Author

Karthik

@shettynandana002

articles: 18
total claps: 70
top claps: 51
avg read: 11.9 min
paywalled: 1
active: 2025-01-08 → 2026-07-29

Wiki topics

🔧 · Data Engineering · 12 ML · Machine Learning · 12 🔬 · Science · General · 10 EDU · Education & Learning · 5 BIZ · Business Strategy · 3 AI · AI · General · 3 ☁️ · DevOps & Cloud · 2 TLS · Design Tools & Workflow · 2

Top tags

#data-engineering ·11 #data-science ·10 #technology ·9 #software-engineering ·9 #software-development ·8 #machine-learning ·3 #writing ·2 #conformal-prediction ·2 #ai ·2 #college ·2

ART TCH AI SCI

KA Karthik

Day 16 of 32 Days of SQL Concepts — Materialized Views

Materialized views represent a sophisticated architectural pattern addressing the fundamental tension between computational efficiency and…

Jun 05, 2026 · 16 min read · 51 claps #data-engineering #data-science #technology

AI SCI

KA Karthik

Skewed Joins in PySpark: The Silent Killer of Distributed Performance (And How to Actually Survive…

You’ve been here. You submit a Spark job. It starts strong. 95% of the tasks finish in 4 minutes. Then, one lags. Just that one. It’s been…

Aug 15, 2025 · 5 min read · 5 claps #pyspark #writing #data

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KA Karthik

PySpark Internals — Day 87 of 100 Days of Data Engineering, AI and Azure Challenge

PySpark combines the scalability of Apache Spark (JVM-based) with Python’s simplicity. Below is a detailed breakdown of its internals…

Mar 07, 2025 · 3 min read · 5 claps #spark #pyspark #data-engineer

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KA Karthik

Day 14 of 32 Days of SQL Concepts — PERCENT_RANK()

PERCENT_RANK() represents a sophisticated analytical function occupying a distinct position within the window function taxonomy. Where…

Jun 03, 2026 · 14 min read · 3 claps #technology #software-development #software-engineering

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KA Karthik

Day 20 of 32 Days of SQL Concepts — Partitioning

Partitioning represents a sophisticated table design strategy dividing large tables into smaller, independently managed physical segments…

Jun 09, 2026 · 17 min read · 2 claps #data-engineering #data-science #technology

ECO TCH AI SCI LIF

KA Karthik

Day 15 of 32 Days of SQL Concepts — Database Administration

Database Administration represents the operational, strategic, and technical discipline governing data system lifecycle management. For an…

Jun 04, 2026 · 17 min read · 1 claps #data-engineering #data-science #technology

TCH AI

KA Karthik

Day 17 of 32 Days of SQL Concepts — Analytic Functions

Analytic functions represent a sophisticated analytical capability that fundamentally transforms SQL from a set-oriented language into a…

Jun 06, 2026 · 17 min read · 1 claps #technology #data-engineering #software-engineering

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KA Karthik

Day 22 of 32 Days of SQL Concepts — Dynamic SQL

Dynamic SQL represents one of the most powerful and perilous capabilities in modern data engineering. Unlike static SQL, where query…

Jun 11, 2026 · 15 min read · 1 claps #technology #software-development #software-engineering

ECO TCH DSN AI SCI

KA Karthik

Day 21 of 32 Days of SQL Concepts — User-Defined Functions (UDFs)

User-Defined Functions represent one of the most powerful abstractions in modern data engineering, allowing practitioners to encapsulate…

Jun 10, 2026 · 12 min read · 1 claps #software-development #software-engineering #data-science

AI HUM

KA Karthik

Uncertainty Quantification in AI (Part — 1)

The following is series of posts on Uncertainity quantification in AI systems and discussion on some of the statistical methods to overcome…

Jul 29, 2026 · 17 min read · 0 claps #conformal-prediction #uncertainty #llm

Uncertainty Quantification in AI (Part — 1)

AI HUM

KA Karthik

Uncertainty Quantification in AI (Part — 2)

Chapter 2 — The Idea Behind Conformal Prediction

Jul 29, 2026 · 16 min read · 0 claps #conformal-prediction #ai #ai-quantification

Uncertainty Quantification in AI (Part — 2)

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KA Karthik

Day 19 of 32 Days of SQL Concepts — Synonyms

SQL Synonyms provide alternative names for database objects, creating abstraction layers that simplify references, enable seamless schema…

Jun 08, 2026 · 15 min read · 0 claps #data-engineering #data-science #technology

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KA Karthik

Day 18 of 32 Days of SQL Concepts — Sequences

SQL Sequences represent database objects that generate unique numeric values in guaranteed sequential order. Unlike surrogate key…

Jun 07, 2026 · 14 min read · 0 claps #technology #software-development #software-engineering

AI TCH HUM SCI

KA Karthik

20 Days of Artificial Intelligence — Day 19 of 20 — AI Agents

An Agent is an AI system that doesn’t just generate text; it uses Reasoning to complete a goal by interacting with the real world. If an…

May 19, 2026 · 8 min read · 0 claps paywalled #artificial-intelligence #data-engineering #data-science

20 Days of Artificial Intelligence — Day 19 of 20 — AI Agents

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KA Karthik

DBFS — Day 30 of 100 Days of Data Engineering, AI and Azure Challenge

DBFS (Databricks File System) is like the cool, cloud-native cousin of Hadoop — a tool that makes managing and processing massive data…

Jan 08, 2025 · 8 min read · 0 claps #dbfs #databricks #azure

ECO HUM SOC

KA Karthik

A New Age Learning Environment at Institute of Management Studies

The education sector is evolving rapidly as technology, globalization, and changing industry expectations continue to reshape the…

May 25, 2026 · 8 min read · 0 claps #education #higher-education #college

A New Age Learning Environment at Institute of Management Studies

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KA Karthik

Setting Up Flutter for iOS Development on macOS

A step-by-step guide to installing Flutter, configuring Xcode, sorting out CocoaPods, and getting your app running in the iOS Simulator.

Jun 09, 2026 · 7 min read · 0 claps #macos #flutter-app-development #flutter

Setting Up Flutter for iOS Development on macOS

ECO HUM

KA Karthik

IMS Noida and Its Growing Reputation Among Business Schools in Noida

Management education has become one of the most important pathways for students who want to build successful careers in business, finance…

May 18, 2026 · 6 min read · 0 claps #college #education #mba