So, you’ve got a HackerRank test coming up, huh? It’s pretty common these days, with lots of companies using it to see if you can code. It can feel a bit daunting, but honestly, it’s just another ...

Getting good at SQL for interviews can feel like a puzzle. You know the basics, but putting them together in a way that impresses people is another thing entirely. Luckily, there are great tools out ...

this repository is dedicated to storing solutions for problems from CodeChef, a popular competitive programming platform. Emphasize that it is a personal repository created to track my progress and ...

SQL, the Structured Query Language, is a cornerstone skill for anyone working with data. To master this powerful language, consistent practice is crucial. We present a curated list of 12 top-notch ...

we have a swipe table which keeps track of the employee login and logout timings. 1. Find out the time employee person spent in office on a particular day (office hours = last logout time - first ...

SQL, or Structured Query Language, is like the language of databases. It’s a way for computers to understand and manage data. Whether one is aiming to be a data analyst, scientist, or engineer, SQL is ...

class Rectangle: def __init__(self,breadth,length): self.breadth=breadth self.length=length def area(self): return self.breadth*self.length pass class Circle: def ...

Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in one attempt. The questions asked are Invoices Per Country and Product Sales Per City.