Run T-SQL in Parallel
Writing CLR procedures to run T-SQL concurrently is not an extremely new idea. I have seen a lot of implementations...
2015-12-03
2,860 reads
Writing CLR procedures to run T-SQL concurrently is not an extremely new idea. I have seen a lot of implementations...
2015-12-03
2,860 reads
Writing CLR procedures to run T-SQL concurrently is not an extremely new idea. I have seen a lot of implementations and I have written and improved it many times...
2015-12-03
3 reads
Quite often, I output information through PRINT command. It works well only when message is shorter than 8000 bytes. When...
2015-11-26 (first published: 2015-11-19)
1,721 reads
I was always challenged when my customers asked me what tables and columns are referenced by a stored procedure which...
2015-11-19
1,471 reads
I was always challenged when my customers asked me what tables and columns are referenced by a stored procedure which was written many years ago by the guy who...
2015-11-19
6 reads
Quite often, I output information through PRINT command. It works well only when message is shorter than 8000 bytes. When the message is greater than 8000 bytes, extra-characters will...
2015-11-19
5 reads
Implementation of SoundEx function is changed in SQL Server 2012, described here. For an example, the result of SOUNDEX(‘Csomorova’) in...
2013-12-17
977 reads
Implementation of SoundEx function is changed in SQL Server 2012, described here. For an example, the result of SOUNDEX(‘Csomorova’) in SQL Server 2012 is C561 whereas the result of...
2013-12-17
1 reads
It seems like I am going to write another none SQL stuff again. No. This is a real life scenario....
2013-11-07
1,188 reads
It seems like I am going to write another none SQL stuff again. No. This is a real life scenario. I am writing an ETL for my customer to...
2013-11-07
3 reads
I am responding late to a T-SQL Tuesday invite from John Sterrett. John’s call...
It’s been forgotten about and neglected for few years but I’ve decided to dust...
I am honored to announce that I have been renewed as a Microsoft MVP...
Comments posted to this topic are about the item How a Legacy Logic Choked...
Comments posted to this topic are about the item SQL Server 2022 Clusterless Distributed...
Comments posted to this topic are about the item Navigating Multi Platform Realities in...
For the Question of the day, I am going to go deep, but try to be more clear, as I feel like I didn't give enough info last time, leading folks to guess the wrong answer... :) For today's question: You’re troubleshooting a performance issue on a critical stored procedure. You notice that a previously efficient query now performs a full table scan instead of an index seek. Upon investigating, you find that an NVARCHAR parameter is being compared to a VARCHAR column in the WHERE clause. What is the most likely cause of the query plan regression?
See possible answers