Levelup

🕵️‍♀️ Task

Select all records from the movies table.

movies

id (integer)
title (string)
year (integer)
duration (integer)
description (text)
image (string)
director_id (integer)

directors

id (integer)
name (string)
dob (date)
bio (text)
image (string)

actors

id (integer)
name (string)
dob (date)
bio (text)
image (string)

characters

id (integer)
actor_id (integer)
movie_id (integer)
name (string)

📖Method

The all method returns an ActiveRecord::Relation from the designated Class.

An ActiveRecord::Relation is an object that contains a list of rows/records from the database table that is connected to the Class that is calling the method.

A table can be referenced by it’s associated model. A “model” is a Ruby Class that inherits from ActiveRecord::Base.

Data

id	title	year	duration	description	image	director_id

Data

id	name	dob	bio	image

Data

id	name	dob	bio	image

Data

id	actor_id	movie_id	name
713	643	50	Schränker
714	644	50	Franz, the burglar
715	645	50	The cheater
716	646	50	Pickpocket with six watches
717	647	50	Bauernfänger
718	648	50	Beckert's defender
719	649	50	Blind panhandler
720	650	50	Minister

Examples

Select all the records from the customers table.

Customer.all
=> #<Customer::ActiveRecord_Relation:0x00007fa4341e1ee8>

Select all the records from the products table.

Product.all
=> #<Product::ActiveRecord_Relation:0x00007fa4341e1ee8>