Databases Resources

From HTTP to Kafka: A Custom Source Connector

Learn how to implement a custom Kafka Connect HTTP source connector to integrate with HTTP endpoints, covering connector configuration, deployment and usage.

September 10, 2025

by Ion Pascari

· 4,717 Views · 5 Likes

Using Arrow Flight SQL to Improve Data Transfer Performance in Apache Doris

Learn how Arrow Flight SQL boosts Apache Doris data transfer up to 100x, enabling faster, efficient analysis and improved workflow in Python and Java.

September 10, 2025

by Zen Hua

· 2,045 Views · 1 Like

Using ChartMuseum as a Helm Repository

ChartMuseum is a lightweight, open-source Helm Chart repository for Kubernetes. Learn how to deploy it, enable authentication, and integrate with CI/CD.

September 9, 2025

by Tanmay Batham

· 3,268 Views

Tutorial: RAG at Scale With Vector Databases vs Lakehouse Architectures

Learn how to scale RAG pipelines by storing embeddings in vector databases vs. lakehouses, with hands-on examples and key trade-offs.

September 9, 2025

by Vivek Venkatesan

· 3,282 Views

Understanding Table Statistics in SQL Server: Importance, Performance Impact, and Practical Examples

SQL Server table statistics guide the optimizer in building efficient query plans. DBAs must keep them updated to avoid poor performance from stale data.

September 9, 2025

by arvind toorpu

CORE

· 3,591 Views · 2 Likes

How to Use Jenkins Effectively With ECS/EKS Cluster

Jenkins on AWS ECS/EKS boosts CI/CD with scalability, cost-efficiency, and automation, using AI-driven dynamic scaling, security, and monitoring

September 9, 2025

by Bibin Skaria

· 2,990 Views · 2 Likes

Cloud Automation Excellence: Terraform, Ansible, and Nomad for Enterprise Architecture

Enterprise cloud architecture demands sophisticated orchestration of infrastructure, configuration, and workload management across diverse computing platforms.

September 9, 2025

by Vidyasagar (Sarath Chandra) Machupalli FBCS

CORE

· 5,448 Views · 3 Likes

Replacing LEADTOOLS Scanner With AWS Textract (Step-by-Step Migration)

LEADTOOLS is a scanning tool that needs to be migrated to the AWS Cloud using an equivalent service, such as AWS Textract, for real-time document scanning.

September 8, 2025

by Prabhakar Mishra

· 2,483 Views · 1 Like

API Design First: AsyncAPI in .Net

AsyncAPI isn't as widely adopted as OpenAPI Spec, however, it's getting significant attention in the world of everything async and distributed.

September 8, 2025

by Shashi Kumar

· 2,313 Views · 2 Likes

Building a Platform Abstraction for AWS Networks Using Crossplane

Build Crossplane abstractions that let your devs request AWS networks without writing infrastructure code. Create XRD and composition to hide details.

September 5, 2025

by Ramesh Sinha

· 3,017 Views · 1 Like

Making String Search Easier Across Databases

Users rarely remember exact strings. Partial search with fragments—beginnings, endings, or keywords—has become crucial for systems like e-commerce and finance.

September 5, 2025

by Otavio Santana

CORE

· 3,257 Views · 2 Likes

Change Data Capture for Apache Phoenix Stream

Apache Phoenix, a relational low latency, high throughput database backed by Apache HBase has implemented Change Data Capture. Learn the details of the CDC Streaming.

September 5, 2025

by Viraj Jasani

· 2,601 Views · 4 Likes

Build a RAG Application With LangChain and Local LLMs Powered by Ollama

Learn how to run local LLMs with Ollama and Azure Cosmos DB for RAG, ensuring data privacy, offline use, and full control of your AI workflow.

September 5, 2025

by Abhishek Gupta

CORE

· 3,257 Views · 1 Like

DSLs vs. Libraries: Evaluating Language Design in the GenAI Era

Compare general-purpose and domain-specific languages, their AI-driven evolution, and how they optimize data pipelines and trading workflows efficiently.

September 3, 2025

by Raghav Talwar

· 2,877 Views · 1 Like

Simple Efficient Spring/Kafka Datastreams

Datastreams from Souce via Kafka to Sink done simple, easy to code, efficient to run. Deployed in Kubernetes and written in Java and Kotlin.

September 3, 2025

by Sven Loesekann

· 6,541 Views · 7 Likes

Understanding Apache Spark Join Types

Three join types in Spark data frame SQL operations are crucial for the performance of big data Apache Spark applications.

September 3, 2025

by Ram Ghadiyaram

CORE

· 4,062 Views · 5 Likes

File Systems <> Database: Full Circle

The start of the computer storage era was a file-based system, which evolved into databases; However, data advancement made file systems relevant again.

September 3, 2025

by BHUSHAN FADNIS

· 1,688 Views

Modernizing Oracle Workloads With Real-Time Analytics

AWS now supports zero-ETL integration from Amazon RDS for Oracle to Redshift, enabling near-real-time analytics and machine learning without complex pipelines.

September 2, 2025

by Harpreet Kaur Chawla

· 1,703 Views · 1 Like

Prototype for a Java Database Application With REST and Security

Prototype for a Java database application with REST and security using Spring Boot and containers for testing, using Keycloak for security and PostgreSQL for persistence.

September 2, 2025

by George Pod

· 4,186 Views · 5 Likes

Autonomous QA Testing With Playwright, LangGraph, and GPT-4o on AWS

In this article, learn to build a fully autonomous QA pipeline that writes, executes, and self-heals Playwright tests using LLMs.

September 2, 2025

by Rama Mallika Kadali

· 3,948 Views

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