relationships: family relationships, friendships, acquaintanceships, and romantic relationships. Other more nuanced types of relationships might include work relationships, teacher/student relationships, and community or group relationships.

What is relationship in a database?

Database relationships are associations between tables that are created using join statements to retrieve data.

What are the types of relationship in database?

There are 3 different types of relations in the database:one-to-one.one-to-many, and.many-to-many.

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