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

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SQL for Developers: The Practical Guide (2026)

SQL for Developers: The Practical Guide (2026)

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5 min read
Your LLM fused the two columns you asked for — and the eval marked it wrong

Your LLM fused the two columns you asked for — and the eval marked it wrong

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3 min read
# Modernizing the Pitch: Building an Automated SQL Data Quality and Transformation Pipeline for Multi-Club Scouting Platforms

# Modernizing the Pitch: Building an Automated SQL Data Quality and Transformation Pipeline for Multi-Club Scouting Platforms

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5 min read
Clustered Indexes in SQL Server: How Data is Stored for Faster Queries

Clustered Indexes in SQL Server: How Data is Stored for Faster Queries

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4 min read
AI-Assisted SQL Development with Claude Code — Rules, Skills and Agents That Enforce Conventions

AI-Assisted SQL Development with Claude Code — Rules, Skills and Agents That Enforce Conventions

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7 min read
As 12 Regras de Codd: o que torna um banco de dados realmente relacional?

As 12 Regras de Codd: o que torna um banco de dados realmente relacional?

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7 min read
LLM SQL Guard Architecture: Parser, Catalog, Policy Engine, Audit Log

LLM SQL Guard Architecture: Parser, Catalog, Policy Engine, Audit Log

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1 min read
Understanding the Key Differences Between SQL and NoSQL Databases

Understanding the Key Differences Between SQL and NoSQL Databases

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1 min read
Oracle ORA-00215 Error: Causes and Solutions Complete Guide

Oracle ORA-00215 Error: Causes and Solutions Complete Guide

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3 min read
PostgreSQL 20000 Error: Causes and Solutions Complete Guide

PostgreSQL 20000 Error: Causes and Solutions Complete Guide

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3 min read
Scaling n8n with PostgreSQL and Redis on Upsun 🚀

Scaling n8n with PostgreSQL and Redis on Upsun 🚀

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1 min read
SQL Server Heaps: Understanding Tables Without Clustered Indexes

SQL Server Heaps: Understanding Tables Without Clustered Indexes

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4 min read
Normalization vs. Denormalization: The Great Database Debate

Normalization vs. Denormalization: The Great Database Debate

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2 min read
Building an Atomic Delivery Dispatcher with PostgreSQL Row-Level Locking

Building an Atomic Delivery Dispatcher with PostgreSQL Row-Level Locking

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5 min read
Oracle ORA-00206 Error: Causes and Solutions Complete Guide

Oracle ORA-00206 Error: Causes and Solutions Complete Guide

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3 min read
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