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

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SQL Course: Get Started.

SQL Course: Get Started.

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Data for World Map Panel Plugin in Grafana from MySQL

Data for World Map Panel Plugin in Grafana from MySQL

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4 min read
Tractorscope - The developer’s data visualization tool

Tractorscope - The developer’s data visualization tool

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How to Build an SQLite GUI (Fast & Easy Tutorial)

How to Build an SQLite GUI (Fast & Easy Tutorial)

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23 min read
.present? VS .any? VS .exists?

.present? VS .any? VS .exists?

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What kind of OLAP do we need?

What kind of OLAP do we need?

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5 min read
How SQL Query works? SQL Query Execution Order for Tech Interview

How SQL Query works? SQL Query Execution Order for Tech Interview

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9 min read
All Sub-queries in SQL

All Sub-queries in SQL

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Difference between MySQL and PostgreSQL

Difference between MySQL and PostgreSQL

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10 min read
[Rails] count vs length vs size with Samples and a Diagram

[Rails] count vs length vs size with Samples and a Diagram

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Gather Oracle Stats for Schema, Table and Indexes

Gather Oracle Stats for Schema, Table and Indexes

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How to Query Spark Tables from Serverless SQL Pools in Azure Synapse

How to Query Spark Tables from Serverless SQL Pools in Azure Synapse

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Refactoring..(Part 3)

Refactoring..(Part 3)

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3 min read
A difficult backend problem I had to solve

A difficult backend problem I had to solve

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SQL Injection: Understanding the Threat and How to Avoid It

SQL Injection: Understanding the Threat and How to Avoid It

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4 min read
Metis Enables your teams to own their databases with ease

Metis Enables your teams to own their databases with ease

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5 min read
Banking management system

Banking management system

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How to Identify Tables Containing a Specific Column in PostgreSQL

How to Identify Tables Containing a Specific Column in PostgreSQL

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Verifying Column Types in Your Database Schema

Verifying Column Types in Your Database Schema

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SQL Server + Docker Compose: como criar e popular bancos de dados ao inicializar os containers

SQL Server + Docker Compose: como criar e popular bancos de dados ao inicializar os containers

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5 min read
Don't worry! Deploy! Metis has your database covered.

Don't worry! Deploy! Metis has your database covered.

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4 min read
Laravel Create Virtual Database Column

Laravel Create Virtual Database Column

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Generar colores hexadecimales aleatorios con Postgres

Generar colores hexadecimales aleatorios con Postgres

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SQL VS NoSQL

SQL VS NoSQL

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Diagnosing and Optimizing Running Slow SQL in GBase 8s Database

Diagnosing and Optimizing Running Slow SQL in GBase 8s Database

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