How do I use the unique validation rule in Laravel?

How do I use the unique validation rule in Laravel?

You can use the unique validation rule in Laravel to ensure that a value is unique in a specified database table. For example, you can use it in your validation rules like this: 'email' => 'required|email|unique:users,email'.

Can I customize the error message for the unique rule?

Yes, you can customize the error message by adding a custom message in your validation array. For example: 'email.unique' => 'This email is already taken, please choose another one.'

What if I want to ignore a specific record when checking for uniqueness?

You can use the 'ignore' option in the unique rule. For example: 'unique:users,email,'.$userId where $userId is the ID of the record you want to ignore.

Is it possible to apply the unique rule to multiple columns?

Yes, you can apply the unique rule to multiple columns by using an array. For example: 'unique:users,email,NULL,id,deleted_at,NULL'.