When Page Prefetching Takes a Back Seat – Exploring Trace Flag 652 in SQL Server
Learn how a trace flag affects SQL Server reading from disk and where this might be a useful thing for you to enable.
Side by Side Upgrade to SQL Server 2022
As a SQL Server DBA, the migration of SQL Server from an existing version to the latest version is a usual activity. In today’s cloud-oriented world, many organizations still prefer an on-prem environment; my organization is one of them. There are multiple reasons to keep your data on-prem, like having more privacy and control of the environment. Currently, our major project is to migrate our existing Microsoft SQL Server 2019 to SQL Server 2022. Recently, we completed the POC. Today, let’s discuss the steps of the SQL Server 2022 installation and migration of our databases.
All the Costs of Downtime
Downtime causes a lot of problems, not all of which are financial for an organization.
How Well Does the MSSQL Extension in VSCode Work?
A short look at the MSSQL extension for VS Code, getting started with connections and running queries.
Mastering SQL VIEWs: Syntax, Use Cases, and Best Practices
VIEWs are an undervalued and underused feature in SQL. They basically consist of a query that has been given a name, and a parameter list, so can be used like an inline macro. Technically, you’re supposed to think of it as a virtual table.
Planning for tomorrow, today - database migrations
I have been speaking to people about database migrations to the cloud a lot over the last few weeks. One thing that has jumped out at me is that we seem to focus on the process of moving data being the migration rather than one step in a larger process. Many people neglect the discovery […]
Remembering Phil Factor
One of the most prolific and popular authors at Simple Talk has been Phil Factor. He wrote many pieces on all aspects of database work and has probably written more articles on the Redgate Product Learning site than anyone else. He has entertained, informed, and inspired many database professionals in his many years as an […]
Getting Started with Bayesian Modeling
Multivariate analysis in data science is a type of analysis that tackles multiple input/predictor and output/predicted variables. This tip explores the problem of predicting air pollution measured in particulate matter (PM) concentration based on ambient temperature, humidity, and pressure using a Bayesian Model.
Pushing the Limits of AGs
Many of you reading this likely have an Availability Group (AG) set up on at least one database in your organization. Maybe not most, but many of you as this has proven to be a technology that many people like for HA/DR, upgrades, and probably other uses. As the technology has evolved from it's SQL […]
Stairway to Azure SQL Hyperscale – Level 2: Page Server Architecture Explained
In Level 2 of the Stairway to Hyperscale, we learn about Page Servers in more detail.
Blogs
5 Starter Projects for Your AI and Data Engineering Portfolio
Reading tutorials is fine. Shipping something is better. If you are trying to break...
The Book of Redgate: Taking Breaks
By Steve Jones
We work hard at Redgate, though with a good work-life balance. One interesting observation...
Database AI Agents: The Read-Only Rule
By Arun Sirpal
Fourth in a series on Ai and databases. What Read-Only Advisory Actually Means A...
Forums
Liability for AI Errors
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Running a Parameter-Sensitive Stored Procedure on a Secondary Replica
Hello , I would like to run a stored procedure on a secondary replica...
Pro SQL Server Internals
Comments posted to this topic are about the item Pro SQL Server Internals
Question of the Day
Running SQLCMD II
I run this command to start SQLCMD:
sqlcmd -S localhost -E -c "proceed"At the prompt, I type this (the 1> and 2> are prompts):
1> select @@version 2> goWhat happens? See possible answers