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

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pg-status - a lightweight microservice for checking PostgreSQL host status

pg-status - a lightweight microservice for checking PostgreSQL host status

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7 min read
HackerRank 'The Pads' MySQL

HackerRank 'The Pads' MySQL

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3 min read
How to Read SQL Server Execution Plans: 7 Things That Matter

How to Read SQL Server Execution Plans: 7 Things That Matter

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10 min read
Why is offset pagination slow

Why is offset pagination slow

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2 min read
QUICK SQL REVISION

QUICK SQL REVISION

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14 min read
SQL Injection: The Security Nightmare Every Developer Must Understand

SQL Injection: The Security Nightmare Every Developer Must Understand

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6 min read
Track Blocking and Deadlocks in MSSQL with my custom script

Track Blocking and Deadlocks in MSSQL with my custom script

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4 min read
Wait, what? PK is not needed for HABTM?

Wait, what? PK is not needed for HABTM?

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2 min read
Linked Server vs OPENQUERY vs OPENROWSET vs OPENDATASOURCE

Linked Server vs OPENQUERY vs OPENROWSET vs OPENDATASOURCE

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4 min read
Simple vs Complex: When to Level Up Your Solutions

Simple vs Complex: When to Level Up Your Solutions

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5 min read
MySQL Performance Tuning: From Slow Queries to Lightning-Fast Database

MySQL Performance Tuning: From Slow Queries to Lightning-Fast Database

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5 min read
🧠 Understanding SQL Execution Order: The Real Flow Behind Your Queries

🧠 Understanding SQL Execution Order: The Real Flow Behind Your Queries

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2 min read
Generate UUID in PostgreSQL

Generate UUID in PostgreSQL

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1 min read
Getting Started with PostgreSQL: A Comprehensive Guide

Getting Started with PostgreSQL: A Comprehensive Guide

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2 min read
БД2 Практ (подзапрос)

БД2 Практ (подзапрос)

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2 min read
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