Assume there're n film categories. Let L = Min(L1, L2, .. Ln) where Li = the length of the longest film in the ith category.Please write a single SQL query that finds all films whose lengths are greater than L. categoryinventorycustomer* category_id* inventory_idfilm_idstore_idlast_update* customer_idstore_idfirst_namelast_name+ emailaddress_idactiveboolnamelast_updatefilm_category* film_id* category_idlast_updatecreate_datelast_updateactiverental* rental_idrental_dateinventory_idcustomer_idreturn_datestaff_idlast_updateaddressfilm* address_id* film_idtitleaddressaddress2districtdescriptionrelease_yearlanguage_idrental_durationrental_ratelengthreplacement_costratinglast_updatespecial_featurescity_idpostal_codephonelast_updatepayment* payment_idcustomer_idstaff_idrental_idamountpayment_datecity* city_idcitycountry_idlast_updatefulltextstaff* staff_idfirst_namelast_nameaddress_idemaillanguagestore_id* language_idactivecountrynameusernamelast_update* country_idpasswordlast_updatepicturecountrylast_updatefilm_actor´ actor_id* film_idlast_updateactorstore* store_idmanager_staff_idaddress_idlast_update* actor_id王first_namelast_namelast_update

РоstgreSQL is used аs the рrimаry dаtа stоre оr dаtа wаrehоuse fоr mаny web, mоbile,…

Assume there're n film categories. Let L = Min(L1, L2, .. Ln) where Li = the length of the longest film in the ith category. Please write a single SQL query that finds all films whose lengths are greater than L

Assume there're n film categories. Let L = Min(L1, L2, .. Ln) where Li = the length of the longest film in the ith category. Please write a single SQL query that finds all films whose lengths are greater than L

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Assume there're n film categories. Let L = Min(L1, L2, .. Ln) where Li = the length of the longest film in the ith category.

Please write a single SQL query that finds all films whose lengths are greater than L.

category
inventory
customer
* category_id
* inventory_id
film_id
store_id
last_update
* customer_id
store_id
first_name
last_name
+ email
address_id
activebool
name
last_update
film_category
* film_id
* category_id
last_update
create_date
last_update
active
rental
* rental_id
rental_date
inventory_id
customer_id
return_date
staff_id
last_update
address
film
* address_id
* film_id
title
address
address2
district
description
release_year
language_id
rental_duration
rental_rate
length
replacement_cost
rating
last_update
special_features
city_id
postal_code
phone
last_update
payment
* payment_id
customer_id
staff_id
rental_id
amount
payment_date
city
* city_id
city
country_id
last_update
fulltext
staff
* staff_id
first_name
last_name
address_id
email
language
store_id
* language_id
active
country
name
username
last_update
* country_id
password
last_update
picture
country
last_update
film_actor
´ actor_id
* film_id
last_update
actor
store
* store_id
manager_staff_id
address_id
last_update
* actor_id
王
first_name
last_name
last_update

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