updateorcreate laravel

1. What is updateOrCreate in laravel?
2. What is firstOrCreate in laravel?
3. What is fillable in laravel?
4. What is soft delete in laravel?
5. What is observer in laravel?
6. What is model in laravel?
7. What is scope in laravel?
8. What is findOrFail in laravel?
9. How do I delete data in laravel?
10. Is null laravel query?
11. Is laravel frontend or backend?
12. What is guarded and fillable in laravel?

What is updateOrCreate in laravel?

The updateOrCreate method attempts to find a Model matching the constraints passed as the first parameter. If a matching Model is found, it will update the match with the attributes passed as the second parameter.

What is firstOrCreate in laravel?

Laravel provides a method firstOrCreate() which comes handy, that performs both actions, searching or creating new and return that instance. So that you can just start working with it. This method is worth using.

What is fillable in laravel?

In eloquent ORM, $fillable attribute is an array containing all those fields of table which can be filled using mass-assignment. Mass assignment refers to sending an array to the model to directly create a new record in Database.

What is soft delete in laravel?

In Laravel Soft Delete, data are not actually deleted from the database but a deleted_at attribute is added to the data, so when we are querying data from the database, Eloquent looks for data with null deleted_at value and give out, but when a data has non-null deleted_at value, it treats it as a deleted data.

What is observer in laravel?

Laravel Model Observers is a great feature. Observers are used to group event listeners for a model. Observers classes method names refer to the Eloquent event you want to listen for. These methods receive the model as their only argument. Laravel does not include a default directory for observers.

What is model in laravel?

In Laravel, Model is a class that represents the logical structure and relationship of underlying data table. In Laravel, each of the database table has a corresponding “Model” that allow us to interact with that table. Models gives you the way to retrieve, insert, and update information into your data table.

What is scope in laravel?

Laravel Scope. Scoping is one of the superpowers that eloquent grants to developers when querying a model. Scopes allow developers to add constraints to queries for a given model. Utilizing Eloquent's Scoping helps us to follow the DRY principles when writing queries for our models.

What is findOrFail in laravel?

findOrFail($id) takes an id and returns a single model. If no matching model exist, it throws an error¹. first() returns the first record found in the database. If no matching model exist, it returns null . firstOrFail() returns the first record found in the database.

How do I delete data in laravel?

Step 1: Create Controller UserController by executing this command. Step 2: We can delete records in two ways. Second Method: The second way is to delete using the Laravel delete Function and User Model (Easy one). ->name( 'users.

Is null laravel query?

Check if null: whereNull

Laravel Eloquent provides a handy method called whereNull , which you could use to verify if a specific value of a given column is NULL.

Is laravel frontend or backend?

Is Laravel frontend or backend? The short answer is “backend”. The long one: Laravel is a server-side PHP framework; with it you can build full-stack apps, meaning apps with features typically requiring a backend, such as user accounts, exports, order management, etc.

What is guarded and fillable in laravel?

The guarded attribute is the opposite of fillable attributes. In Laravel, fillable attributes are used to specify those fields which are to be mass assigned. Guarded attributes are used to specify those fields which are not mass assignable.