Filegroup Restoring and Join Elimination
This article is just a short follow up of previous article on filegroup restoring that describes one issue with join elimination optimization.
SQL Server R Services: The Basics
It is possible to do a great deal with R within SQL Server, but it is best to start by doing analysis in R on numeric data from SQL Server and returning the results to SQL Server. There is great value to be gained even with this basic foundation. Robert Sheldon is on hand to give you a kick start with the first in his series on beginning with R in SQL Server.
Microsoft IT: A Case Study on “Hekaton” against RPM – SQL Server 2014 CTP1
This paper shares the approach used to understand and determine: 1) Using ‘Hekaton’ in SQL Server 2014 against RPM, including performance analysis. 2)
Understand the specifics involved while migrating to Hekaton.
Sliding Scale Parallelism: Why Stop At DOP?
Erik Darling wonders why SQL Server doesn't have more granular parallelism options.
Fixing Plan Issues in the Middle of the Night
Do you hate when someone wakes you up in the middle of the night and tells you that some query is slower and you need to investigate it? With SQL Server 2017 you might easily do this, or even let SQL Server do this job for you.
How to Automatically Create and Refresh Development and Test Databases
In order to be able to deliver database changes more quickly, there are several tasks that must be automated. It can be a daunting job to ensure that the whole team has the latest database build when there is a proliferation of copies, and the database is big. Phil illustrates a solution by taking a set of Redgate tools to show how they can be used together, via PowerShell, to build a database from object-level source, stock it with data, document it, and then provision any number of test and development servers with the database build, taking care to save any DDL changes to the existing copies of the database.
The Tethered Goat
Phil Factor's a 'tethered goat' database taught in the value of database intrusion detection and of "defense in depth".
Using Super Keys to Enforce Database Constraints
Example of Using Super Keys to Enforce Database Constraints, instead of procedural code
SQL Server Management Studio Recovery, Reporting, Key Combinations and Efficiency Tips
Serget Gigoyan is back with another set of 5 common SSMS tips.
Dynamic Pivot, Passing Temp Table Variables to Dynamic SQL
This example demonstrates how to perform a pivot using dynamic headers based on the row values of a table. The article also shows how to pass a temp table variable to a Dynamic SQL call.
Blogs
Capturing My Own Metrics: #SQLNewBlogger
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
Red Flags in Your Query (T-SQL Tuesday #200)
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
T-SQL Tuesday #200: When I Look at a Query …
By Steve Jones
This month is a milestone for T-SQL Tuesday. It’s number 200, which doesn’t sound...
Forums
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A Quick Second Opinion
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Five Intelligent Query Processing Features in SQL Server 2022 That Quietly Tune Your Workload
Comments posted to this topic are about the item Five Intelligent Query Processing Features...
Question of the Day
Checking the Error Log I
On my SQL Server 2025, I want to search the error log from my T-SQL code for potential issues and then inform an administrator. What is the current way to easily query the error log?
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