PinnedHarsh Gupta·Oct 28🛑 The Death of the Star Schema: Why Modern Warehouses Swapped Kimball for One Big Table (And Why…By Harsh GuptaA response icon8A response icon8
PinnedHarsh Gupta·Jun 13🛑 The Death of ETL: Why “Zero-Copy” Architecture is the Ultimate System Design Test in 2026By Harsh GuptaA response icon20A response icon20
PinnedHarsh Gupta·Aug 19, 2025Beyond the Dashboard: How to Run and Analyze A/B Tests with SQL (Without a Stats Degree)By Harsh Gupta
PinnedHarsh Gupta·Aug 3, 2025Your Data is Lying to You: The 3 SQL Queries Every Analyst Needs to Uncover Hidden Data Quality…By Harsh Gupta
Harsh Gupta·4d ago🛑 The Hash Key Trap: Why MD5 Surrogate Keys Are Quietly Killing Your Warehouse PerformanceBy Harsh GuptaA response icon2A response icon2
Harsh Gupta·Nov 5🛑 The SCD Type 2 Nightmare: Why Immutable Parquet Broke History Tracking (And How Senior Teams Fix…By Harsh GuptaA response icon1A response icon1
Harsh Gupta·Oct 31🛑 The $1.2M NULL Trap: Why WHERE status != 'CANCELLED' Is Silently Dropping Your RevenueBy Harsh Gupta
Harsh Gupta·Oct 20🛑 The $14,000 ‘SELECT 1’: Why “Idle” Cloud Warehouses Never Actually SuspendBy Harsh Gupta
Harsh Gupta·Oct 11🛑 The 2 AM Auto-Resume Trap: Why “Idle” Warehouses Are Quietly Draining Your Cloud BudgetBy Harsh GuptaA response icon1A response icon1
