One of your SQL Server instance shows a major dip in performance or throughput, affecting all the user databases. You notice that the slow interludes coincide, as if orchestrated. On investigation, it appears that several transactions running over that period were using a lot of space in tempdb. However, which of them, if any, are causing the tempdb bottleneck, and why?
2021-01-26
Learn how to create charts and graphs with R and how you can use R code in SSMS to generate and save graphs to an external file.
2021-01-26
When it comes to developing a Power BI report, we can use it for accessing data, transforming the data, and turning the data into information using visuals. With no doubt Power BI can do the job from beginning to end. Now, this is not the only, nor necessarily the best, tool for all the steps […]
2021-01-25
17,181 reads
When inserting rows into a heap, SQL Server must sometimes update the PFS page which can PFS contention and affect performance. In this article, Uwe Ricken demonstrates how to measure PFS contention.
2021-01-25
In this tip we will cover how to use merge and append in Power BI to add additional data to a dataset that can then be used in reports and visuals
2021-01-22
Learn how to use Gitflow workflow to meet the needs of developing new database related features and how to deploy these database changes.
2021-01-21
In this post, Brent explains how to use a combination of two separate topics that he has blogged about recently.
2021-01-20
In this article we present a PowerShell script that can help you monitor all of your SQL Server Availability Groups in your environment.
2021-01-18
In this article we look at how to upload and download files from Azure Storage using SQL Server Integration Services.
2021-01-15
Phil Factor takes a staged approach to generating development data, creating one project that simply copies data from an existing database, another that copies most data but generates any personal or sensitive data, and a third that starts from 'anonymized' data and then generates other columns entirely and increase the number of rows for testing.
2021-01-14
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...
By davebem
I’ve had a Dropbox account for years. Like a lot of people, I started...
Comments posted to this topic are about the item Follow Your Hunch
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Comments posted to this topic are about the item Detecting Characters
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