点击首页 Explore Coding Questions按钮 或 点击 导航栏 Coding Question 3. 调整过滤器,或者点击下方结果页中的任意题目开始练习。 在黄色区域调整过滤条件,在绿色区域查看过滤结果 4. 题目页面左侧是题目要求、原数据表。右侧是你填写sql语句的地方,点击Run Code进行测试,点击Check Solution检查并提交结果。 题目页面...
SQL Practice - July 3,18 One day off for yesterday because of overtime work. Again, two questions for today. Question 1:Consecutive Numbers Source: Leetcode Write a SQL query to find all numbers that appear at least three times consecutively. For example, given the above Logs table, 1 is...
If you are a Leetcode user, you can practice SQL on it too. Thecollection of SQL questionson LeetCode is quite diverse, with varying difficulty levels and topics. You can also filter questions by the tag: the tags correspond to the names of the companies. However, you can access only a...
For practicing your general coding skills, there are many great, modern platforms such as Leetcode but SQL is a skill which tends to get less appreciation — mostly because it's not super sexy, or accessible. So, use SQLZoo to practice, test and improve your skills to bring your SQL to...
LeetCode is for software engineers who are looking to practice technical questions and advance their skills. Mastering the questions in each level on LeetCode is a good way to prepare for technical interviews and keep your skills sharp. They also have a repository of solutions with the reasoning...
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...
For practicing your general coding skills, there are many great, modern platforms such as Leetcode but SQL is a skill which tends to get less appreciation. Use SQLZoo to practice, test and improve your skills to bring your SQL to the next level. ...
This repository contains all the DSA (Data-Structures, Algorithms, 450 DSA by Love Babbar Bhaiya, FAANG Questions), Technical Subjects (OS + DBMS + SQL + CN + OOPs) Theory+Questions, FAANG Interview questions, and Miscellaneous Stuff (Programming MCQs, P
LeetCodePractice programming online A better approach might be to actually write some DevOps related scripts or projects. Start simple. Here are some ideas: Write a script that gets a number of instances and a name of a platform (AWS, local, Azure, ...) as parameters and provisions those...
SQLZoo: Offers interactive SQL tutorials and quizzes to practice SQL queries for various database systems. 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. ...