#Hackerrank 
Top Earners | HackerRank
Author: neptune | 23rd-Nov-2022 | views: 74
#SQL #Hackerrank
Write a query to find the maximum total earnings for all employees as well as the total number of employees who have maximum total earnings...

The Blunder | Hackerrank
Author: neptune | 21st-Nov-2022 | views: 767
#SQL #Hackerrank
Write a query calculating the amount of error (i.e.: average monthly salaries), and round it up to the next integer...

The PADS | Hackerrank
Author: neptune | 21st-Nov-2022 | views: 183
#SQL #Hackerrank
Problem Statement: Generate the following two result sets: 1. Query an alphabetically ordered list of all names in OCCUPATIONS, immediately followed by the first letter of each profession...

8.SQL Query to Count odd and even digits in a number
Author: neptune | 24th-Apr-2022 | views: 352
#SQL #Hackerrank
Problem Statement : Write a query that counts odd and even digits in a number...

7.Solution of Hacker Rank The Report
Author: neptune | 23rd-Jan-2023 | views: 2084
#SQL #Hackerrank
Problem Statement : generate a report containing three columns: Name, Grade and Mark. Ketty doesn't want the NAMES of those students who received a grade lower than 8...

6. Solution of Hacker Rank Employee Salaries.
Author: neptune | 23rd-Jan-2023 | views: 827
#SQL #Hackerrank
Problem Statement : Query that prints a list of employee names for employees in Employee having a salary greater than $2000 per month and experience less than 10 months...

5. Solution of Hacker Rank Weather Observation Station 8.
Author: neptune | 23rd-Jan-2023 | views: 3283
#SQL #Hackerrank
Query the list of CITY names from STATION which have vowels (i.e., a, e, i, o, and u) as both their first and last characters. Your result cannot contain duplicates...

4. Solution of Hacker Rank Weather Observation Station 6.
Author: neptune | 23rd-Jan-2023 | views: 2780
#SQL #Hackerrank
Query the list of CITY names starting with vowels (i.e., a, e, i, o, or u) from STATION. Your result cannot contain duplicates...

3. Solution of Hacker Rank Weather Observation Station 4.
Author: neptune | 23rd-Jan-2023 | views: 1616
#SQL #Hackerrank
Problem Statement : Find the difference between the total number of CITY entries in the table and the number of distinct CITY entries in the table...

2. Solution of Hacker Rank Weather Observation Station 3.
Author: neptune | 23rd-Jan-2023 | views: 319
#SQL #Hackerrank
Problem Statement : Query a list of CITY names from STATION for cities that have an even ID number. Print the results in any order, but exclude duplicates from the answer...

1. Basic SQL Select Query of Hacker Rank.
Author: neptune | 20th-Apr-2022 | views: 606
#SQL #Hackerrank
Problem Statement : Query all columns for all American cities in the CITY table with populations larger than 100000. The CountryCode for America is USA...



Recommended for You
“Stay Hungry Stay Foolish” - Speech by Steve Jobs
Author: neptune | 22nd-May-2022 | views: 2422
#Motivation
At Stanford University Steve Job’s address commencement in 2005 is one of the most famous speeches “Stay Hungry Stay Foolish”. It has been described as 'life-changing” speech...

How do you know “You are Rich?” - By IIT Student.
Author: neptune | 13th-Oct-2022 | views: 1434
#Motivation
We all thought that we knew answer and we replied as following: “ZERO" means nothing. "INFINITY" means uncountable number”. He encounter “How number can be greater than any countable number?"..

Architecture of API Gateway
Author: neptune | 15th-Nov-2022 | views: 539
#API #Microservice
Creating an API starts with the publisher, where it will be designed, and it will be published to the store for the consumer to explore and subscribe...

Introduction to React
Author: neptune | 11th-Dec-2022 | views: 379
#JavaScript
Virtual DOM is an lightweight copy of DOM. It can be changed when we want and then can be saved to the real DOM. Every change Virtual DOM efficiently rerenders the DOM...