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This tutorial is an exhaustive guide on how to optimize tables and databases in MySQL. We will be using two operating systems, Windows and Linux (Ubuntu 20.04). It also introduces the importance of optimization in MySQL. When and Why to Opt...

In this article, we aim to explore the concept of finding entries in a table in MySQL based on conditions associated with dates. Most of the businesses and organizations using MySQL for data analysis or visualization need to sort or fetch d...

The main purpose of this topic is to demonstrate how to clear the MySQL console screen. Clearing the Screen in MySQL When working on the MySQL Console and managing configuration and data, the screen can become overly cluttered with the resu...

This article will discuss how to print messages or data to the console in MySQL. MySQL prints to the console When using MySQL database, we often need to print some data or messages to the console. MySQL can use the SELECT command to accompl...

In this article, we aim to understand how to use CASE WHEN statement in MySQL database. Businesses and organizations that process large amounts of data need to filter data based on specific conditions. If there are multiple conditions, it i...

Today, we will understand the difference between the WHERE and clauses in MySQL . We will understand these clauses individually with code examples and compare them in a tabular form to highlight the differences. HAVING In WHERE MySQL HAVING...

This article teaches you how to use MySQL VIEW and MERGE create table aliases. In both cases, changes in the original table are reflected in the alias table. Also, SELECT query results on the alias table and the original table will be the s...

In this article, we aim to explore how to sort data alphabetically in MySQL database. Sorting is the ordering of elements or values ​​in an array or column based on a particular criteria. In this tutorial, we will set the criteria as al...

This article aims to understand how to sort values ​​by date in MySQL. Most of the businesses and organizations that use MySQL for data analysis or data visualization need to sort different table values ​​of their users based on dat...

This article aims to understand how to use common table expressions in MySQL. Most data analysts need to store the results of different queries in order to merge them with a separate query. With the help of common tables, expressions can ma...

In some cases, users want to update logically related tables at the same time. These logically related tables are linked to each other through some attributes. Advantages of updating multiple tables in one MySQL query Similar attributes in...

Today, we will enable MySQL in MySQL using MySQL shell on Windows and Ubuntu 20.04 slow_query_log . For this tutorial, we are using MySQL version 8.0 and Ubuntu 20.04. MySQL slow_query_log MySQL slow_query_log contains SQL statements that t...

In this article, we will learn how to group values ​​by month in MySQL database. Businesses and organizations have to find user or customer data based on purchase or usage trends over a few months. If a particular business achieves its...

This article aims to explore how to perform a full join or full outer join in MySQL. Full outer join is used to merge or combine the entire data from two separate tables. For example, suppose we have two tables named student_id and student_...

In this article, we will learn how to get the current version of MySQL on Windows systems. It is necessary for businesses to maintain versions of different tools and software used to run their business in order to keep systems compatible. T...