Hey there data enthusiasts! Are you ready to dive into the world of Hive and Impala and unleash their true potential? Whether you’re a seasoned pro or just starting out, writing efficient queries is the key to supercharging your data analysis. In this article, I’ll walk you through some casual…

Welcome to the exciting world of SQL! SQL, or Structured Query Language, is the language used to manage and manipulate data stored in relational databases. …

Learning SQL (Structured Query Language) is a valuable skill for anyone working with data, as it is a standard language used to communicate with databases. As they say “SQL is the glue that holds your data together. Without it, you’re just left with a scattered mess of information.” ~ Unknown …

Basic Linux commands → ls-al: Lists files and directories with detailed information like permissions, size, owner, etc. → ls: Lists all files and directories in the present working directory → ls-R: Lists files in sub-directories as well → ls-a: Lists hidden files as well → cd or cd ~: Navigate…

Hey there! So, picture this: interest rates are on the rise! 📈 You might be wondering, “What’s the big deal?” Well, for banks, it’s actually pretty awesome news because it can boost their profits! …

Picture this: you’re stranded on a deserted island with nothing but a laptop and a thirst for programming. You want to create lists in Python, but you don’t want to write lengthy for loops or complicated conditional statements. What do you do? …

Congratulations, fresher! You’ve landed an interview for a SQL job. Now, it’s time to prepare for the technical grilling that lies ahead. Don’t worry, though; with the right mindset and preparation, you can nail the interview and impress your potential employer. Also, please crush that clap and follow button. Review…

Are you tired of managing stacks of hard drives and external storage devices? Do you find yourself constantly worrying about data loss and system failures? Fear not, because AWS S3 is here to save the day! Amazon Simple Storage Service, commonly known as AWS S3, is a highly scalable and…

ROW_NUMBER(), RANK(), and DENSE_RANK() are all functions in SQL that are used to assign unique rankings to rows in a result set. They are similar, but have some important differences: Also Hey ! Show your support and appreciation by clapping for my posts! SQL Basics Simplified: 2023 Welcome to the exciting world of SQL! SQL, or Structured Query Language, is the language used to manage and manipulate…adityadaria.medium.com