MySQL Replication is a process where data from one MySQL database known as the source (formerly called “master”) is copied over to one or more other databases called replicas (formerly called “slaves”). Think of this like having a backup buddy that is always in sync and up to date, giving you peace of mind. It’s … Read more
If you have ever played a game of chess against someone good, or perhaps against a computer, you know that a good player is always thinking multiple moves ahead, working every combination of moves their opponents may possibly make, and getting a plan for their next set of moves. It is a fun game, but … Read more
The basic differences between Synapse Serverless and the Dedicated pool are obvious: While the serverless doesn’t store data, only access data from storage accounts and scale the MPP environment automatically, the dedicate SQL Pool keeps a static number of servers according to the service level we choose and a constant number of distributions – always … Read more
When you are writing T-SQL scripts to save away, for example one to create a new database, there are often optional bits of code you need to run sometimes, and not others. In the creating a database script, there are quite a few parameters you will want as part of your script. The database name, … Read more
Over the past 25 years, I have answered a lot of programming questions in online forums, from co-workers, and from friends. It has been a while since I had been around forums, but I recently decided it was time to get back to what started me in the SQL community: answering questions. Not only is … Read more
Originally published on 21 August 2020 as “Understanding digital transformation & how it transcends to driving organizational growth“, edited by Louis Davidson including updated references. IDC report forecasts that global spending on enterprise applications will rise from $279.6 billion in 2022 to 385.2 billion in 2025. Nearly all of this will be in public cloud … Read more
I wrote about Managed Identity Secrets a few weeks ago, but since that article was published I made new interesting discoveries to add more to these secrets. The combination of possibilities is considerable, and I faced two new situations I hadn’t faced before. Let’s discover the new secrets. Storage Accounts and Triggers The storage … Read more
CETAS is the acronym for Create External Table As Select. This allow us to export the result of a select to an external table in different formats, such as PARQUET or CSV. We can also convert the format from one external table to another. The SELECT used on the CETAS can be an external table … Read more
Auto-Create statistics is a well-known feature critical for the database performance. When one statistic is auto created, changing the table structure is not blocked by the presence of the statistic. An auto-created statistics is also dropped automatically when a schema change happens. On the other hand, if the statistic is created by the user, any … Read more
I wrote an article about Power BI Datamarts which was released together the feature, on the exact moment it was being announced in a conference. Of course, this feature has being evolved since that time. I would emphasize the performance. The general UI performance seems way better than when it was first released. Let’s talk … Read more
In this article, I want to talk about a topic that you may never need. The only time I have really had need to look at the bits in a byte pattern. In (what is now) ancient versions of SQL Server didn't have such self-describing columns like in its metadata objects like it does now.… Read more
In this blog, we compare two of the most popular types of backups in MySQL - backups of a physical and logical nature. Curious what they are and how they work? You've come to the right place.… Read more
SQL Server 2022 is finally GA and one of the features I was most expecting is finally available. It’s the allows Azure AD Authentication. Azure AD users can access SQL Server directly, without a second user account. SQL Server on premises requires Azure ARC to be integrated to Azure. Azure VMs, on the other hand, … Read more
