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

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Integration testing tRPC and in memory MySQL database.

Integration testing tRPC and in memory MySQL database.

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5 min read
How Excel is Used in Real-World Data Analysis

How Excel is Used in Real-World Data Analysis

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2 min read
Which LLM writes the best SQL?
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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
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Create Columns from Distinct Values of a Column — From SQL to SPL #26

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Comments 1
1 min read
How to Speed Up Associations between Large Primary and Sub Tables with esProc

How to Speed Up Associations between Large Primary and Sub Tables with esProc

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Comments 1
4 min read
Solving One-to-Many Update Issues in Status Tracking Systems

Solving One-to-Many Update Issues in Status Tracking Systems

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1 min read
Kapper 1.5: Celebrating Java's 30th Birthday with Blazing Fast Record Mapping
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Kapper 1.5: Celebrating Java's 30th Birthday with Blazing Fast Record Mapping

Comments 1
4 min read
Substring from a Column of Strings — From SQL to SPL #25
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Substring from a Column of Strings — From SQL to SPL #25

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2 min read
🛡️ Examining the Database in SQL Injection Attacks
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🛡️ Examining the Database in SQL Injection Attacks

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4 min read
Total under Recursive Relationship — From SQL to SPL #33
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Total under Recursive Relationship — From SQL to SPL #33

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Comments 1
2 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
Building a Robust SQLite Query Builder in TypeScript: Lessons from an Arabic Dictionary App
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Building a Robust SQLite Query Builder in TypeScript: Lessons from an Arabic Dictionary App

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4 min read
Isolation — The Trickiest ACID Pillar (And Why It Matters More Than You Think)

Isolation — The Trickiest ACID Pillar (And Why It Matters More Than You Think)

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7 min read
How to Handle Millions of Rows in SQL Without Killing Performance

How to Handle Millions of Rows in SQL Without Killing Performance

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2 min read
Postgres 🐘 vs. MySQL 🐬: DDL Transaction Difference
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Postgres 🐘 vs. MySQL 🐬: DDL Transaction Difference

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4 min read
Open-source Node.js blogging engine with newsletter functionality
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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
#34 50 Advanced SQL Queries Every Developer Should Know
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#34 50 Advanced SQL Queries Every Developer Should Know

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7 min read
Oracle 23ai: Direct Joins for UPDATE and DELETE Statements

Oracle 23ai: Direct Joins for UPDATE and DELETE Statements

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1 min read
The Hidden Costs of GCP Data Engineering: Are Idle Resources Draining Your Budget?

The Hidden Costs of GCP Data Engineering: Are Idle Resources Draining Your Budget?

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2 min read
Fetch Values from Previous Non-Null Value Rows — From SQL to SPL #24
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Fetch Values from Previous Non-Null Value Rows — From SQL to SPL #24

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3 min read
Understanding SQL Injection: What It Is and How to Protect Your Website

Understanding SQL Injection: What It Is and How to Protect Your Website

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7 min read
How to check the same status of data in each row within a group with esProc

How to check the same status of data in each row within a group with esProc

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2 min read
Exportar Connections do SQL Developer Para a extensão do Vscode

Exportar Connections do SQL Developer Para a extensão do Vscode

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1 min read
Beginner’s Guide to Designing a Relational Database Schema
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Beginner’s Guide to Designing a Relational Database Schema

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4 min read
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