SRSailesh Ravichandranindata-engineering-sailesh.hashnode.dev·Aug 6 · 10 min readFixing the Past Without Breaking the Present: How Enterprises Backfill Historical DataA plain English look at a real problem every large company eventually hits and how to solve it safely. Table of Contents The Problem in One Sentence Why You Can't Just "Start Over" Five Situations00
SRSailesh Ravichandranindata-engineering-sailesh.hashnode.dev·Aug 4 · 11 min readDeduplication and Late-Arriving Data HandlingHow we stopped rewriting the entire lake every night and started scoping dedup work to exactly the partitions that changed Domain: Data Engineering Stack: Azure Databricks, Delta Lake (MERGE + Z-Orde00
SRSailesh Ravichandranindata-engineering-sailesh.hashnode.dev·Aug 3 · 10 min readAgentic Root Cause Analysis for Lakehouse Pipeline FailuresCategory: Data Engineering · Platform Engineering · AIOps Pattern: AI-Augmented Operations (AIOps), Risk-Gated Automation Cloud: Azure + Databricks Scale: Enterprise (thousands of pipelines/day) 1. 00
SRSailesh Ravichandranindata-engineering-sailesh.hashnode.dev·Aug 3 · 13 min readCentralized Enterprise Data Quality FrameworkDifficulty: Expert Category: Data Engineering Architecture Pattern: Metadata Driven Data Quality Platform Target Audience: Principal Data Engineers, Data Engineers, Enterprise Architects Executive S00
SRSailesh Ravichandranindata-engineering-sailesh.hashnode.dev·Aug 3 · 12 min readGlobal Data Residency Platform - Architecture ExplainedCategory: Data Engineering · Data Platform · Data Governance · Cloud Architecture 1. Business Problem A multinational enterprise operates across multiple regions: EU Europe US United States APAC As00
