How to manage one-to-one relationships in a data model with Laravel Eloquent ORM
Posted: Sat Feb 01, 2025 9:23 am
Ercole Palmeri 2023-06-24
laravel elegant model
In data modeling Entity Relationship, a one-to-one relationship exists when a record in one table is associated with a record in another table, and vice versa.
Table of Contents
One to one relationship
Laravel Eloquent ORM One to One Relationship
View: Users and Phones
Database: Migration
Model setup
Usage example
Inseri
To read
Update
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Related reading
Estimated reading time: 3 minutes
One to one relationship
A one-to-one relationship is not a property of the data, but of the relationship between tables. australia rcs data It ensures that each row in one table matches at most one row in the other table.
Let's consider some examples of real-life, one-to-one relationships:
Country - Capital : Every country has only one capital. Each capital is the capital of exactly one country.
Person - Fingerprints : Every person has a unique set of fingerprints. Each set of fingerprints uniquely identifies a person.
Email - User Account : For many websites, an email address is associated with exactly one user account. Each user account is identified by its email address.
laravel elegant model
In data modeling Entity Relationship, a one-to-one relationship exists when a record in one table is associated with a record in another table, and vice versa.
Table of Contents
One to one relationship
Laravel Eloquent ORM One to One Relationship
View: Users and Phones
Database: Migration
Model setup
Usage example
Inseri
To read
Update
Cancel
Related reading
Estimated reading time: 3 minutes
One to one relationship
A one-to-one relationship is not a property of the data, but of the relationship between tables. australia rcs data It ensures that each row in one table matches at most one row in the other table.
Let's consider some examples of real-life, one-to-one relationships:
Country - Capital : Every country has only one capital. Each capital is the capital of exactly one country.
Person - Fingerprints : Every person has a unique set of fingerprints. Each set of fingerprints uniquely identifies a person.
Email - User Account : For many websites, an email address is associated with exactly one user account. Each user account is identified by its email address.