Databases Resources

AWS Glue ETL Design Principles for Production PySpark Pipelines

Learn eight AWS Glue ETL design principles for building production PySpark pipelines that are maintainable, scalable, observable, and cost-efficient.

July 14, 2026

by Janani Annur Thiruvengadam

CORE

· 3,759 Views · 2 Likes

From Gherkin to Source Code Without Losing the Business Language

Instead of hiding business rules inside technical layers, I'll show how to keep them visible and explicit in the code. The code reads like the original Gherkin scenario.

July 14, 2026

by Douglas Cardoso

· 3,535 Views · 1 Like

API Facade vs. Orchestration vs. Eventing, Now With AI in the Loop

Discover architectural patterns for integrating AI into enterprise systems without sacrificing governance, reliability, observability, or loose coupling.

July 13, 2026

by Jubin Soni, FBCS

CORE

· 5,898 Views · 1 Like

Machine Identity Debt: Why Human Identity Is No Longer Cloud Security's Primary Boundary

Machine identities now outnumber human ones in cloud environments. Learn how to secure workloads with modern identity governance and trust.

July 13, 2026

by Igboanugo David Ugochukwu

CORE

· 6,813 Views · 1 Like

Database Normalization, ACID Properties, and SCDs: A Comprehensive Guide

Master database normalization, ACID properties, and Slowly Changing Dimensions (Types 0–3) with practical examples and performance best practices.

July 10, 2026

by arvind toorpu

CORE

· 2,967 Views · 4 Likes

Replacing Direct Storage URLs With a Media Proxy at Scale

Direct storage URLs broke under production constraints, so I replaced them with a UUID-based media proxy for auth, thumbnails, bulk downloads, and storage abstraction.

July 10, 2026

by Deepak Gupta

· 1,543 Views · 1 Like

Top 10 Best Places to Prepare for Your Next Data Engineer Interview

Candidates must demonstrate strong SQL, Python, data modeling, ETL, Spark, data warehousing, and system design expertise while solving real-world data challenges.

July 10, 2026

by Rahul Han

· 2,737 Views · 1 Like

Azure Databricks vs Microsoft Fabric: An Honest Guide to When to Use What

Azure Databricks and Microsoft Fabric overlap, but they're built for different priorities. Databricks for data engineering, ML, open-source, and Spark workloads.

July 9, 2026

by Jubin Soni, FBCS

CORE

· 4,983 Views

A Step-by-Step Guide to Implementing Columnar Tables in SQL Server

SQL Server columnar storage organizes data by columns instead of rows, delivering faster queries, better compression, and efficient analytics.

July 7, 2026

by arvind toorpu

CORE

· 2,938 Views · 1 Like

HTTP QUERY in Java: The Missing Method for Complex REST API Searches

HTTP QUERY gives Java REST APIs a cleaner way to handle complex searches with request bodies, avoiding long URLs and POST misuse while keeping reads explicit.

July 6, 2026

by Otavio Santana

CORE

· 2,586 Views

Parquet vs Lance: How Storage Layout Changes the Read Path

Parquet is scan-oriented. Lance is access-oriented. The difference is how much data the reader touches before returning results.

July 6, 2026

by Hitarth Trivedi

· 2,313 Views · 1 Like

Azure Databricks for Scalable MLOps and Feature Engineering With Apache Spark, Delta Lake, and MLflow

A practical guide to feature engineering at scale with Azure Databricks, covering distributed data processing with Spark and reliable storage with Delta Lake.

July 6, 2026

by Jubin Soni, FBCS

CORE

· 6,219 Views

LangChain With SQL Databases: Natural Language to SQL Queries

Building an SQL interface that is easy to use for NON-SQL users and provides immediate and accurate answers to business queries.

July 6, 2026

by Varun Joshi

· 1,543 Views · 1 Like

Resilience Lost in the Stack: How Abstraction Layers Silently Mask Distributed Systems’ Topology Awareness

The focus is on distributed systems resilience, specifically the integration gap between application abstractions and high-availability infrastructure layers.

July 3, 2026

by Rithra Ravikumar

· 2,302 Views

Building Your API Gateway From OpenAPI Specs: A Spec-Driven Approach

Generate API gateways directly from OpenAPI specs to eliminate configuration drift, simplify maintenance, and keep your API contract as the single source of truth.

July 3, 2026

by sahil arora

· 1,728 Views

OBO SSO in Java Applications: Securely Calling Downstream APIs on Behalf of a User

OBO (On-Behalf-Of) allows a Java API to securely call downstream services using the authenticated user's identity instead of the application's identity.

July 3, 2026

by Muhammed Harris Kodavath

· 2,165 Views · 3 Likes

Building an AI Agent That Responds to Real-Time Events With AWS Bedrock, Kinesis, DynamoDB, and S3

Build an AI agent that processes real-time events with Amazon Bedrock and a serverless AWS architecture powered by Kinesis, DynamoDB, and S3.

July 3, 2026

by Jubin Soni, FBCS

CORE

· 7,030 Views · 1 Like

WebSockets, gRPC, and GraphQL in the Core

A hands-on walkthrough of building a live chat over the new core WebSocket API and typed clients from a GraphQL schema and a proto file.

July 2, 2026

by Shai Almog

CORE

· 2,822 Views · 4 Likes

Beyond Root Cause: Building Effective Blameless Postmortems for Cloud-Native Systems

Blameless postmortems focus on learning, not blame, helping teams improve reliability, reduce recurring incidents, and strengthen resilience.

July 2, 2026

by Akshay Pratinav

· 2,627 Views

Dead Letter Queue Patterns in Apache Flink: Handling Poison Messages Without Stopping Your Stream

A poison message can trap a Flink job in a restart loop. Use side outputs, retries, tiered DLQs, durable sinks, and replay jobs to keep the stream running.

July 2, 2026

by Rohit Muthyala

· 4,067 Views

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