Anubhav Kumar Gupta

@anubhav2103

🚀 Data Engineer | Python, PySpark & SQL | Problem Solver | Tech Blogger

Bangalore, IndiaJoined August 2024

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I'm Anubhav Kumar Gupta, a passionate Data Engineer at Infometry Inc. with expertise in Python, SQL, and Data Engineering. I love solving complex problems, optimizing data pipelines, and integrating back-end technologies.

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AKAnubhav Kumar Guptaanubhav2103.hashnode.devApr 24, 2025 · 3 min read

🚀 Mastering SQL Performance Optimization: The Ultimate Guide for Faster Queries ⚡

SQL : Performance Optimization Techniques Whether you’re working with a few thousand rows or billions, query performance can make or break your database efficiency. Poorly written SQL not only slows your system but can also affect your entire analyti...

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AKAnubhav Kumar Guptaanubhav2103.hashnode.devJan 15, 2025 · 4 min read

Red-Black Trees.

A Self-Balancing Binary Search Tree Introduction: A red-black tree is a type of self-balancing binary search tree where each node includes an extra bit, often interpreted as its color: red or black. These colors help maintain the tree’s balance dur...

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AKAnubhav Kumar Guptaanubhav2103.hashnode.devJan 11, 2025 · 6 min read

Python Interview Question.

𝗕𝗮𝘀𝗶𝗰: 𝗟𝗮𝘆𝗶𝗻𝗴 𝘁𝗵𝗲 𝗙𝗼𝘂𝗻𝗱𝗮𝘁𝗶𝗼𝗻. 1. What is Python, and its key features? Python is a General purpose, High Level programming language that is easy to read and write. It’s popular for its simplicity, flexibility, and a large col...

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AKAnubhav Kumar Guptaanubhav2103.hashnode.devJan 7, 2025 · 4 min read

Radix Sort.

A Unique Linear-Time Sorting Algorithm Sorting algorithms are essential in computer science, allowing us to organize data efficiently. While many popular sorting algorithms like Merge Sort, Heap Sort, and Quick Sort are comparison-based and have a lo...

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AKAnubhav Kumar Guptaanubhav2103.hashnode.devDec 31, 2024 · 4 min read

SQL Self-Joins with Examples

After learning about different joins, it’s now time to dive into self-joins! At first glance, self-joins might sound complicated, but they’re not. Think of it as a table joining itself, like a table of Amazon transactions comparing itself for insight...

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Anubhav Kumar Gupta

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Anubhav Kumar Gupta's blogs

Recently published

🚀 Mastering SQL Performance Optimization: The Ultimate Guide for Faster Queries ⚡

Red-Black Trees.

Python Interview Question.

Radix Sort.

SQL Self-Joins with Examples

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Anubhav Kumar Gupta

About

Available for

Anubhav Kumar Gupta's blogs

Recently published

🚀 Mastering SQL Performance Optimization: The Ultimate Guide for Faster Queries ⚡

Red-Black Trees.

Python Interview Question.

Radix Sort.

SQL Self-Joins with Examples