Heaps in SQL Server: Part 3 Nonclustered Indexes
Uwe Ricken continues his series on heaps. This time he demonstrates a common scenario where the query against a heap is faster than a clustered index.
Uwe Ricken continues his series on heaps. This time he demonstrates a common scenario where the query against a heap is faster than a clustered index.
Today Steve gives a reason why your organization might consider improving its data governance.
In this next level of the Stairway to Biml, we look at a custom framework in Biml.
Companies use a Bell Curve approach to measure performance. As part of this approach they create a histogram. A histogram is a statistical concept and according to Wikipedia it is defined as a graphical distribution of the numerical data. A histogram is made of several bins and bins can be considered a range of values or a benchmark
Phil Factor explains how SQL Monitor helps focus performance tuning efforts on the tables and queries where 'rogue indexes' might be a significant problem, and then how to identify both 'missing' indexes that might be beneficial to the overall workload, and those that are unused or duplicated, and so are doing more harm than good.
In this article we add another module to the PowerShell monitoring process to capture wait stats for all monitored SQL Server instances.
Recently I was installing SQL Server 2017 and I could not believe a simple installation took up my whole day. I was installing an instance on one newly built Windows 2012 R2 server. After clicking next a few times, I got an error: a rule failure, for KB2919355. I downloaded the KB2919355 as mentioned in […]
Discover the future of DevOps! Join Microsoft MVP Kendra Little to see Redgate's recent innovations in action and give you a picture of where Database DevOps is going, and why.
By Steve Jones
I was messing around with SQLCMD and I realized something I hadn’t known. I’ve...
By gbargsley
One of the first things I review when I inherit a new SQL Server...
By Arun Sirpal
It’s 07:43. Someone’s already left a message. “Something’s wrong with the DB server.” You...
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I have an issue where I have a Bill of Material list of items...
Comments posted to this topic are about the item Follow Your Hunch
I have a SQL Server 2022 English default installation on a server. I want to detect if there are any upper case characters in rows and I have this code:
SELECT CustomerNameID,
CustomerName
FROM dbo.CustomerName
WHERE CustomerName = LOWER(CustomerName)
Here is the sample data I am testing with:
CustomerNameID CustomerName 1 John Smith 2 Sarah Johnson 3 MICHAEL WILLIAMS 4 JENNIFER BROWN 5 david jones 6 emily davis 7 Robert Miller 8 LISA WILSON 9 christopher moore 10 Amanda TaylorHow many rows are returned? See possible answers