Is hyper-threading still relevant for SQL Server?
There still seems to be a lot of fear, uncertainty and doubt, in the community, with regard to use of Hyper-threading (HT) with SQL Server workloads. So, how and when should it be used?
TSQL Challenge 48 - Parse and evaluate Arithmetic Expressions using TS
This challenge is to parse and evaluate arithmetic expressions using TSQL.
Another Example of CPU Throttling Due to Balanced Power Plan in Windows Server 2008 R2
Here is another example CPU throttling from someone who had a server running with the default “Balanced” Power Plan in...
BIT of a Problem
The BIT data type is an awkward fit for a SQL database. It doesn't have just two values, and it can do unexpected things in expressions. What is worse, it is a flag rather than a predicate, and so its overuse, along with bit masks, is a prime candidate for being listed as a 'SQL Code Smell'. Joe Celko makes the case.
You Need Two SLAs for Disaster Recovery
Continuing on with my MCM prep, I was listening to the High Availability/DR prep module today and I was once...
Changing the Past
This Friday Steve Jones explores archived data. Can you restate past results or change old data? This week Steve Jones asks how data professionals feel about this and what guidance they give to their customers.
31 Days of SSIS – Environmental Variable(17/31)
31 Days of SSIS
It’s time to go back to discussing the environment when it comes to SSIS packages. For the...
Getting Fast Counts of Large Service Broker Queues
Getting Fast Counts of Large Service Broker Queues
This question regarding getting a fast count from a service broker queue came...
LINQ Lycanthropy: Transformations into LINQ
LINQ is one of the few technologies that you can start to use without a lot of preliminary learning. Also, it lends itself to learning by trying out examples. With Michael Sorens' help, you can watch as your conventional C# code changes to ravenous LINQ before your very eyes.
How to make Net Meeting a success
This article is a basic guide line to chapter leaders who are planning to have Net meetings as part of the User Group meetings.
Blogs
T-SQL Tuesday #198–Change Detection
By Steve Jones
This month we have a new host, Meagan Longoria, who graciously agreed to help...
Redgate and Rome
By Steve Jones
I’m at the UK Redgate office today, meeting with senior leaders in all areas...
Quick Tip: Check Most DTU Expensive Queries in Azure SQL Database
Optimizing Azure SQL Database performance often begins with identifying the most resource-intensive queries. Understanding...
Forums
Which Wireless Credit Card Terminal Works Best for Small Businesses?
I’m currently researching the best wireless credit card terminal for a growing business and...
Creating a JSON Document IV
Comments posted to this topic are about the item Creating a JSON Document IV
Restoring Azure Key Vault Keys and Validating SQL Server TDE Recovery: Level 7 of the Stairway to TDE
By VishnuGupthanSQLPowershellDBA
Comments posted to this topic are about the item Restoring Azure Key Vault Keys...
Question of the Day
Creating a JSON Document IV
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT YearEstablished, json_objectagg(city : TeamName) FROM dbo.NFLTeams GROUP BY YearEstablished;See possible answers