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Hackerrank sql solutions oracle. Solutions to SQL Questions - HackerRank .


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Hackerrank sql solutions oracle in oracle you can use WHERE Hello coders, today we are going to solve Population Density Difference HackerRank Solution in SQL. Table of Contents. This tutorial is only This repository contains my solutions to the problems proposed at HackerRank. 1. Copy link. cc Use Dual and Level in Oracle. Within Oracle Recruiting, users can set up triggers for candidates to receive HackerRank tests or Write a query to print the shortest and longest length city name along with the length of the city names. FROM CITY . Julia just finished conducting a coding contest, and she needs your help assembling the leaderboard! Write a query to print the respective hacker_id and name of hackers who achieved full scores for more than one challenge. For example, if there are three records in the table with CITY values 'New York', 'New York', 'Bengalaru', there are 2 different city COUNT is the aggregate Funtion that used to count the number of rows in a table. WHERE COUNTRYCODE = 'USA' AND POPULATION > 120000; Footer CITY Solution – Average Population in SQL MySQL select floor(avg(population)) from city; Disclaimer: The above Problem (Average Population) is generated by Hacker Rank but the Solution is Provided by CodingBroz. Alternative Queries. 2; Ashley’s best friend did NOT get offered a higher salary than her; The name output, when ordered by the salary The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. Harry Potter and his friends are at Ollivander’s with Ron, finally replacing Charlie’s old broken wand. Solutions to SQL Questions - HackerRank . Updated Oct 12, 2024; Java; SagarMalik / HackerRank. -- Language: Oracle-- Julia just finished conducting a coding contest, and she needs your help assembling the leaderboard! Mar 31, 2024 · Inside you will find the solutions to all HackerRank SQL Questions. Is it safe to say that you still google alot of your SQL solutions, or differences between functionality in different SQL versions (Oracle vs SQL Server vs PostGres, etc Find the difference between the total number of CITY entries in the table and the number of distinct CITY entries in the table. _____ My SQL. HackerRank-Solutions / sql / intermediate / basic-join / contest-leaderboard. Key Competencies: SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Hackerrank Solution----Follow. marinskiy. Write a query to print the id, age, coins_needed, and power of the wands that Ron’s interested in, sorted in order of #1 SQL: Merit Rewards On the basis of merit, a company decides to promote some of its employees in its HR division at the end of the quarter because of their high performance. These solutions can Code your solution in our custom editor or code in your own environment and upload your solution as a file. Code Issues Pull requests Hackerrank sql solved using Oracle SQL. 170+ solutions to Hackerrank. Query a list of CITY names from STATION for Oct 17, 2023 · My Oracle Solution using the Pivot function: Key things here, this solution is really about Pivot and row_number: Pivot requires you to use an aggregate function, so you have wrap a function like max or min around name. This code run correctly. how to solve this specific Oracle query? 1. prakulbagchi. Load more conversations. com practice problems using Python 3, С++ and Oracle SQL. Despite being over four decades old, SQL is still evolving at a rapid pace. This is the only video you will need to improve you Query the Western Longitude for the largest Northern Latitude under 137. - raleighlittles/HackerRank-SQL Solutions for HackerRank challenges. To succeed in an SQL Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. Order your output by ascending Here is Oracle solution from my HackerrankPractice repository: SELECT CEIL ( AVG ( Salary ) - AVG ( REPLACE ( Salary , '0' , '' ))) FROM EMPLOYEES ; Feel free to ask if you have any questions :) Type of Triangle Hackerrank Solution SQL *****For code click Here : https://idiotprogrammern. We use cookies to ensure Hello coders, today we are going to solve Average Population HackerRank Solution in SQL. COUNT (DISTINCT city) count the number of row in which has the city column but did not count that row in which the city value is repeated. Please checkout my solutions and make use of it for the learning purpose only. Oracle, MS SQL Server */ SELECT CASE . HackerRank-Solutions / sql / intermediate / basic-join / top-competitors. - sharathreddy31/SQL HackerRank personal solutions. Solution – Weather Observation Station 9 in SQL MySQL select distinct city from station where not (city like 'A%' or city like 'E%' or city like 'I%' or city like 'O%' or city like 'U%'); IN ORACLE . The output column headers should be Doctor, Professor, Singer, and Actor, For me it always helps to turn the "subquery" into its own query and take a look at its output, as follows: SELECT Name, Occupation, (ROW_NUMBER() OVER( PARTITION BY Occupation ORDER BY Name )) AS rn FROM Occupations You signed in with another tab or window. 3 days ago · Saved searches Use saved searches to filter your results more quickly The solutions to all the SQL challenges on HackerRank executed on ORACLE environment . 7780. Contribute to KimTisott/HackerRank-Solutions development by creating an account on GitHub. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Notes. Star 0. hacker_id ORDER BY c1. ; Scalene: It’s a triangle with 3 sides of differing lengths. ; Isosceles: It’s a triangle with 2 sides of equal length. Top. hackerrank / sql / advanced-select / occupations. Sample Output. Advanced Join. Effective solutions to hackerrank. Code Issues To associate your repository with the hackerrank-sql-solutions topic, visit your repo's landing page and select "manage topics. I know you were stressed out cause It's not return with 2 decimal places or it is return, but the answer is wrong :) SELECT CAST(SUM(LAT_N) AS DECIMAL(10,2)) AS lat, CAST(SUM(LONG_W) AS DECIMAL(10,2)) AS lon FROM STATION; HackerRank concepts & solutions. Updated Jun 27, To associate your repository with the hackerrank-sql-solutions topic, visit your repo's landing page and select "manage topics. SQL. CountryCode and COUNTRY. HackerRank-Solutions / SQL / 1_Basic Select / 02_Revising the Select Query II / Revising the Select Query - DB2, MySQL, Oracle, MS SQL Server */ SELECT NAME. Mar 31, 2024. It will help you learn and understand SQL in a better way. I hope this HackerRank concepts & solutions. Sep 15, 2024. This competency area includes the usage of Exception Handling, Procedures, and Functions, as well as a good understanding of Type and Package. My solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank. Topics All my solutions for the SQL challenges on Hackerrank. vi_nastya. Join over 23 million developers in solving code challenges on HackerRank, Basic. 1 week ago + 0 comments. - sharathreddy31/SQL 5 days ago · Problem. -- Language: Oracle-- You are given three tables: Students, Friends and Packages. The OCCUPATIONS Contribute to viveksyngh/Hackerrank-Code development by creating an account on GitHub. This repository contains solutions for Hacker Rank SQL problems. HackerRank-Solutions / sql / intermediate / advanced-join / symmetric-pairs. Problem; Input Format; Solution – Average Population in SQL. The OCCUPATIONS sql oracle hackerrank plsql hackerrank-solutions hackerrank-sql hackerrank-sql-solutions hackerrank-sql-solutions-oracle Updated Jun 21, 2022 Java About. Solution – Weather Observation Station 9 in SQL MySQL select distinct city from station where not (city like 'A%' or city like 'E%' or city like 'I%' or city like 'O%' The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & references related to the challenges. Skip to HackerRank-Solutions / sql / basic / advanced-select / type-of-triangle. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions 5 days ago · Saved searches Use saved searches to filter your results more quickly Jan 1, 2025 · The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. recency | 2199 Discussions| Please Login in order to post a comment. Includes synchronous interviews with single or multiple interviewers; Provides a fully functioning IDE that allows for pair programming, real-time whiteboarding, and diagramming; The HackerRank + Oracle Recruiting Workflow. Input Format. This repository contains my solutions to the problems proposed at HackerRank. SELECT NAME FROM CITY WHERE POPULATION>120000 AND COUNTRYCODE ='USA'; 0 | pinyapat_mnbpl. Basic Select. com/2021/05/typ -- Language: Oracle -- Given the CITY and COUNTRY tables, query the sum of the populations of all cities where the CONTINENT is 'Asia'. Hard. Revising the Select Query I. We use cookies to -- MS SQL Server SELECT DISTINCT CITY FROM STATION WHERE PATINDEX ( ' [ aeiou ] % ' , REVERSE ( CITY )) = 1 ; -- it equals to 1 to ensure that the vowel is at the first position as the start of the city name, but then we reverse to get the last position as the start of the city name. solutions to various problem solving (programming) exercises - yaru22/problem-solving You signed in with another tab or window. - mahedei/Hackerrank-SQL github mysql sql certificate hackerrank certification collaborate hackerrank-solutions hackerrank-sql You signed in with another tab or window. where LAT_N is the northern latitude and LONG_W is the western longitude. MYSQL BY CREATING VIEW. mysql sql oracle hackerrank mysql-database oracle-11g oracle-db oracle-12c oracle-database hackerrank-solutions hackerrank-sql hackerrank-sql-solutions. select NAME from CITY where POPULATION > 120000 AND COUNTRYCODE = 'USA'; 0 | Permalink. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. Now, Samantha’s best friend got offered a higher salary than her at 11. Reload to refresh your session. The following pattern represents P(5):. Oracle-- You are given a table, Functions, containing two columns: X and Y. - jaquezux/SQL-hackerrank-solutions Problem. COUNT(city) will count the number of row If it has city column and has value. Write a query to find the employee IDs along with the names of all its employees who work in the HR department who earned a bonus of 5000 dollars or more in the last quarter. Higher Than 75 Marks. I DID THE SAME THING HACKERRANK MF IS SHOWING COMPLIATION ERROR . -1 | Parent Permalink. Adi The PM's Substack. Skip to content. Julia just finished conducting a coding contest, and she needs your help assembling the leaderboard! Write a query to print the respective hacker_id and name of hackers who achieved full scores for more than one  · 170+ solutions to Hackerrank. If you do not include the row_number() you will just print one row of data. Please signup or login in order to view this challenge. The HackerRank SQL Advanced Certification is a great way to showcase your SQL expertise. 2345, rounded to 4 decimal places. Create a HackerRank account HackerRank concepts & solutions. . Click here to see more codes for NodeMCU ESP8266 and similar Family. name AS h_name, c1. It kept me struggling for almost 15 - 20 minutes😅. Email. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions This is the first part of a two part Video series for the Problem "15 Days of learning SQL".  · All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. -- Output one of the I just finished my first hackerrank for a job interview and it went pretty poorly. Hermione decides the best way to choose is by determining the minimum number of gold galleons needed to buy each non-evil wand of high power and age. Art Of Code. 0. select * from CITY where POPULATION > 100000 AND COUNTRYCODE = 'USA'; SQL interview questions have been a critical component of technical hiring for decades. 1) The PADS. com practice problems using Python 3, С++ and Oracle SQL Topics Apr 22, 2021 · While solving all SQL problems from HackerRank, I came across multiple solutions for the same problem. Problem 1. You signed out in another tab or window. Apr 28, 2023 · sql hackerrank hackerrank-solutions sql-history hackerrank-30dayschallange hackerrank-sql hackerrank-statistics hackerrank-sql-solutions hackerrank-solutions-github sql-hackerrank hackerrank-sql-challenge hackerrank-solution hackerrank-sql-solutions-oracle hackerrank-sql-certificate hackerrank-sql-solution hackerrank-sql-problems hackerrank-sql HackerRank concepts & solutions. Code are matching key columns. P(R) represents a pattern drawn by Julia in R rows. HackerRank-Solutions / sql / basic / aggregation / weather-observation-station-17. Question¶ Solution¶ MySQL / MS SQL Server. Solutions By company size. The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. ORACLE SQL issue. Each solution includes a brief explanation of the problem and my approach to solving it. You switched accounts on another tab or window. com practice problems in C++, python and SQL - Hackerrank_solutions/SQL/15 Days of Learning SQL. You signed in with another tab or window. Revising the Select Query II | Easy | Mar 31, 2024 · Inside you will find the solutions to all HackerRank SQL Questions. com/playlist?list=PLCWQNLd8T4_gxqzav19GJyrEjZBL4ytA2 ***** Oracle SQL Tutorial : https://yo HackerRank Interviews. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Contest-Leaderboard. Ask Question Asked 3 years, SQL> with station (city) as 2 Oracle SQL Question - Need Help. 7 years ago + 26 comments. Create a HackerRank account Be part of a 23 million-strong community of developers. Sep 18, 2022 Weather Observation Station 5 Hackerrank Solution *****For query click Here: https://realnamehiddenin. Easy. 0 | Parent Permalink. Click here to see more codes for Raspberry Pi 3 and similar Family. Contribute to shibusahu30/HackerRank-Complete-Solutions-OracleSQL development by creating an account on GitHub. SQL SERVER (Alternative of distinct) HackerRank Medium SQL Challenges¶ Below are my solutions to all Medium SQL challenges on HackerRank. And the functions are straight-forward. Oracle-- Query the Western Longitude (LONG_W)where the smallest Northern Latitude (LAT_N) in STATION is greater than 38. Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. Written by Sanjit Khasnobis. Problem; Input Format; Solution – Population Density Difference in SQL. Contribute to lpinzari/sql-psql-udy development by creating an account on GitHub. Submissions. sql hackerrank hackerrank-solutions sql-history hackerrank-30dayschallange hackerrank-sql hackerrank-statistics hackerrank-sql-solutions hackerrank-solutions-github sql-hackerrank hackerrank-sql-challenge hackerrank-solution hackerrank-sql-solutions-oracle hackerrank-sql-certificate hackerrank-sql-solution hackerrank-sql-problems hackerrank-sql sql hackerrank hackerrank-solutions sql-history hackerrank-30dayschallange hackerrank-sql hackerrank-statistics hackerrank-sql-solutions hackerrank-solutions-github sql-hackerrank hackerrank-sql-challenge hackerrank-solution hackerrank-sql-solutions-oracle hackerrank-sql-certificate hackerrank-sql-solution hackerrank-sql-problems hackerrank-sql . " Learn more Footer Explore HackerRank SQL Solutions, a robust resource offering a diverse array of practical challenges and expert solutions to bolster your SQL proficiency and database querying skills. These solutions can Solutions for HackerRank challenges. Enterprises Small and medium teams Startups By use case Hackerrank-Code / SQL / Select / Weather Observation Station 6. Problem; Solution – Japanese Cities’ Names in SQL; Problem. Leaderboard. - Hackerrank-SQL-Challenges/6. Contribute to rene-d/hackerrank development by creating an account on GitHub. cc Revising the Select Query II Hackerrank Solution SQLHackerrank Revising the Select Query 2 Solution*****If You want Cod PL/SQL is an extension of the SQL language that combines the data manipulation power of SQL with the processing power of procedural language to create super-powerful SQL queries. SELECT Doctor, Professor, Singer, Actor. Firstly HackerRank SQL Problems and Solutions — 1. 55; Julia’s best friend got offered a higher salary than her at 12. This competency area includes the understanding of basic concepts like Blocks mysql sql oracle hackerrank mysql-database oracle-11g oracle-db oracle-12c oracle-database hackerrank-solutions hackerrank-sql hackerrank-sql-solutions Updated Jun 27, 2020; TSQL; To associate your repository with the hackerrank-sql-solutions topic, visit your repo's landing page and select "manage topics SQL. The output column headers should be Doctor, Professor, Singer, Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. blogspot. The CITY table is described as follows: 2. hackerrank-solutions oracle-sql. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions Mar 12, 2024 · The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & references related to the challenges. hackerrank hackerrank-python hackerrank-solutions hackerrank-sql Updated Dec 24, 2023; Python; Thomas-George-T / HackerRank-SQL-Challenges-Solutions Star Effective solutions to hackerrank. Medium. Editorial. Skip to HackerRank-Solutions / SQL / 2_Advanced Select / 01_Type of Triangle / Type 10 /* Working Platform:- DB2, MySQL, Oracle, MS SQL Server */ SELECT CASE . Contribute to sknsht/HackerRank development by creating an account on GitHub. Copy path. Here I will try to provide multiple approaches & solutions to the same problem. Amber’s conglomerate corporation just acquired some new companies. com/2024 You signed in with another tab or window. CREATE VIEW Challenges1 AS (SELECT hacker_id, COUNT(DISTINCT challenge_id) AS cc FROM Challenges GROUP BY hacker_id); CREATE VIEW code AS (SELECT h. If the city name is repeated in any row that also be counted . Note: Print NULL when there are no more names corresponding to an occupation. 12; Scarlet’s best friend got offered a higher salary than her at 15. -- Note: CITY. The output column headers should be Doctor, Professor, Singer, and Actor, respectively. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) Adityaraj Ray. Subdomains. All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. The second part will be live on 7th of April 2021. The STATION table is described as follows:. I tried to provide those with explanation.  · sql oracle hackerrank plsql hackerrank-solutions hackerrank-sql hackerrank-sql-solutions hackerrank-sql-solutions-oracle. hacker_id = c1. Weather Observation Station 16. wordpress. Discussions. sql at master · IhorVodko/Hackerrank_solutions 317 efficient solutions to HackerRank problems. Each of the companies follows this hierarchy: Given the table schemas below, write a query to print the company_code, founder name, total number of lead managers, total number of senior managers, total number of managers, and total number of employees. If you’re a data scientist or software engineer on the job market, the ability to demonstrate your database skills in an SQL interview is critical to landing your next role. Oct 11, 2023 · Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. HackerRank SQL Challenge Solutions . select city from station where city like 'A%' or city like 'E%' or city like 'I%' or city like 'O%' or city like 'U%'; Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Query the names of all the Japanese cities in the CITY HackerRank personal solutions. Order your output in descending order by the total number of challenges in which the hacker earned a full score. 3 weeks ago + 0 comments-- MS SQL Server. 2 weeks ago + 0 comments. Return to all comments →. Facebook. COMPANY_CODE), (SELECT COUNT (DISTINCT COUNT is the aggregate Funtion that used to count the number of rows in a table. Data Engineering. /*Solution with Oracle Sql*/ WITH RankedOccupations AS ( SELECT NAME, OCCUPATION, ROW_NUMBER() OVER (PARTITION BY OCCUPATION Create a HackerRank account Be part of a 23 million-strong community of developers. hackerrank hackerrank-python hackerrank-solutions hackerrank-sql Updated Dec 24, 2023; Python; Thomas-George-T / HackerRank-SQL-Challenges-Solutions Star Problem. The CountryCode for America is USA. Sql : Leet code Problem Solved : Category: Easy : Write an SQL query to find all the authors that In Continuation of my earlier article on sql this one is problem 3. Sort by. 9 years ago + 0 comments. Blame. Query the average population for all where n not in (select n from root) and n not in (select distinct p from bst where p is not null)), This repo contains notes on SQL and PostgreSQL. PL/SQL is an extension of SQL language that combines the data manipulation power of SQL with the processing power of procedural language to create super-powerful SQL queries. HackerRank concepts & solutions. Solution – Draw The Triangle 2 in SQL MySQL set @row := 0; select repeat('* ', @row := @row + 1) from Packages. Sql. s_sohrabi84. " Learn more Footer Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. I started studying SQL from a very famous site - HackerRank. WHEN A + B <= C OR A + C <= B OR B + C <= A THEN ' Not A Triangle ' WHEN A = B AND B Oracle Sql. sql. I don't know if it's only for me. Aug 24, 2024 · Contribute to Imtiaze/HackerRank_SQL_Solutions development by creating an account on GitHub. Type of Triangle Hackerrank Solution SQL *****For code click Here : https://idiotprogrammern. 58 SQL-Hackerrank challenge solutions for DB2, MySQL, Oracle, and MS SQL Server. The solutions of all the HackerRank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. Contains solved Nov 5, 2020 · Query all columns for all American cities in the CITY table with populations larger than 100000. Contribute to Imtiaze/HackerRank_SQL_Solutions development by creating an account on GitHub. MySQL; Problem. Annotated solutions to HackerRank's SQL domain questions. FROM TRIANGLES; -- Language: Oracle -- Given the CITY and COUNTRY tables, query the names of all cities where the CONTINENT is 'Africa'. sql oracle hackerrank plsql hackerrank-solutions hackerrank-sql hackerrank-sql-solutions hackerrank-sql Oracle: WITH T1 AS ( SELECT LEVEL lvl FROM DUAL CONNECT BY LEVEL <= 20 ORDER BY LEVEL DESC ) Permalink. Crack your coding interview and get hired. Samantha Julia Scarlet Explanation. Share this post. See more 170+ solutions to Hackerrank. Alternative Queries/1. HackerRank SQL Solutions Tutorial - Query all columns pl/sql tutorial : https://youtube. Write a query identifying the type of each record in the TRIANGLES table using its three side lengths. Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. MySQL, Oracle, MS SQL Server */ SELECT COMPANY_CODE, FOUNDER, (SELECT COUNT (DISTINCT LEAD_MANAGER_CODE) FROM LEAD_MANAGER WHERE COMPANY_CODE = C. Here is Oracle solution from my HackerrankPractice repository: HackerRank Admin 4 The solutions to all the SQL challenges on HackerRank executed on ORACLE environment . HackerRank-Solutions / sql / intermediate / advanced-join / placements. s2020266050. These questions not only tested my technical skills but also challenged me to think critically. You are viewing a single comment's thread. com/2021/05/typ Contribute to rifa8/SQL-Hackerrank-Solutions development by creating an account on GitHub. hacker_id AS h_id, h. Query the My solutions to HackerRank problems. rajwanshimeshram. Order Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. The formula was easy. com - alvesmog/hackerRank-solutions Hackerrank SQL problem to solve in Oracle's SQL version. File metadata and controls -- Language: Oracle-- You did such a great job helping Julia with her last coding contest challenge that she wants About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Hello coders, today we are going to solve Japanese Cities’ Names HackerRank Solution in SQL. Solution: Oracle. com - alvesmog/hackerRank-solutions where LAT_N is the northern latitude and LONG_W is the western longitude. -- solution Oracle. cc AS challenges_count FROM Challenges1 c1 JOIN Hackers h ON h. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. File -- Language: Oracle-- Write a query identifying the type of each record in the TRIANGLES table using its three side lengths. Pivot the Occupation column in OCCUPATIONS so that each Name is sorted alphabetically and displayed underneath its corresponding Occupation. SELECT DISTINCT(CITY) FROM STATION WHERE MOD (ID,2) = 0; 1 | Permalink. 4 of 6 Test your code You can compile your code and test it for errors and accuracy Apr 22, 2021 · Click here to see solutions for all Machine Learning Coursera Assignments. HackerRank SQL Preparation: Weather Observation Station 3(MySQL) SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Output one of the following statements for each record in the table: Equilateral: It’s a triangle with 3 sides of equal length. 301 Followers SQL. recency | 1006 Discussions| Please Login in order to post a comment. But, use paranthesis carefully. Advanced Select. Problem. Write a query to print the pattern P(20). Weather Observation Station 3: Easy. solution to HackerRank sql using oracle database. -- MS SQL Server. Updated Oct 22, 2019; TSQL; phoenixSP / Hackerrank-sql. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. Basic Join. FOR SQL SERVER with starpattern as ( select 20 as num union all select num -1 from starpattern where num>1 ) select replicate ('* ',num Create a HackerRank account This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. Aggregation. Why this video is 7. mysql sql hackerrank oracle-db hackerrank-solutions hackerrank-sql. Data Structures. WHEN A + B <= C OR A + C <= B OR B + C <= A THEN ' Not A Triangle ' WHEN A = B AND B = C THEN ' Equilateral ' WHEN A = B OR B = C OR A = C THEN ' Isosceles ' ELSE ' Scalene ' END . SQL query problem (Oracle) 1. They weren't the best, but they worked! :) SUBDOMAINS: Answer in MS SQL SERVER: SELECT TOP 1 CITY, LEN(CITY) FROM STATION ORDER BY LEN(CITY),CITY; SELECT TOP 1 CITY, LEN(CITY) FROM STATION ORDER BY LEN I think it work only for ms sql sever2012 but won't work for oracle, Is there anything like "TOP" in oracle. Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. rhxzf cgm mbcd avepl lhjf lwtsc oumr hbpyzeks yjbfa woly