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...
Practice exercises (queries) in PL/SQL 🐸. sql sql-server plsql sqldeveloper Updated Jul 14, 2023 mzebrak / oracle-database-11g-sql-fundamentals-practice-solutions Star 6 Code Issues Pull requests Oracle Fundamentals practice solutions answers practice sql solutions fundamentals oracle-dat...
Hands-On Practice:Dive headfirst into practical exercises and real-world scenarios to bolster your SQL proficiency. Engage with platforms like HackerRank to tackle coding challenges and refine your problem-solving skills. Interactive Learning Platforms:Explore interactive learning platforms such as DataCamp ...
HackerRank.com - SQL interactive exercises and many others languages SQL-EX.ru - Practical skills of SQL language (Russian, English) Free Azure certification training courses Paid Lynda Courses Veeam Free Courses SQLSkills Trainings Brent Ozar Team Trainings Pluralsight Courses SolidQ Classes JOOQ SQ...
Learning all the concepts listed above will help you build a strong foundation of programming with SQL. However, in order to tackle real-world use-cases, you need to practice a lot. HackerRankandPGExercisesare two platforms that can help you do this. They have a series of SQL problems that...
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...
Practice Platforms SQLBolt HackerRank SQL Challenges LeetCode Database Problems AI-Powered Tools AI2sql: Generate SQL queries from natural language descriptions using AI. How to Use This Cheat Sheet Learning: Use this guide as a starting point to learn SQL syntax and concepts. Reference: Quickly...
Not all SQL queries are individual and isolated. Sometimes we would like to perform an action on table A when a different event happens to another table B. This is where we get to use adatabase trigger. A database trigger is a bunch of SQL statements that are run when a specific actio...
1. HackerRank From software engineering to data analytics, HackerRank is one of the best platforms for practicing coding interview questions.HackerRank’s SQL practicesuite has hundreds of questions available for you to practice. You can filter the questions by their difficulty levels: easy, medium,...