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
1,246 reads
In this article we look at how to use PowerShell to transfer data from SQL Server to MySQL.
2020-09-04
Learn how to use the different types of joins available in a MySQL database.
2019-11-05
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
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
It’s been said that one of the drawbacks to normalization to the third form (3NF) is more cumbersome data extraction due to the greater number of tables. These require careful linking via JOIN clauses. Improper table joining can easily result in erroneous results or even in the dreaded Cartesian Product. In today’s article, Rob Gravelle explores how table joins are achieved in MySQL.
2016-09-23
3,720 reads
Rob Gravelle demonstrates a sure-fire way to calculate how much disk space your MySQL data entities are taking up.
2016-07-12
2,667 reads
2016-04-01
1,309 reads
Both management and various departments rely on data reports to help guide their business decisions. Rob Gravelle presents ten open source and commercial report generation tools for MySQL and other relational databases.
2016-01-11
4,964 reads
In this follow-up to Beyond the LIKE Operator: Advanced Pattern Matching with MySQL, Rob Gravelle shows how to use the REGEXP operator to match alphanumeric characters, explores the role of meta-characters, and compares standard regular expression syntax to that of MySQL.
2015-12-02
3,785 reads
By Steve Jones
With SQL Saturdays being rebooted, and the SQLSaturday.com website live, it’s time for events....
By James-Serra
An extension to the Modern Data Warehouse (MDW) that I have heard a bit...
By Steve Jones
I started to add a daily coping tip to the SQLServerCentral newsletter and to...
Hi everyone, Any good suggestion to tune below query: --CREATE NONCLUSTERED INDEX nonclust_code...
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