MySQL

MYSQL Subquery

Last Updated: 18 March 2024

A subquery is embedded inside another query and acts as input or output for that query. Subqueries are also called inner queries and they ca...read more

How to Select Rows from a Table that are Not in Another Table?

Last Updated: 12 March 2024

In MySQL, the ability to select rows from one table that do not exist in another is crucial for comparing and managing data across multiple ...read more

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MySQL Tutorial

Last Updated: 26 August 2024

This MySQL Tutorial is made for both beginners and experienced professionals. Whether you're starting with MYSQL basics or diving into advan ...read more

How to Fix Access Denied for User 'root'@'localhost' in MySQL

Last Updated: 08 April 2024

In MySQL, encountering the "Access Denied for User 'root'@'localhost' " error typically occurs when there is an issue with the user privileg...read more

How to Fix Error Code 2013 Lost Connection to MySQL?

Last Updated: 27 June 2024

Encountering the "Error Code 2013: Lost connection to MySQL server" can be a frustrating experience for database users. This error typically...read more

Last Updated: 17 June 2024

MySQL is an open-source relational database management system (RDBMS). It is one of the most popular databases globally, known for its reli ...read more

How to Rename a Column in MySQL?

MySQL Query

Last Updated: 10 June 2024

Renaming columns in MySQL is a frequent task to keep data organized and flexible. It helps adjust database layouts to fit new needs without ...read more

How to Delete Duplicate Rows in MySQL?

MySQL Query

Last Updated: 11 March 2025

Duplicate rows are a common problem in MySQL databases. Duplicate rows can cause problems with data accuracy and integrity. They can also ma...read more

How to Check a Column is Empty or Null in MySQL?

Last Updated: 02 February 2024

In the databases, determining whether a column is empty or null is a common task. MySQL provides various techniques to perform this check, a...read more

How to Use Full Outer Join in MySQL

Last Updated: 05 June 2024

The FULL OUTER JOIN or FULL JOIN in MySQL is a powerful technique to fetch all rows from both tables, including matched and unmatched record...read more

MySQL Insert Multiple Rows

Last Updated: 06 June 2024

MySQL is an open-source Relational Database Management System that stores data in rows and columns. MySQL is designed to be platform-indepen...read more

MySQL Insert Date Time

Last Updated: 25 January 2024

In today's world, working with data is now a data-to-data activity, so therefore managing data with proper data and time is also crucial. My...read more

MySQL Create Database Statement

Last Updated: 05 June 2024

The MySQL CREATE DATABASE statement is used to create a new database. It allows you to specify the database name and optional settings, such...read more

MySQL CREATE TABLE

Last Updated: 05 June 2024

Creating tables in MySQL is a fundamental task for organizing and managing data within a database. Tables act as structured containers, simi...read more