What is normal? Finding outliers with R
How do you currently set alerting thresholds? What is normal? And more importantly, what is truly abnormal? We will explore these questions.
2017-06-13
1,785 reads
Nick Burns
Combining R and SQL Server to diagnose performance bottlenecks
Using clustering algorithms to analyse index usage data from SQL Server’s DMVs & simplify complex performance investigations.
2017-05-29 (first published: 2015-12-07)
9,852 reads
Using R to Identify Key Features Quickly
Typical BI dashboards display data summaries like counts and averages. We use R to extend on these to identify key associations in a dataset.
2017-01-09
2,325 reads
Beyond prediction with R & SQL Server
Predictive / prescriptive analytics is regarded the highest level of advanced analytics. In this post, we emphasise the importance of exploratory analytics to derive meaningful insight.
2016-08-18
2,185 reads
Adding an Article Without a Full Snapshot
Have you got transactional replication in your SQL environment? Do you need to add a new table to your publication, but can't afford the time necessary to create a full new snapshot? Here is a step-by-step guide. Thankfully, adding a single table is easier than I thought.
2015-01-05
19,602 reads
Blogs
CHOOSE’ing a Beer: #SQLNewBlogger
By Steve Jones
We recently published an article on CHOOSE at SQL Server Central. I thought it...
Don’t Treat Your Data Catalog Like a Data Museum
Introduction Treating your data catalog like a “data museum”—a static collection where information quietly...
The trade-offs associated with low-code solutions
Low-code solutions often accelerate development and make tasks accessible to people who can’t or...
Forums
DbaTools With Powershell - Omit The Id Column on CSV Export?
I am learning DbaTools in Powershell, and my current project is exporting a CSV...
SSIS - ADO Source Datetime Issue
I'm using an ADO Net Source to extract data and running into an issue...
Cummulative Total
Hi I have below query and i want Cummulative Total . Total should be...
Question of the Day
Replacing a Null
What is returned from this code in SQL Server 2022?
DECLARE @value INT = NULL; SELECT ISNULL(@value, 100.5) AS Result;See possible answers