TSQL Challenge 48 - Parse and evaluate Arithmetic Expressions using TS
This challenge is to parse and evaluate arithmetic expressions using TSQL.
2011-01-24
2,294 reads
Articles
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...
2011-01-24
2,725 reads
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.
2011-01-24
3,676 reads
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...
2011-01-24
1,427 reads
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...
2011-01-21
2,830 reads
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...
2011-01-21
1,071 reads
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.
2011-01-21
3,948 reads
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.
2011-01-20
1,079 reads
Check that what you expected is actually what you got - DB's and SQLCMD
I feel that it is wise move for a script to actually check itself that the database connection that is...
2011-01-20
1,930 reads
ShowPlan Operator of the Week - Merge Join
Did you ever wonder how and why your indexes affect the performances of joins? Once you've read Fabiano Amorim's unforgettable explanation, you'll learn to love the MERGE operator, and plan your indexes so as to allow the Query Optimiser to use it.
2011-01-20
3,194 reads
Blogs
Agentic Architect – Future IT Roles (comparison)
By Vinay Thakur
These days everything is changing to AI World, IT roles are getting changed and...
PlanTrace: Stop Reading Redshift EXPLAIN Plans. Start Seeing Them
PlanTrace: Stop Reading Redshift EXPLAIN Plans. Start Seeing Them Introducing PlanTrace — a free, browser-based...
A Cloud Dependency Failure from Amazon
By Steve Jones
I went to sleep while reading a Kindle book on my phone. I know...
Forums
SPAM Issues May 2026
We suffered a SPAM attack from May 1-6, which unfortunately corresponded with time off...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
Question of the Day
Creating a JSON Document III
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 TOP 2
json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;
See possible answers