Basic SQL Hackerrank
5. Solution of Hacker Rank Weather Observation Station 8.
5. Solution of Hacker Rank Weather Observation Station 8.
Author: neptune | 18th Aug 2024
#SQL #Hackerrank
💡 Do you know? 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...
Weather Observation Station 18 | Hackerrank
Weather Observation Station 18 | Hackerrank
Author: neptune | 18th Apr 2023
#SQL #Hackerrank
💡 Do you know? In this problem, we need to find the Manhattan Distance between two points P1(a,b) and P2(c,d)...
2. Solution of Hacker Rank Weather Observation Station 3.
2. Solution of Hacker Rank Weather Observation Station 3.
Author: neptune | 23rd Jan 2023
#SQL #Hackerrank
💡 Do you know? 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...
3. Solution of Hacker Rank Weather Observation Station 4.
3. Solution of Hacker Rank Weather Observation Station 4.
Author: neptune | 23rd Jan 2023
#SQL #Hackerrank
💡 Do you know? 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...
4. Solution of Hacker Rank Weather Observation Station 6.
4. Solution of Hacker Rank Weather Observation Station 6.
Author: neptune | 23rd Jan 2023
#SQL #Hackerrank
💡 Do you know? Query the list of CITY names starting with vowels (i.e., a, e, i, o, or u) from STATION. Your result cannot contain duplicates...
6. Solution of Hacker Rank Employee Salaries.
6. Solution of Hacker Rank Employee Salaries.
Author: neptune | 23rd Jan 2023
#SQL #Hackerrank
💡 Do you know? 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...
7.Solution of Hacker Rank The Report
7.Solution of Hacker Rank The Report
Author: neptune | 23rd Jan 2023
#SQL #Hackerrank
💡 Do you know? 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...
30+ SQL Interview Questions
30+ SQL Interview Questions
Author: neptune | 05th Jan 2023
#Interview #SQL
💡 Do you know? Data Definition Language (DDL) – It allows end-users to CREATE, ALTER, and DELETE database objects...
Top Earners | HackerRank
Top Earners | HackerRank
Author: neptune | 23rd Nov 2022
#SQL #Hackerrank
💡 Do you know? 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
The Blunder | Hackerrank
Author: neptune | 21st Nov 2022
#SQL #Hackerrank
💡 Do you know? Write a query calculating the amount of error (i.e.: average monthly salaries), and round it up to the next integer...
The PADS | Hackerrank
The PADS | Hackerrank
Author: neptune | 21st Nov 2022
#SQL #Hackerrank
💡 Do you know? 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...
1. Basic SQL Select Query of Hacker Rank.
1. Basic SQL Select Query of Hacker Rank.
Author: neptune | 20th Apr 2022
#SQL #Hackerrank
💡 Do you know? Problem Statement : Query all columns for all American cities in the CITY table with populations larger than 100000. The CountryCode for America is USA...
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Author: neptune | 01st Sep 2025
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💡 Do you know? One of the common tasks in the IELTS General Training Writing Test is Task 1, where you are required to write a letter in response to a given situation...
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Author: neptune | 27th Aug 2025
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Author: neptune | 26th Aug 2025
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