Query hints are always about tradeoffs—typically you are giving up something, such as flexibility, to achieve more consistency, or very specific performance characteristic. One example of this migt when...
2019-10-29 (first published: 2019-10-16)
1,011 reads
Speaking Engagements Check out my new Event Calendar, to see my upcoming and past speaking engagements. You can catch me at various events throughout the year. If you are...
2019-10-15
8 reads
I’ve written about statistics in SQL Server a few times now. Through conversations I am reminded that not everyone keeps their table statistics up to date. Keeping your statistics...
2019-09-26 (first published: 2019-09-18)
498 reads
It is widely known that I am a horrible speller and hate to type code. I tend to use a lot of code snippets and reuse code to avoid...
2019-09-20 (first published: 2019-09-11)
1,258 reads
Indexes can be incredibly beneficial to your database performance; however, they do come with a cost—indexes both consume storage space and affect insert performance. Therefore, it is important as...
2019-09-11 (first published: 2019-08-28)
2,780 reads
Several times I’ve been asked what tools are in my performance tuning and SQL Server management arsenal, so I decided to just create this blog to list them out...
2019-09-04
433 reads
My last two blogs were on understanding columnstore and creating columnstore indexes. In this post, I will touch on one last topic, when to use columnstore indexes. As noted...
2019-08-05 (first published: 2019-07-17)
637 reads
In my last blog I explained what a columnstore index is, in this blog, we will dive into creating a clustered columnstore index and look at the performance differences...
2019-07-31 (first published: 2019-07-10)
546 reads
Some of us take days and weeks to write a blog, while others can take two minutes and write a great blog *cough* *cough* Denny (B|T). Why is that?...
2019-07-24
26 reads
Recently I reviewed filtered indexes, this time let’s look at columnstore indexes. These indexes are very useful for data warehouse workloads and large tables. They can improve query performance...
2019-07-11 (first published: 2019-06-26)
1,265 reads
By Chris Yates
There was a time when the Chief Data Officer lived in the shadows of...
By Rayis Imayev
"But I don’t want to go among mad people," Alice remarked."Oh, you can’t help...
By Steve Jones
I saw some good reviews of the small gemma3 model in a few places...
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