Refer to the sample tables and data below.Tables:people (id(pk), firstname, lastname, zip(fk)) -- foreign key references zip code(zip)zip_code (zip(pk), city, state)mysql> select * from people;| id | firstname | lastname | zip| 1 | Marty| McFly | 45001I 2Jennifer | Parker3 Lorraine | McFly+---3 rows in set (0.01 sec)O33647| 33647mysql> select from zip_code;| zip | city| state || NY45001 New York33647 TampaFL33765 Clearwater | FL3 rows in set (0.01 sec)What is returned by the following command?SELECT firstname, city, stateFROM people RIGHT 30IN zip codeON people.zip zip_code.zip;| firstname | city| Marty| Jennifer | Tampa| New York| Lorraine | Tampa| NULL+----4 rows in set (0.00 sec)FL| Clearwater | FL➖➖➖➖➖➖➖➖| firstname | cityNew YorkTampaMartyJennifer| Lorraine | Tampa| state || NY| FL+---3 rows in set (0.00 sec)| state || NYFL| FL Refer to the sample tables and data below.Tables:people (id(pk), firstname, lastname, zip(fk)) -- foreign key references zip code(zip)zip_code (zip(pk), city, state)mysql> select * from people;| id | firstname | lastname | zip| 1 | Marty| McFly | 45001I 2Jennifer | Parker3 Lorraine | McFly+---3 rows in set (0.01 sec)O33647| 33647mysql> select from zip_code;| zip | city| state || NY45001 New York33647 TampaFL33765 Clearwater | FL3 rows in set (0.01 sec)What is returned by the following command?SELECT firstname, city, stateFROM people RIGHT 30IN zip codeON people.zip zip_code.zip;| firstname | city| Marty| Jennifer | Tampa| New York| Lorraine | Tampa| NULL+----4 rows in set (0.00 sec)FL| Clearwater | FL➖➖➖➖➖➖➖➖| firstname | cityNew YorkTampaMartyJennifer| Lorraine | Tampa| state || NY| FL+---3 rows in set (0.00 sec)| state || NYFL| FL

Database which simply refers to the one that it is the database which contains the information that…

Refer to the sample tables and data below. Tables: people (id(pk), firstname, lastname, zip(fk)) foreign key references zip_code(zip) zip_code (zip(pk), city, state) mysql> select from people; | id | firstname | lastname | zip | 1 | Marty | McFly | 45001 | 2 | Jennifer | Parker 33647 | 3 | Lorraine | McFly | 33647 3 rows in set (0.01 sec) mysql> select from zip code; | zip | city | state | | 45001 | New York | NY FL | 33647 | Tampa | 33765 Clearwater | FL +-- 3 rows in set (0.01 sec) What is returned by the following command? SELECT firstname, city, state FROM people RIGHT 30IN zip code ON people.zip zip code.zip; firstname city | Marty Jennifer | Lorraine NULL | New York Tampa | Tampa | Clearwater +-- 4 rows in set (0.00 sec) | firstname | city | Marty New York Jennifer | Tampa | Lorraine Tampa 3 rows in set (0.00 sec) | state | | NY | FL | FL | FL | state | | NY FL | FL

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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