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Posts on tips and tricks, using and learning about SQL for database development and analysis.

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DuckDB 1.5.2 Release, DuckLake v1.0 & PostgRESTxn for Atomic PG Transactions

DuckDB 1.5.2 Release, DuckLake v1.0 & PostgRESTxn for Atomic PG Transactions

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4 min read
How to prepare for a Data Engineering Interview

How to prepare for a Data Engineering Interview

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2 min read
Building an African Economic Data Pipeline with Python, DuckDB & World Bank API

Building an African Economic Data Pipeline with Python, DuckDB & World Bank API

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4 min read
I Reverse Engineered a Closed-Format App. Everything Was in SQLite.

I Reverse Engineered a Closed-Format App. Everything Was in SQLite.

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4 min read
PostgreSQL 17 in Production: Partitioning Improvements, COPY Progress, and the Features That Actually Matter

PostgreSQL 17 in Production: Partitioning Improvements, COPY Progress, and the Features That Actually Matter

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4 min read
PostgreSQL 17 in Production: Partitioning Improvements, COPY Progress, and the Features That Actually Matter

PostgreSQL 17 in Production: Partitioning Improvements, COPY Progress, and the Features That Actually Matter

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4 min read
PostgreSQL 0100C 오류 원인과 해결 방법 완벽 가이드

PostgreSQL 0100C 오류 원인과 해결 방법 완벽 가이드

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2 min read
01000 오류 원인과 해결 방법 완벽 가이드

01000 오류 원인과 해결 방법 완벽 가이드

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3 min read
ORA-00017 오류 원인과 해결 방법 완벽 가이드

ORA-00017 오류 원인과 해결 방법 완벽 가이드

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3 min read
Vector‑native RAG on Oracle: embeddings, HNSW/IVF, and hybrid search under database governance

Vector‑native RAG on Oracle: embeddings, HNSW/IVF, and hybrid search under database governance

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12 min read
DuckDB 1.5.3 Adds Quack Client-Server, SQLite Gets Cypher Graph Extension

DuckDB 1.5.3 Adds Quack Client-Server, SQLite Gets Cypher Graph Extension

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3 min read
AI SQL Assistants: What to Actually Look For Before You Commit

AI SQL Assistants: What to Actually Look For Before You Commit

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6 min read
How I built a fallback loop to save my recommendation engine

How I built a fallback loop to save my recommendation engine

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2 min read
Semantic Search with PostgreSQL: Pragmatism Beats Hype - Most of the Time

Semantic Search with PostgreSQL: Pragmatism Beats Hype - Most of the Time

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8 min read
DuckDB Lance Lakehouse Integration for Vector Search; SQLite Journaling; pgrls RLS Linter

DuckDB Lance Lakehouse Integration for Vector Search; SQLite Journaling; pgrls RLS Linter

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3 min read
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