Write the queries of the tasks given below : Show the name of all users with the maximum multiplier among the developers whose number of followers is less than 700000.  Find the average of number of followers but only consider the members who joined before 11 June 2020. Retrieve the member_ id, name, email, and followers of the developers who have either “.com” or “.net” in their email addresses.

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
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Write the queries of the tasks given below :

  1. Show the name of all users with the maximum multiplier among the developers whose number of followers is less than 700000. 
  2. Find the average of number of followers but only consider the members who joined before 11 June 2020.
  3. Retrieve the member_ id, name, email, and followers of the developers who have either “.com” or “.net” in their email addresses. 

 

 

Soon after joining Google's elite dev team, Area 120, you were assigned to a project using MySQL since
it was your specialty. The project was a social media platform specialized in allowing developers from all
over the globe to connect to each other, and it would have features similar to Facebook. For your first
task, you have been assigned to work on the tables of one of the project databases. The table name is
"Developers" which is shown below.
member_id
1
2
3
5
6
7
8
9
10
11
12
name
Taylor Otwell
Ryan Dahl
Brendan Eich
Evan You
Rasmus Lerdorf
Guido van Rossum
Adrian Holovaty
Simon Willison
James Gosling
Rod Johnson
Satoshi Nakamoto
email
otwell@laravel.com
ryan@nodejs.org
eich@javascript.com
you@vuejs.org
lerdorf@php.net
guido@python.org
adrian@djangoproject.com
simon@djangoproject.com
james@java.com
rod@spring.io
nakamoto@blockchain.com
followers
739360
633632
939570
982630
937927
968827
570724
864615
719491
601744
630488
joining_date
2020-6-10
2020-04-22
2020-05-07
2020-06-11
2020-06-3
2020-07-18
2020-05-07
2020-04-30
2020-05-18
2020-05-18
2020-05-10
multiplier
10
10
8
7
8
19
5
4
5
7
10
Transcribed Image Text:Soon after joining Google's elite dev team, Area 120, you were assigned to a project using MySQL since it was your specialty. The project was a social media platform specialized in allowing developers from all over the globe to connect to each other, and it would have features similar to Facebook. For your first task, you have been assigned to work on the tables of one of the project databases. The table name is "Developers" which is shown below. member_id 1 2 3 5 6 7 8 9 10 11 12 name Taylor Otwell Ryan Dahl Brendan Eich Evan You Rasmus Lerdorf Guido van Rossum Adrian Holovaty Simon Willison James Gosling Rod Johnson Satoshi Nakamoto email otwell@laravel.com ryan@nodejs.org eich@javascript.com you@vuejs.org lerdorf@php.net guido@python.org adrian@djangoproject.com simon@djangoproject.com james@java.com rod@spring.io nakamoto@blockchain.com followers 739360 633632 939570 982630 937927 968827 570724 864615 719491 601744 630488 joining_date 2020-6-10 2020-04-22 2020-05-07 2020-06-11 2020-06-3 2020-07-18 2020-05-07 2020-04-30 2020-05-18 2020-05-18 2020-05-10 multiplier 10 10 8 7 8 19 5 4 5 7 10
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