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

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SQL Injection – querying the database type and version | PortSwigger Lab Note #6

SQL Injection – querying the database type and version | PortSwigger Lab Note #6

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1 min read
Log 01: The Legacy Break | Switching to Docker for Data Science

Log 01: The Legacy Break | Switching to Docker for Data Science

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2 min read
SQL Injection – UNION attack, retrieving multiple values in a single column | PortSwigger Lab Note #5

SQL Injection – UNION attack, retrieving multiple values in a single column | PortSwigger Lab Note #5

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1 min read
UNDERSTANDING SQL:JOINS & WINDOW FUNCTIONS.

UNDERSTANDING SQL:JOINS & WINDOW FUNCTIONS.

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2 min read
The SQL query that ruined my weekend and what I built to prevent it

The SQL query that ruined my weekend and what I built to prevent it

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3 min read
ADVANCED SQL FOR DATA ANALYTICS:ADVANCED TECHNIQUES EVERY DATA ANALYST SHOULD KNOW.

ADVANCED SQL FOR DATA ANALYTICS:ADVANCED TECHNIQUES EVERY DATA ANALYST SHOULD KNOW.

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7 min read
Connecting Power BI to SQL Databases: A Step-by-Step Guide

Connecting Power BI to SQL Databases: A Step-by-Step Guide

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3 min read
Mastering SQL Joins and Window Functions with Real Examples

Mastering SQL Joins and Window Functions with Real Examples

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7 min read
SQL Window Functions Don't Have to Be Scary 🪟

SQL Window Functions Don't Have to Be Scary 🪟

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3 min read
Ajuste de Rendimiento en PostgreSQL: Lo Que AprendĂ­ Optimizando Consultas en una Base de Datos de 10TB

Ajuste de Rendimiento en PostgreSQL: Lo Que AprendĂ­ Optimizando Consultas en una Base de Datos de 10TB

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8 min read
SQL ANALYTICAL MECHANICS: JOINS & WINDOW FUNCTIONS

SQL ANALYTICAL MECHANICS: JOINS & WINDOW FUNCTIONS

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7 min read
Data Engineers: What If Your BigQuery Function Could Return Multiple Tables?

Data Engineers: What If Your BigQuery Function Could Return Multiple Tables?

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2 min read
How to Find and Kill Long-Running Queries in SQL Server

How to Find and Kill Long-Running Queries in SQL Server

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3 min read
DAY 8 - Batch Inference Pipeline

DAY 8 - Batch Inference Pipeline

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SQL Queries Asked In Interview

SQL Queries Asked In Interview

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2 min read
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