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Posts on building, using, and learning about databases.

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JOIN the data analytics race: Apache Doris vs. ClickHouse, Databricks, and Snowflake

JOIN the data analytics race: Apache Doris vs. ClickHouse, Databricks, and Snowflake

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6 min read
Laravel app was slow. Here's how I fixed it

Laravel app was slow. Here's how I fixed it

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1 min read
A Beginner’s Journey with PostgreSQL

A Beginner’s Journey with PostgreSQL

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3 min read
DataPump : Disabling the Use of Symbolic Links When Creating a Directory

DataPump : Disabling the Use of Symbolic Links When Creating a Directory

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2 min read
Amazon Athena: análises SQL diretas no S3 – quando usar, quanto custa e quais os limites

Amazon Athena: análises SQL diretas no S3 – quando usar, quanto custa e quais os limites

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6 min read
Log015_sakila_mysql_pymongo

Log015_sakila_mysql_pymongo

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2 min read
Mastering Debugging why APIs Slow & How to Solve

Mastering Debugging why APIs Slow & How to Solve

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3 min read
From SQL to AI: A Fun Look at Conflict Detection Methods in MariaDB and PostgreSQL

From SQL to AI: A Fun Look at Conflict Detection Methods in MariaDB and PostgreSQL

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4 min read
Handle Large PostgreSQL Schemas with a GUI Tool

Handle Large PostgreSQL Schemas with a GUI Tool

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3 min read
SQLite dot commands: change directory command

SQLite dot commands: change directory command

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1 min read
Database index tutorial with MYSQL

Database index tutorial with MYSQL

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3 min read
Enhancing query languages

Enhancing query languages

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5 min read
Understanding Django, Gunicorn, and Database Connections

Understanding Django, Gunicorn, and Database Connections

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3 min read
SQLite Scalar function: 3 valued iif and if scalar function

SQLite Scalar function: 3 valued iif and if scalar function

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3 min read
How Many DBAs Should a Technical Team Have?

How Many DBAs Should a Technical Team Have?

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5 min read
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