A MySQL story: Can system engineers solve database issues using system tools?
A story about how a system engineer solved a MySQL performance issue written by Rajeshkumar Sasidharan
2022-05-11
MySQL
Working with MySQL Stored Procedures
MySQL stored procedures are objects containing one or more SQL statements for reuse. They often contain business logic. Robert Sheldon demonstrates how to create and call stored procedures.
2022-05-04
Working with MySQL Views
Views in MySQL allow you to save a predefined SQL query. Robert Sheldon explains the benefits of views and how to create and query them.
2022-04-04
Working with MySQL tables
After getting a new database in place, the next step is to create tables. In this article, Robert Sheldon walks you through creating tables with SQL Workbench and with scripts.
2022-03-21
Getting started with MySQL
The first step when getting started with MySQL is to get it installed and running. In this article, Robert Sheldon explains how to install it on Windows and create the first database and table.
2022-02-23
Using ADF to Upload Disparate CSV Files into Azure MySQL
In this article our objective is to showcase how to leverage Azure Data Factory (ADF) and a custom script to upload data in Azure MySQL database when we have CSV files with different schemas. As there is no straightforward way to upload data directly using ADF for this given scenario, it will actually help to […]
2021-03-04
3,350 reads
Transfer data from SQL Server to MySQL
In this article we look at how to use PowerShell to transfer data from SQL Server to MySQL.
2020-09-04
Using Five Types of JOIN in MYSQL
Learn how to use the different types of joins available in a MySQL database.
2019-11-05
Configuring a MySQL Database on Amazon RDS
Although concerns about ownership and security persist, many companies have embraced cloud services and are reaping substantial financial rewards as a result. Rob Gravelle describes the different cloud database categories, and shows us how to configure an Amazon RDS MySQL database.
2018-10-16
2,171 reads
Top 6 MySQL DBA Mistakes
To err is human, or so the saying goes. Unfortunately, in the world of IT, innocuous mistakes made early on can lead to really daunting problems down the road. In this article, Rob Gravelle goes over a few of the most common DBA mistakes to avoid. Some of these relate specifically to MySQL, while others may be applicable to any RDBMS.
2016-11-14
4,315 reads
Blogs
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When the evidence names the database, it says so. When it doesn’t, it stops....
Forums
Split Large Queries in Athena with a Simple Modulo Trick
Comments posted to this topic are about the item Split Large Queries in Athena...
Finding Trailing Spaces
Comments posted to this topic are about the item Finding Trailing Spaces
Question of the Day
Finding Trailing Spaces
I have some data in a SQL Server 2025 database. It looks like this for the dbo.Customer table:
CustomerID CustomerName PreferredName 1 Steve Steve 2 Andy Andy 3 Brian Brian 4 Allan Allan 5 Devin Devin 6 Steve Steve 7 Sally SallyI want to detect which names have a single trailing space. The CustomerName is a varchar() and the PreferredName is a CHAR(). Does this query detect the problem rows?
SELECT
CustomerID,
CustomerName,
PreferredName
FROM Customer
WHERE CustomerName <> RTRIM(CustomerName)
OR PreferredName <> RTRIM(PreferredName); See possible answers