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

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From English to SQL: How LLMs Actually Understand Your Database Schema

From English to SQL: How LLMs Actually Understand Your Database Schema

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6 min read
HOW DO YOU FEEL??

HOW DO YOU FEEL??

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2 min read
Preventing double-bookings with PostgreSQL exclusion constraints

Preventing double-bookings with PostgreSQL exclusion constraints

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6 min read
SQLite Journaling on SMB, TypeGraph for SQL Graphs, Cross-Engine Migrations

SQLite Journaling on SMB, TypeGraph for SQL Graphs, Cross-Engine Migrations

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3 min read
How to Prompt AI Tools to Write Accurate SQL Queries (And Why Most Developers Get This Wrong)

How to Prompt AI Tools to Write Accurate SQL Queries (And Why Most Developers Get This Wrong)

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6 min read
I built a tool that lets you query websites using SQL
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I built a tool that lets you query websites using SQL

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1 min read
Learning SQL As If You Built It Yourself

Learning SQL As If You Built It Yourself

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12 min read
Can ClickHouse DELETE Data? A 2026 PR-by-PR Analysis

Can ClickHouse DELETE Data? A 2026 PR-by-PR Analysis

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31 min read
Meet QueryDen: The Modern Database Client Built for Developers
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Meet QueryDen: The Modern Database Client Built for Developers

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2 min read
PostgreSQL: New Time-Series Extension & Replication Monitor; DuckDB in Production

PostgreSQL: New Time-Series Extension & Replication Monitor; DuckDB in Production

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3 min read
Come estrarre una singola tabella da un file dump MySQL
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Come estrarre una singola tabella da un file dump MySQL

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1 min read
Cleaning Messy Phone Numbers in PostgreSQL Using REGEXP_REPLACE
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Cleaning Messy Phone Numbers in PostgreSQL Using REGEXP_REPLACE

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6 min read
Eight window-function tricks beyond LAG and ROW_NUMBER

Eight window-function tricks beyond LAG and ROW_NUMBER

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6 min read
DuckDB EC2 Optimization, Postgres FDW Pushdown, SQLite NetBeans Connectivity

DuckDB EC2 Optimization, Postgres FDW Pushdown, SQLite NetBeans Connectivity

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4 min read
Data Analyst Interviews in 2026: How to Clear SQL, Case Studies, and Behavioral in the Same Loop

Data Analyst Interviews in 2026: How to Clear SQL, Case Studies, and Behavioral in the Same Loop

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4 min read
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