One crucial aspect of all databases is the transaction log. The transaction log is used to write all transactions prior to committing the data to the data file. In some circumstances the transaction logs can get quite large and not knowing what is in the transaction log or how much space is being used can become a problem. So how to you determine how much of the transaction log is being used and what portions are being used?
The NYPD is claiming there isn't a backup for one of their databases.
Microsoft has added a ton of new features in SQL Server 2017, including expanded operating system support, Graph database capability, Python support, and more. Join Greg Larsen as he explores nine of these new features.
A tale in which is detailed how I used SWITCH PARTITION to efficiently load my data and save myself from the flaming jaws of death.
Telecommuting and remote work are growing in many fields, but especially technology. However the practice needs to be balanced with the notion that you still have a life outside of work.
Azure Data Lake stores petabytes of data and analyzes trillions of objects in one place with no constraints. Data Lake Store can store any type of data including massive data like high-resolution video, medical data, and data from a wide variety of industries. Data Lake Store scales throughput to support any size of analytic workload with low latency. Read on to learn more.
Why do employees leave their companies? There are a variety of reasons, but when your most talented people leave, that's a concern. Steve Jones comments on what we might do about this.
How does one get a truly random sample of data of a certain size from a SQL Server database table. Well, there are simple non-portable tricks one can use, such as the NewID() function, but then refining those can be tricky. Take the Rand() function for a start. Can it really provide you with a truly random number? Why doesn't the TABLESAMPLE clause give you a set number of rows? Joe Celko scratches his head a bit, explains some of the issues and invites some suggestions and tricks from readers.
There is already a template on the Azure marketplace for setting up an AlwaysOn Availability Group. In just a few easy steps you can get a working AlwaysOn Availability Group setup, configured and running - this post describes the steps to quickly set it up.
By Steve Jones
This month we have a new host, Meagan Longoria, who graciously agreed to help...
By Steve Jones
I’m at the UK Redgate office today, meeting with senior leaders in all areas...
Optimizing Azure SQL Database performance often begins with identifying the most resource-intensive queries. Understanding...
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In the new VECTOR_DISTANCE() function in SQL Server 2025, the first parameter is the distance_metric. What is this?
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