You’ve been performance tuning queries and indexes for a few years, but lately, you’ve been running into problems you can’t explain. Could it be RESOURCE_SEMAPHORE, THREADPOOL, or lock escalation? These problems only pop up under heavy load or concurrency, so they’re very hard to detect in a development environment.
2018-02-23
7,201 reads
Technology is constantly moving forward, but it is also helpful to understand how we arrived where we are today. Joe Celko reminisces about the history of database design and how it relates to the concept of ‘Degree of Duplication’ in this article.
2018-02-22
3,419 reads
SQL Server Reporting Services has been the go to reporting solution for SQL Server for almost a decade now. In many organizations, the ease of development, web front end and security make SSRS the tool of choice.
2018-02-21
4,545 reads
If you have a database backup of a Transparent Data Encryption (TDE) enabled database, the database backup will contain encrypted data. Because the database backup contains encrypted data you can’t just restore it to any instance. You can only restore the database backup to an instance that contains the same certificate used to originally encrypt the database.
2018-02-20
2,970 reads
A company’s data is one of its most valuable and important resources. Managing and protecting that data are big responsibilities, and a data governance processes must be put into place to avoid misuse and to meet regulations. In this article, William Brewer answers questions you may have about data governance but were too shy to ask.
2018-02-19
4,962 reads
Erik purposely fragments indexes trying to slow down queries.
2018-02-15
3,508 reads
Python is widely used to analyze data. One such use is to find anomalies or outliers. In this article, Robert Sheldon demonstrates how to create a support vector machine (SVM) to score test data so that outliers can be viewed on a scatter plot.
2018-02-14
3,434 reads
Simon Liew explains how to generate a new TDE certificate to replace the previous, and also looks at the steps needed if the database is in an Availability Group.
2018-02-13
2,865 reads
Anoop Kumar shows you the SQL Commands (T-SQL) to secure PII/PHI data using the SQL Server Dynamic Data Masking (DDM) feature and explores DDM's built in functions to mask all critical data elements. DDM restricts unauthorized users from accessing critical data with no changes in the application.
2018-02-12
2,929 reads
The majority of traditional database management systems are responsible for making sure that any changes to their data are consistently reflected in the results of subsequent queries. Azure Cosmos DB extends the range of consistency options by providing support for bounded-staleness, session, and consistent prefix models.
2018-02-09
2,650 reads
By Arun Sirpal
AgentDBA began as a command line. That suits one DBA on one server, but...
By Steve Jones
I have a few Azure subscriptions, which are fairly small and not used that...
This post shows you how to install containerd as the container runtime for Kubernetes...
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With regard to SQL Server 2025's Vector support, what is an embedding?
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