SQLite WAL Debug, pgstream v1.1.0, & Postgres Scaling Retrospective
SQLite WAL Debug, pgstream v1.1.0, & Postgres Scaling Retrospective Today's Highlights This week's database highlights include a deep dive into SQ…
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Discovering PII Inside InterSystems IRIS
Data privacy regulations such as GDPR, LGPD, and HIPAA demand that organizations know exactly where Personally Identifiable Information (PII) lives in…
Building a Natural Language Query Interface for Your Database: A Developer's Blueprint
Every product team eventually hits the same wall. Marketing wants to know which signups came from last week's campaign. Support wants a list of custom…
PostgreSQL HA Risks, Replication Internals, & Rapid Branching
PostgreSQL HA Risks, Replication Internals, & Rapid Branching Today's Highlights Today's highlights include critical insights into Patroni's repli…
SQLAlchemy Essentials: A Beginner’s Roadmap
Key Takeaways SQLAlchemy is both an ORM and a SQL toolkit — pick one, use both, whatever works for your situation. Learn Engine, Session, and Declarat…
Top 12 SQL Interview Problems for Data Engineers, With Answers
I've been on both sides of the SQL interview table somewhere around 20 times in a single job search. The pattern is always the same: candidates know S…
Building My First End-to-End ETL Pipeline with Airflow, BigQuery, and Docker
Recently, I completed my first full Data Engineering project: building an end-to-end ETL pipeline using real-world Australian weather data spanning 10…
DuckDB Data Inlining, SQLite Fossildelta OOB, Postgres 19 Temporal Data
DuckDB Data Inlining, SQLite Fossildelta OOB, Postgres 19 Temporal Data Today's Highlights Today's highlights include DuckDB's innovative data inlinin…
When Kubernetes Isn't the Problem: Debugging External Dependencies in AKS
Introduction One of the most common mistakes during incident response is assuming Kubernetes is the problem simply because the application runs on Kub…
Stop Hiding SQL Behind Your ORM: jOOQ, JPA, and JDBC Under Production Load
Most persistence debates in Java are framed incorrectly. The question is not: Should we use JPA, jOOQ, or JDBC? The real question is: Is this part of …
I built an AI-personalized news bot that runs on a single SQLite file — architecture and everything that broke
I built an AI-personalized news bot that runs on a single SQLite file — architecture and everything that broke TL;DR — @futur_e_news_bot . A bilingual…
QN : Ingest and transform data in a lakehouse
lakehouse has two storage areas ; Files and Tables Files Store structured, queryable data by sql Supports schema definitions and ACID transactions Tab…
DuckLake Spec, pg_background 2.0, and pgsql_tweaks 1.0.3 Enhance Database Ecosystem
DuckLake Spec, pg_background 2.0, and pgsql_tweaks 1.0.3 Enhance Database Ecosystem Today's Highlights This week's highlights include DuckDB's new Duc…
DuckDB 1.5.3 & Quack Protocol Release; PostgreSQL File Descriptor Tuning
DuckDB 1.5.3 & Quack Protocol Release; PostgreSQL File Descriptor Tuning Today's Highlights This week's database news highlights significant advan…
DuckDB Integrates Lance Lakehouse; SQLite CVE Fix; Postgres 19 Beta on K8s
DuckDB Integrates Lance Lakehouse; SQLite CVE Fix; Postgres 19 Beta on K8s Today's Highlights This week, DuckDB introduces integrated vector and hybri…
SQLite Optimizer Deep Dive, Change-Set Internals & Azure PostgreSQL Architecture
SQLite Optimizer Deep Dive, Change-Set Internals & Azure PostgreSQL Architecture Today's Highlights This week, we explore SQLite's query planner o…
How I Cut 769 Database Queries With One Window Function
From Grafana to Real Performance Gains I noticed in the Grafana dashboard that GET /api/v1/dokter/public/jadwal-dokter was on average taking 1 second …
When Text Becomes Code: Defending LLM–Database Integrations from Prompt Injection
When Text Becomes Code: Securing LLM–Database Integrations When you connect a large language model to your production data, you’re no longer just ship…
🧠 Mastering pinecone fastapi semantic search tutorial
🚀 Overview — Why Semantic Search Matters Semantic search surpasses simple keyword matching because embeddings place texts in a high‑dimensional vector…
Query Markdown as a Database with mq-db: SQL, mq, and Interval Indexes
Managing large collections of Markdown documents (documentation sites, knowledge bases, notes) often means resorting to a messy combination of grep an…
The Data Engineering Take-Home Assessment: How to Turn a 4-Hour Test Into a Job Offer
Most candidates treat the take-home assessment as a coding test. It is not. It is a professional communication test that happens to include coding. Th…
PostgreSQL 19 Graph Queries & REPACK; SQLite Advanced SQL Patterns
PostgreSQL 19 Graph Queries & REPACK; SQLite Advanced SQL Patterns Today's Highlights PostgreSQL 19 introduces major features with SQL/PGQ for gra…
How I Exported 1 Million+ Oracle Records to CSV in Under 30 Seconds Using Node.js
The Problem During the modernization of a legacy enterprise application, one feature initially appeared deceptively simple: Export data to CSV. The le…
I built a release intelligence agent in 4 days with Coral, Groq, and Claude Code. Here's the exact route
5 days. Solo. First hackathon. One dashboard that tells you whether to ship. This is not a polished retrospective. This is the actual route I took — w…
How I Built RepoSense: A GitHub Intelligence CLI With Coral SQL
Every developer I know has the same problem: 300 open issues, 40 stale PRs, a security label buried somewhere in the noise — and no fast answer to wha…
SQL-like Queries in FSRS Plugin for Obsidian
SQL-like Queries in FSRS Plugin for Obsidian Spaced repetition in Obsidian usually works as "show all cards with due earlier than today." That's enoug…
DuckDB 1.5.3 Iceberg updates, PostgreSQL TDE extension & AI index tuning
DuckDB 1.5.3 Iceberg updates, PostgreSQL TDE extension & AI index tuning Today's Highlights Today's highlights include DuckDB's enhanced Iceberg i…
Quack-Mate: a chess engine in SQL
We have all seen SQL pushed past its comfort zone to build things like 3D renderers or cellular automata. Naturally, I wondered about a classic comput…
1 Minute SQL Tips with WoWSQL — 28 May 2026
1 Minute PostgreSQL Tip: Indexing JSONB for Faster Lookups 🚀 Ever struggled with slow queries on your JSONB columns? You're not alone. Many developers…
SQLite Bugfix, PostgreSQL Migrations & Filesystem API Paradigm
SQLite Bugfix, PostgreSQL Migrations & Filesystem API Paradigm Today's Highlights This week, we dive into a critical SQLite predicate evaluation b…