#SQLPractice

18 SQL Practice Questions for Beginners In this guide, we cover everything from filtering data to joining tables and aggregating data. Start your SQL journey here ➡️ #SQL #SQLpractice #LearnSQL

Day 4 of SQL Practice Question: Customers Who Never Order Solved using: LEFT JOIN + IS NULL Key takeaway: Always use IS / IS NOT with NULL, = doesn’t work with NULL values in SQL. #SQLPractice #LeetCode #LearningInPublic #Day4

📊 SQL grind today: Tables ✔️ Data ✔️ Keys ✔️ Queries ✔️ #SQL #SQLQueries #SQLPractice #LearnSQL #MySQL #PostgreSQL #SQLDeveloper #Database #DatabaseDesign #QueryLanguage #SQLTips

Took on “The Blunder” on @hackerrank ... Let’s just say the problem name was accurate 😂 But it helped me learn the REPLACE() function — Small mistake, solid lesson 🙌 #SQLPractice #BuildInPublic #HackerRank #TechTwitter

Day 1 of practicing SQL Question: Combine Two Tables Solved using LEFT JOIN Key takeaway: In PostgreSQL we have "FULL OUTER JOIN", while in SQL we use "UNION" to achieve the same result. #LeetCode #SQLPractice #LearningInPublic

Some websites to practice SQL SQLTEST : SQLBOLT : SQLZOO : SQLIZE : SQLCOURSE : #sql #sqlpractice #sqlquery

⚡️Just me, MySQL Workbench, and a challenge of 50+ SQL questions. Diving deep into subqueries, joins, and schema design. #SQLPractice #MySQL #BuildInPublic #100xDevs #SQLQueries #DatabaseDesign #WebDev #BackendDevelopment #LearningToCode #CodeNewbie #DevJourney #LearnSQL #MySQL

Hey all! Been offline for a bit, but I’ve kept practicing SQL! It’s tough at first, but with steady effort, I’m still crushing it. 💪 #DataAnalytics #Data #SQLPractice #LearningJourney

SQL Practice: Question: Employee Bonus (Easy) Solved using LEFT JOIN Practicing one query at a time. #Consistency #SQLPractice #LearningInPublic

A standout data analyst portfolio can make all the difference. It's not just about possessing the skills, but the ability to showcase them. Ready to build a portfolio that opens doors? Let’s get started ➡️ #SQL #SQLpractice #LearnSQL

🚀 Day 4/30 of my #SQLPractice journey! ✅ Solved: 🏅 Rank Scores: Mastered the RANK() function 🗑️ Delete Duplicate Emails: Keeping data clean and unique 💰 Total Sales by Product: Aggregating like a pro Excited to keep leveling up! 💻💡 #100DaysOfCode #SQL @LeetCode

Day 5 of SQL Practice Question: Delete Duplicate Emails Solved using: DELETE + Subquery 📌Learnings: • How to remove duplicates safely • Revised DELETE vs DROP vs TRUNCATE #SQLPractice #LeetCode #LearningInPublic #Day5

🚀 Day 2 of learning #OracleSQL with SQL*Plus 📌 Practiced inserting NULLs, creating tables, & using Primary Keys 💻 Single table queries on EMP table Loving the progress! 🔥 #Day2 #SQLPractice #100DaysOfCode #BCAStudent #LearnSQL #SQLQueries #DatabaseSkills #TechJourney

Day 3 of SQL practice Solved: Duplicate Emails Learned that with GROUP BY, we must use HAVING for conditions. (Using WHERE earlier caused errors 😅) #Leetcode #SQLPractice #LearningInPublic #Day3

Day 4: My Data Analyst Journey 🧵 Topics Covered: SQL • Explored JOINS to combine data from multiple tables • Practiced INNER, LEFT, RIGHT, OUTER JOIN • Solved queries using aliases for clarity • Analyzed customer orders with multi-table joins #SQLPractice #DataAnalytics

Today's class was all about leveling up our SQL skills with some hands-on exercises. 🛠️ Plus, we had an insightful discussion on the amazing possibilities with ChatGPT! 🤖 #SQLPractice #TechEducation #ChatGPT

Day 2 of SQL Practice Question: Employees Earning More Than Their Managers Solved using a SELF JOIN (cross product + condition) #SQLPractice #Leetcode #Day2

Day 6 of SQL Practice Question: Rising Temperature Solved using: SELF JOIN + DATEDIFF() - Good reminder that sometimes the table itself is the best reference. #SQLPractice #LeetCode #LearningInPublic #Day6

Day 5 of my LeetCode SQL Journey! Today I solved 2 more SQL questions and every query is making me better at thinking logically and writing cleaner code. Consistency is the key, and I’m enjoying the process of improving step by step. #LeetCode #SQLPractice #DataScience

Week 1 of the SQL Mentorship class at #LearnWithWIDA done! We explored SQL-driven insights for WIDA Supermarket—analyzing sales, customer behavior, and product performance. Scored 23/25 in the exam! Grateful for growth, ready for more. #SQLPractice @ibn_wittig @LearnwithWiDa