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

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Surrogate Key vs Primary Key: What's the Difference?

Surrogate Key vs Primary Key: What's the Difference?

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11 min read
How to store and calculate historical big data with lower usage frequency

How to store and calculate historical big data with lower usage frequency

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4 min read
`OR` Filter on Two Tables, and Batched Nested Loops

`OR` Filter on Two Tables, and Batched Nested Loops

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6 min read
Communicate with Microsoft SQL Server that works on Flutter app compiled for multiple platforms

Communicate with Microsoft SQL Server that works on Flutter app compiled for multiple platforms

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7 min read
Simple Database Software For MySQL

Simple Database Software For MySQL

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8 min read
Isolation Levels - part XII: To go further

Isolation Levels - part XII: To go further

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2 min read
Slash Slow Queries by Rewriting OR to UNION

Slash Slow Queries by Rewriting OR to UNION

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3 min read
How To Execute A Query In SQL: Using Queries And Data Views

How To Execute A Query In SQL: Using Queries And Data Views

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5 min read
SQL - Handle NULL Values Safely in Queries

SQL - Handle NULL Values Safely in Queries

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1 min read
Importing Data From Multiple MS Access Files To SQL Server

Importing Data From Multiple MS Access Files To SQL Server

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5 min read
SQL to Python Pandas: A SQL User's Quick Guide

SQL to Python Pandas: A SQL User's Quick Guide

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11 min read
Distributed PostgreSQL without sharding constraint for SQL joins

Distributed PostgreSQL without sharding constraint for SQL joins

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4 min read
My "solution" to integrate ChatGPT into any database

My "solution" to integrate ChatGPT into any database

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2 min read
Alembic with Async SQLAlchemy

Alembic with Async SQLAlchemy

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3 min read
SQL - Use Subqueries for Complex Data Retrieval

SQL - Use Subqueries for Complex Data Retrieval

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1 min read
SQL Stored Procedures - Na visão de um estudante.

SQL Stored Procedures - Na visão de um estudante.

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6 min read
Sequelize CLI & Typescript

Sequelize CLI & Typescript

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7 min read
How the Relational Database Came to Be

How the Relational Database Came to Be

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5 min read
Unit of Work pattern in Go

Unit of Work pattern in Go

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8 min read
About Using SQL for Big Data Computing

About Using SQL for Big Data Computing

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4 min read
DB2 Cheat Sheet

DB2 Cheat Sheet

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1 min read
Isolation Levels - part XI: Read Uncommitted

Isolation Levels - part XI: Read Uncommitted

Comments 2
1 min read
High Availability in SQL: A Guide to High Availability Databases

High Availability in SQL: A Guide to High Availability Databases

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5 min read
Sql Beginners Tutorials

Sql Beginners Tutorials

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2 min read
SQL vs No-SQL

SQL vs No-SQL

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2 min read
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