It’s very difficult explaining to students new to relational databases how SQL works. There are many parts that seem intuitive and then there are others that confuse and confound.

For beginners, the idea that a SQL statement is simply a text string that you must dispatch to a SQL statement processing engine is new. That’s because they use an Integrated Development Environment (IDE) that hides, or abstracts the complexity, of how SQL executes.

I start my core SQL class by demonstrating how to run a text literal query without a FROM clause in MySQL Workbench, like this:

SELECT 'Hello World!' AS "Output";

After writing the query, I highlight everything except the semicolon and click the lightening bolt that dispatches the static string to the SQL statement engine. They see this result:

Then, I launch a mysql Monitor session and write the query with a semicolon to dispatch the SQL …

You can connect to MySQL Server using MySQL Client (the command-line utility) and GUI tools. This article will review each method in detail.

The post How to Connect to a MySQL Database appeared first on Devart Blog.

In this guide, we are going to walk you through the process of transferring a database from a local machine or a traditional server to AWS with the help of the command line as well as with a convenient GUI - dbForge Studio for MySQL.

The post How to Migrate MySQL Database to Amazon RDS or Aurora appeared first on Devart Blog.

Interpreting the results and exit codes of your upgrade tests is essential for assessing the process’s outcome. In this blog, we’ll explore the significance of pt-upgrade return codes and how…

The post Understanding Return Codes of pt-upgrade: A quick guide first appeared on Change Is Inevitable.

MySQL is an extremely popular open-source RDMS, and it is widely used by millions of companies and professionals. In this article, you will learn how to check the current MySQL version, and how to update it if necessary.

The post How to Check MySQL Version appeared first on Devart Blog.

The article gives a deep insight into how to restore MySQL database from a backup file using the mysqldump utility and third-party backup and restore tools, such as dbForge Studio for MySQL, MySQL Workbench, and phpMyAdmin.

The post How to Restore a MySQL Database with Command Line or Restore Tools appeared first on Devart Blog.

In this article, we will address questions such as the purpose of query logging in MySQL, why it is important, how to enable and configure it, and more. You’ll find a detailed guide on how to use mysqldumpslow to analyze slow query logs, along with tips on harnessing convenient GUI tools like dbForge Studio for MySQL to your advantage.

The post How to Enable, Configure, and Use MySQL Query Logging appeared first on Devart Blog.

In this blog post, we will explore how network partitions impact group replication and the way it detects and responds to failures. In case you haven’t checked out my previous blog post about group replication recovery strategies, please have a look at them for some insight. Topology: [crayon-673e62ebcd4af772044388/] Scenario 1: One of the GR nodes […]

There's nothing quite like delivering regular feature-packed updates to our dear users—and we've got one for you today. dbForge tools for MySQL have been updated to version 10.1 with extended connectivity and quite a few new tricks to make your work easier and faster. To top it off, you get convenient CLI-powered generation of comparison reports.

The post Time to Empower Yourself With the Newly Updated dbForge Tools for MySQL 10.1 appeared first on Devart Blog.

When it comes to MySQL databases, performance is everything. As more activities move online and data volumes grow exponentially, ensuring efficient data retrieval and query execution becomes crucial. Database indexing plays a significant role in this by providing powerful tools to optimize operations in MySQL. Without an index, MySQL must perform a full table scan, […]