After practicing, you can also takeHackerRank’s Skills Certification Testto test your SQL skills. These tests are timed assessments that require you to solve SQL questions within a time limit. Currently, the following SQL assessments are available: SQL Basictests you on simple queries, relationship...
My solutions to various hacker-rank SQL problems using DB2 syntax - SQL-hackerrank-problems/basic-select.md at master · chhayac/SQL-hackerrank-problems
Join over 26 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.
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Practice Regularly: Solve SQL problems on platforms like LeetCode, HackerRank, or SQLZoo to sharpen your skills. Optimize Queries: Focus on writing efficient queries by using proper indexing and understanding query plans. Know Advanced Concepts: Be prepared to discuss window functions, CTEs, normalizat...
LeetCode: Provides SQL challenges and contests to test and improve your SQL skills. HackerRank: Offers a SQL domain with a wide range of SQL problems and challenges. Codecademy: Features an interactive SQL course with hands-on exercises for beginners and intermediates. ...
article. Remember, the best way to cement the concepts and get better at SQL is by practicing and solving SQL problems. Some of the examples above were inspired byW3School. You can find more interactive exercises in websites likehackerrankandLeetCodewhich have engaging UI to help you study ...
Useful links, scripts, tools and best practice for Microsoft SQL Server Database - ktaranov/sqlserver-kit
After practicing, you can also takeHackerRank’s Skills Certification Testto test your SQL skills. These tests are timed assessments that require you to solve SQL questions within a time limit. Currently, the following SQL assessments are available: ...
HackerRank.com - SQL interactive exercises and many others languages SQL-EX.ru - Practical skills of SQL language (Russian, English) Free Azure certification training courses SQL Server Tutorial (by Tutorial Gateway) Intro to SQL: Querying and managing data T-SQL Tutorial (by TutorialSpoint) T-SQ...