PrakashJain 🇮🇳

Listen 🎧 this . If you can take something great out of it.

What’s wrong with the internet, especially Jio One? I’ve been facing a lot of issues with Jio Internet these days.

I am thrilled to announce that I have passed the Microsoft Certified Fabric Data Engineer Associate certification. During my certification journey, I have honed the core skills required for a data engineer. learn.microsoft.com/api/credential…

@ramxcodes yes off course

Should i create 20 next? Here’s what I've done as 19:

I just published What Really Happens When You Run a JOIN in Spark? (Under the Hood Deep Dive) medium.com/p/what-really-…

@Divyansh91565 @XCreators wow

Thank you @XCreators

I just published How a SQL Query Works Under the Hood in a Distributed Database Engine medium.com/p/how-a-sql-qu…

Data flows like streams, Spark ignites with fiery dreams— Bug hunts never end!

Check out my latest article: How I Optimized a Slow SQL Pipeline by Fixing Small, Expensive Mistakes linkedin.com/pulse/how-i-op… via @LinkedIn

I just published How I Optimized a Slow SQL Pipeline by Fixing Small, Expensive Mistakes medium.com/p/how-i-optimi…

There’s plenty of room for optimisation.

That means the entire dataset was being read through a single JDBC connection. No parallelism. No distribution. Just one executor doing all the work. Spark wasn’t slow. I had accidentally made it single-threaded. @prakash.pandit/why-my-spark-job-took-40-minutes-to-read-6-7-gb-and-how-one-configuration-change-fixed-it-2c47a500f687" target="_blank" rel="nofollow noopener">medium.com/@prakash.pandi…

@Divyansh91565 what is pen

Just a moment ago… Papa asked me and my little brother for a pen. And somehow… hum dono ke paas ek bhi pen nahi tha. Mere paas sirf pencil. Uske paas red pen. Papa: "Padhne wale baccho ka ghar hai… aur dono ke paas ek pen bhi nahi hai?" Silence... Fielding set thi mittar.

Pennies pinch and squeak, Future dreams on shoestring thread— Hopeful beans count loud. #Budget2026

Missiles fly like birds, Diplomacy takes a nap— Twitter's still awake.

It's all about what value you provide to the business by leveraging your skills.

Every beginner asks the same question: “Should I start LeetCode directly or first learn DSA?” Most people choose wrong — and then blame LeetCode. Here’s the truth 🧵👇 Course or LeetCode? The DSA Truth No One Tells You youtu.be/-zxnEC294_I?si… via @YouTube

Day 34 of the Winter Arc. Winter doesn’t weaken — it refines. Less noise. Fewer excuses. Sharper focus. Stronger systems. This is pressure doing its job.

Day 33 of the Winter Arc. Still no shortcuts. Still no applause. Just systems running, habits locking in, progress stacking quietly. This is how long games are won.❄️🔥

Day 32 of the Winter Arc. No hype today. Just showing up, doing the work, fixing what broke yesterday. Discipline isn’t loud — it’s repetitive and slightly boring. That’s how it compounds.

Winter Arc Workout · Day 32 The grind didn’t get lighter— I got sharper. Every rep was a reminder that consistency is a quiet weapon. No flash. No shortcuts. Just pressure, discipline, and a mind that refuses to fold. The winter arc continues.