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Functions
  • 2026-02-08

MySQL FIND_IN_SET() Explained: Search Comma-Separated Values Safely (With Examples)

1. Introduction: Common Situations Where FIND_IN_SET Becomes Necessary When working with data in MySQL, you may encounter cases where “multiple values are stored in a single column, separated by comma […]

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Basic Operations
  • 2026-02-08

How to Create a Schema in MySQL: Complete Guide to Database Creation, Management, and Best Practices

1. Introduction Why Create a Schema in MySQL? When working with databases in MySQL, you may have encountered the expression “create a schema.”A schema represents the structure or blueprint of a databa […]

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Users and Permissions
  • 2026-02-08

How to Safely Delete a MySQL User (DROP USER Guide with Examples & Best Practices)

1. Introduction Are You Managing MySQL Users Properly? When working with MySQL, it is common for temporary user accounts created for development or testing purposes to remain in the system longer than […]

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Basic Operations
  • 2026-02-08

MariaDB on Linux: What It Is, How to Install (Ubuntu/CentOS/Debian), and Secure Setup

1. What Is MariaDB? Overview and Key Features of MariaDB MariaDB is an open-source relational database management system (RDBMS). It is developed based on MySQL and is widely adopted in many systems a […]

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Backup and Restore
  • 2026-02-08

MySQL mysqldump –single-transaction Explained: Consistent Backups Without Locking Tables

1. The Importance of Backups for Maintaining Database Consistency Database Backups Are “Insurance” In business, the database can be considered the heart of operations. Customer information, transactio […]

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Performance Optimization
  • 2026-02-08

MySQL EXPLAIN Explained: How to Read Execution Plans and Optimize SQL Queries

1. What Is MySQL EXPLAIN? Why Should You Use It? What Is EXPLAIN? A Command to Visualize Execution Plans In MySQL, EXPLAIN is a command used to visualize how an SQL query is executed. It is especially […]

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Advanced Topics
  • 2026-02-08

MySQL End of Life (EOL): Dates, Risks, and Upgrade Checklist

1. What Is MySQL End of Life (EOL)? Why You Should Check It Now What is MySQL EOL? A basic explanation MySQL is an open-source relational database management system widely used around the world. It po […]

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Advanced Topics
  • 2026-02-08

MySQL Transactions Explained: ACID, Isolation Levels, COMMIT & ROLLBACK Guide

1. What Is a MySQL Transaction? Definition and Importance of Transactions A transaction refers to a unit of work that treats multiple database operations as a single logical group. For example, consid […]

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Operators and Clauses
  • 2026-02-08

MySQL AS Keyword Explained: How to Use Aliases for Columns and Tables

1. Introduction The MySQL AS keyword is used to assign aliases (alternative names) to tables and columns within a query.This feature not only improves the readability of SQL statements but also helps […]

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Table Management
  • 2026-02-08

What Is MySQL AUTO_INCREMENT? How to Check, Set, and Reset It (Complete Guide)

What Is MySQL AUTO_INCREMENT? Basics of AUTO_INCREMENT In MySQL, AUTO_INCREMENT is a feature that automatically increments numeric values in a database table. It is commonly used as a primary key (PRI […]

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