
Tags
Objectives
The Bit by Query competition is designed to challenge your SQL expertise. It offers a platform to enhance your skills in crafting effective queries, optimizing database operations, and solving practical, real-world problems through SQL. Compete against peers and showcase your mastery in database management.
To ensure a smooth experience, maintain a stable internet connection throughout the competition. Read each problem statement carefully before submitting your solution. Submit your answers within the allotted time for evaluation.
Rules
-
For problems involving
INSERT
,UPDATE
, orDELETE
queries:- Provide two queries separated by a semicolon.
- The first query should manipulate data, and the second should display the result.
-
For problems involving
SELECT
queries, provide a single query as your solution. -
Problem status indicators:
- Blue box: Solved problems.
- Gray box: Unsolved problems.
- Green box: Active problems.
- Ensure the column names in your solution match the required column names in the expected result.
- Use MySQL syntax for all queries.
- When the countdown ends, a Start button will appear. Once the competition time is up, you will be redirected to the "Times Up" screen.
- All submissions are evaluated automatically upon submission.
- If you encounter any issues, refresh the page.
- Enjoy the competition and give it your best!
Calendar
Upcoming Events
Will be anounced soon!
Past Events
- Bit by Query - Vol 1 - 2025-01-24
Bit by Bit

Bit by Bit is the traditional ACM IOIT competition conducted every month. It features challenging algorithmic problems with exciting prizes for the top performers. This is your chance to compete with the best minds in competitive programming.
Bit by Query

Bit by Query is a DBMS-themed contest focusing on SQL challenges. Test your skills in crafting queries, optimizing database operations, and solving real-world problems through SQL.
ML Frontiers

ML Frontiers is an exciting competition for machine learning enthusiasts. Build, test, and deploy cutting-edge models to compete against others. Solve complex challenges and showcase your skills in predictive analytics.
Leaderboards
Global Leaderboard
Check out the global leaderboard for all the competitions. See where you stand among the top performers from around the world.
ViewVirtual Contest | Bit by Query
Leaderboard for the virtual contest Bit by Query. The contest will be live from 23rd Jan 2025.
ViewBit by Query | Vol 1
Leaderboard for the First edition of Bit by Query by IOIT ACM Student Chapter held on 24 Jan 2024.
ViewComing Soon
Future Events & Competitions
Stay tuned for more exciting events and competitions. We have a lot in store!