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

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Getting Started with SQL: The Language of Data

Getting Started with SQL: The Language of Data

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3 min read
Clean SQL with Comments: Syntax and Practices for All Engines

Clean SQL with Comments: Syntax and Practices for All Engines

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1 min read
Recursion in SQL: Unlocking Trees and Graphs with Recursive CTEs

Recursion in SQL: Unlocking Trees and Graphs with Recursive CTEs

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3 min read
Optimizing SQL queries for your AI Agents.

Optimizing SQL queries for your AI Agents.

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4 min read
Mastering SQL Window Functions: ROW_NUMBER vs RANK vs DENSE_RANK

Mastering SQL Window Functions: ROW_NUMBER vs RANK vs DENSE_RANK

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2 min read
Taxi Drivers Efficiency Analysis with SQL & Tableau

Taxi Drivers Efficiency Analysis with SQL & Tableau

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3 min read
Mastering SQL Joins: Your Definitive Guide to Relational Data Mastery

Mastering SQL Joins: Your Definitive Guide to Relational Data Mastery

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2 min read
DB_DEVELOPER_ROLE Role in Oracle Database 23ai

DB_DEVELOPER_ROLE Role in Oracle Database 23ai

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3 min read
Slow SQL? Diagnose & Fix Bottlenecks Fast!

Slow SQL? Diagnose & Fix Bottlenecks Fast!

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6 min read
ORM vs ODM: What's the Difference and When to Use Them?

ORM vs ODM: What's the Difference and When to Use Them?

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1 min read
10 SQL Anti-Patterns You Must Avoid in Production

10 SQL Anti-Patterns You Must Avoid in Production

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2 min read
Integration testing tRPC and in memory MySQL database.

Integration testing tRPC and in memory MySQL database.

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5 min read
Which LLM writes the best SQL?

Which LLM writes the best SQL?

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10 min read
Create Columns from Distinct Values of a Column — From SQL to SPL #26

Create Columns from Distinct Values of a Column — From SQL to SPL #26

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1 min read
What’s a database anyway?? A blog post for kids

What’s a database anyway?? A blog post for kids

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14 min read
What's New 🆕🤯 in PostgreSQL 18 🐘 - a DBA's Perspective

What's New 🆕🤯 in PostgreSQL 18 🐘 - a DBA's Perspective

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5 min read
Substring from a Column of Strings — From SQL to SPL #25

Substring from a Column of Strings — From SQL to SPL #25

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2 min read
Oracle Object List - Demo 00:58

Oracle Object List - Demo

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1 min read
NoSQL vs. SQL: Which One to Use

NoSQL vs. SQL: Which One to Use

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3 min read
Behind the Query: The Secret Life of Database Indexes

Behind the Query: The Secret Life of Database Indexes

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8 min read
How to install PostgreSQL on macOS: Step-by-Step Instructions

How to install PostgreSQL on macOS: Step-by-Step Instructions

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1 min read
DuckDB: When You Don’t Need Spark (But Still Need SQL)

DuckDB: When You Don’t Need Spark (But Still Need SQL)

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2 min read
Oracle 23ai — Read-Only User Feature

Oracle 23ai — Read-Only User Feature

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2 min read
Open-source Node.js blogging engine with newsletter functionality

Open-source Node.js blogging engine with newsletter functionality

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1 min read
DuckDB 1.20 Released! Exploring the New Features

DuckDB 1.20 Released! Exploring the New Features

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4 min read
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