🕵️♀️ Task
The count method allows us to calculate the specific number of records that exist within an ActiveRecord::Relation.
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| id | title | year | duration | description | image | director_id |
|---|
| id | name | dob | bio | image |
|---|
| id | name | dob | bio | image |
|---|---|---|---|---|
| 376 | Beulah Bondi | 1889-05-03 | Character actress Beulah Bo... | http://ia.media-imdb.com/im... |
| 377 | Frank Faylen | 1905-12-08 | American character actor wh... | http://ia.media-imdb.com/im... |
| 378 | Ward Bond | 1903-04-09 | Gruff, burly American chara... | http://ia.media-imdb.com/im... |
| 379 | Gloria Grahame | 1923-11-28 | Gloria Hallward, an acting ... | http://ia.media-imdb.com/im... |
| 380 | H.B. Warner | 1875-10-26 | Henry Byron Warner was the ... | http://ia.media-imdb.com/im... |
| 381 | Frank Albertson | 1909-02-02 | Frank Albertson entered the... | http://ia.media-imdb.com/im... |
| 382 | Todd Karns | 1921-01-15 | Son of character actor Rosc... | |
| 383 | Samuel S. Hinds | 1875-04-04 | Samuel S. Hinds, a Harvard ... |
| id | actor_id | movie_id | name |
|---|---|---|---|
| 376 | 337 | 26 | Edie Finneran |
| 377 | 338 | 26 | Sgt. Jeffrey 'Jeff' Rabin |
| 378 | 339 | 26 | Smuggler |
| 379 | 340 | 26 | Saul Berg |
| 380 | 341 | 26 | Fortier |
| 381 | 342 | 26 | Renault |
| 382 | 343 | 26 | Dr. Plummer |
| 383 | 143 | 27 | Indiana Jones |
Count how many records are in the customers table.
Customer.all.count
=> 327
Count how many records are in the products table.
Product.all.count
=> 183946