Instruction
- Write a query to return GROUCHO WILLIAMS'
actor_id. - Actor's first_name and last_name are all stored as UPPER case in our database, and the database is case sensitive.
Table: actor
col_name | col_type -------------+-------------------------- actor_id | integer first_name | text last_name | text
Sample results
actor_id
----------
1
Expected results
Solution postgres
SELECT actor_id
FROM actor
WHERE first_name = 'GROUCHO'
AND last_name = 'WILLIAMS';
Explanation
This query is selecting the actor_id from the actor table where the first name is 'GROUCHO' and the last name is 'WILLIAMS'. It is likely trying to find a specific actor with those exact names.
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