OPENS AT: Sep 07, 10:30 AM

CLOSES ON: Sep 07, 04:30 PM


Social Share

Invite friends via email


Hi all,

You are allowed to submit your solutions in MySQL, Oracle and PostgreSQL engines only. We apologize for not able to serve MSSQL this time.

All the best :)



HackerEarth is conducting a 6-hour SQL challenge on 7th September 2017.

The top 5 participants will receive HackerEarth t-shirts.

Note: You can use IBM Bluemix and Watson to build your application. Register here for your free trial of IBM Bluemix and you can read about Waston Developer Cloud here.


  • In order to be able to claim your prizes, your HackerEarth profile must be completed more than 50%.
  • The prizes will be disbursed in the first week of the following month.
  • Ratings of the particular challenge will be updated in the user profile within 5 days after the challenge is over

To hangout with other SQLizers, we are also live on IRC (Freenode network) at #hackerearth.**


Before you begin the challenge

  1. Ensure that you read the SQL Judge before you begin the challenge.

  2. For the SQL questions, you must choose one database from the given lis...



Sample Challenge

Can I participate in a sample challenge?

Yes, you can participate in a sample challenge that allows you to understand how to participate in programming cha...

View All Notifications