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Comprehensive Guide to MySQL Constraints: Ensuring Data Integrity
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Comprehensive Guide to MySQL Constraints: Ensuring Data Integrity

Explore the various MySQL constraints, their definitions, and practical examples to maintain data integrity and consistency in your databases.

by Mr. IT-man 09 Березня 2025
SQL VS NoSQL
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SQL VS NoSQL

Here's a detailed explanation of when and why to use SQL and NoSQL, along with examples of their...

by Mr. IT-man 03 Січня 2025
Advanced SQL Injection Defense: Real-World Scenarios and Modern Mitigation Strategies
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Advanced SQL Injection Defense: Real-World Scenarios and Modern Mitigation Strategies

Explore emerging SQL injection techniques, real-world attack case studies, and best practices for securing applications in cloud and microservices environments. Learn how to stay ahead of evolving threats.

by Mr. IT-man 30 Листопада 2024
SQL Indexes
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SQL Indexes

What are SQL Indexes Indexes in SQL are a data structure that helps us retrieve data from...

by Mr. IT-man 27 Жовтня 2024
Choosing the Right Database for Your Project
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Choosing the Right Database for Your Project

Introduction In an era where innovation and decision-making are driven by data, choosing...

by Mr. IT-man 17 Липня 2024
Using SQLite to Examine Data Relationships and Compare Tables
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Using SQLite to Examine Data Relationships and Compare Tables

SQLite provides numerous ways to view and compare data across multiple tables. This blog will...

by Mr. IT-man 19 Листопада 2023
What Are ORMs & Should You Use Them
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What Are ORMs & Should You Use Them

ORM libraries typically must take care of multiple things behind the scenes. They include but are not...

by Mr. IT-man 19 Листопада 2023
SQL Performance Individual inserts vs. Bulk inserts
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SQL Performance Individual inserts vs. Bulk inserts

This post was written by my co-founder Matheus An important part of my daily work is to help...

by Mr. IT-man 09 Листопада 2023
How to Install PostgreSQL 16 on Ubuntu 22.04: Step-by-Step Guide
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How to Install PostgreSQL 16 on Ubuntu 22.04: Step-by-Step Guide

Learn how to install PostgreSQL 16 on Ubuntu 22.04 with this detailed tutorial. Follow the steps to set up the repository, install PostgreSQL, configure remote connections, and more.

by Mr. IT-man 26 Вересня 2023
What are the most essential variables in SQL?
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What are the most essential variables in SQL?

In SQL, there are several essential variables that play a crucial role in managing and configuring...

by Mr. IT-man 23 Липня 2023
Useful SQL Commands
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Useful SQL Commands

As a backend developer, I started with MongoDB as a database, but later working with clients

by Mr. IT-man 07 Березня 2023
A Practical Guide to SQL Dates with DuckDB.
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A Practical Guide to SQL Dates with DuckDB.

A pragmatic guide on working with dates in SQL using DuckDB practical Guide to SQL Dates

by Mr. IT-man 07 Березня 2023
Use ChatGPT to convert function to SQL query
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Use ChatGPT to convert function to SQL query

I've been struggling with tasks that require me to write SQL queries for testing purposes. I have to...

by Mr. IT-man 06 Березня 2023
How SQL engine implement the isolation levels in MySQL
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How SQL engine implement the isolation levels in MySQL

Isolation is one of the ACID properties of DBMS. Isolation ensures that each transaction is isolated...

by Mr. IT-man 01 Січня 2023
Mapping JSON Primitive Types to PostgreSQL Data Types
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Mapping JSON Primitive Types to PostgreSQL Data Types

Explore how JSON primitive types—strings, numbers, booleans, and nulls—correspond to PostgreSQL data types, ensuring efficient data storage and retrieval.

by Mr. IT-man 25 Серпня 2022
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