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1. www.hackerrank.com › domains › sqlSolve SQL | HackerRank

   www.hackerrank.com › domains › sql

   Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.

2. www.hackerrank.com › skills-verification › sql_basicSQL (Basic) Skills Certification Test - HackerRank

   www.hackerrank.com › skills-verification › sql_basic

   Verify your SQL Skills. Accelerate your Job Search. Take the HackerRank Certification Test and showcase your knowledge as a HackerRank verified developer.

3. www.hackerrank.com › Learn_SQLProgramming Problems and Competitions :: HackerRank

   www.hackerrank.com › Learn_SQL

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   Join over 11 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.

4. www.hackerrank.com › skills-directory › sql_basicSQL (Basic) | Skills Directory | HackerRank

   www.hackerrank.com › skills-directory › sql_basic

   SQL is an industry-standard query language that works with relational databases. Unlike some earlier systems, queries are performed at the server and only the results are passed to a client. This resulted in the ability to work with large databases efficiently over a network.

5. www.hackerrank.com › skills-directory › sql_intermediateSQL (Intermediate) | Skills Directory | HackerRank

   www.hackerrank.com › skills-directory › sql_intermediate

   SQL is an industry-standard query language that works with relational databases. Unlike some earlier systems, queries are performed at the server and only the results are passed to a client. This resulted in the ability to work with large databases efficiently over a network.

6. github.com › topics › hackerrank-intermediate-sqlhackerrank-intermediate-sql · GitHub Topics · GitHub

   github.com › topics › hackerrank-intermediate-sql

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   Oct 11, 2023 · Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓.

7. github.com › topics › hackerrank-sql-solutionshackerrank-sql-solutions · GitHub Topics · GitHub

   github.com › topics › hackerrank-sql-solutions

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   Updated Apr 30, 2024. SQL. HackerRankGPT / hackerrank-solutions. Star 474. Code. Issues. Pull requests. All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. Crack your coding interview and get hired.

8. candidatesupport.hackerrank.com › hc › en-usAnswering Database programming Questions – HackerRank Candidates

   candidatesupport.hackerrank.com › hc › en-us

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   Dec 2, 2022 · In HackerRank Tests, Database (DB) Engineering questions assess the candidates' database querying knowledge in Microsoft SQL, MySQL, Oracle, or DB2 databases.

9. towardsdatascience.com › 9-tips-that-helped-me-clear-all-hackerrank-sql9 Tips That Helped Me Clear All HackerRank SQL Challenges in 2...

   towardsdatascience.com › 9-tips-that-helped-me-clear-all-hackerrank-sql

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   Oct 19, 2021 · Tip #1: Gain some Basic SQL Knowledge First. Obviously, you need to have some fundamental SQL knowledge to start the challenges, though you’ll learn much more along the way. Learning basic SQL is relatively easy these days since we have tons of resources online to help you out. Two good sources I used:

10. www.hackerrank.com › challenges › 15-days-of-learning-sql15 Days of Learning SQL | HackerRank

    www.hackerrank.com › challenges › 15-days-of-learning-sql

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    Mar 1, 2016 · Julia conducted a days of learning SQL contest. The start date of the contest was March 01, 2016 and the end date was March 15, 2016. Write a query to print total number of unique hackers who made at least submission each day (starting on the first day of the contest), and find the hacker_id and name of the hacker who made maximum number of ...