Count: SELECT [ProductModel], COUNT(1) CNT FROM [AdventureWorks2017].[Production].[vProductAndDescription] GROUP BY [ProductModel] ORDER BY CNT DESC Count "if": SELECT [ProductModel], [Name],COUNT(1) CNT FROM [AdventureWorks2017].[Production].[vProductAndDescription] WHERE [ProductModel] LIKE '%Frame' AND [Name] LIKE '%52' --here's the IF statement GROUP BY [ProductModel], [Name] ORDER BY CNT DESC Count duplicates: SELECT [ProductModel], COUNT(1) CNT -- select a field you want to … Continue reading Examples of Count, Count IF, Count duplicates in SQL
Author: Vitalie Ciobanu
TRUE or FALSE?
ITIL 4 coming soon
A new version of ITIL will be released in early 2019.
Power BI Data Profiling – distinct vs unique
"Another month, another Power BI Desktop update" as Guy(s) in a Cube use to say. Power BI Desktop October 2018 update brings in quite a few updates, with one thing being my favorite as I always do/check it manually when working with new data: Data Profiling. For more info and how to enable it, visit … Continue reading Power BI Data Profiling – distinct vs unique
Azure Data Science Virtual Machine
Just: "Wow, this is nice!" Via: http://radacad.com/data-science-virtual-machine Additional info: https://docs.microsoft.com/en-us/azure/machine-learning/data-science-virtual-machine/
Install-WindowsFeature Web-Net-Ext failed. Source files could not be found.
Error: Trying to install .NET Framework 3.5 Features on a Windows Server 2016, either through GUI or PowerShell, returns below error (truncated): "The request to add or remove features on the specified server failed. Installation of one or more roles, role services, or features failed. The source files could not be found." Cause: .Net Framework … Continue reading Install-WindowsFeature Web-Net-Ext failed. Source files could not be found.
What and when: DateAdd vs ParallelPeriod vs SamePeriodLastYear
Reza Rad over at http://radacad.com/dateadd-vs-parallelperiod-vs-sameperiodlastyear-dax-time-intelligence-question explains the differences and provides easy usage scenarios for DateAdd, ParallelPeriod and SamePeriodLastYear DAX functions. Read his blog post to see how he reached to below conclusion: DateAdd and SamePeriodLastYear both work based on the DYNAMIC period in the filter context. ParallelPeriod is working STATICALLY based on the interval selected in the … Continue reading What and when: DateAdd vs ParallelPeriod vs SamePeriodLastYear
Power BI: The key didn’t match any rows in the table
Error: Refreshing Power BI report generates "The key didn't match any rows in the table" error. Cause: Click "Edit Queries" button. If you do not see the error message, click "Refresh Preview" button. Once you have the error message, click "Go To Error". Error message will remain, but you should have "Edit Settings" button now, … Continue reading Power BI: The key didn’t match any rows in the table
How to get and view WordPress Statistics in Power BI
Soheil Bakhshi from http://biinsight.com has a super good article on how to get your stats from a WordPress site/blog and analyze them in Power BI. For lazy guys out there, he already built a Power BI template file that you can use straight away. The only thing you'll need is WordPress API key but don't … Continue reading How to get and view WordPress Statistics in Power BI
What sites I logged in to using my Facebook credentials
Visit www.facebook.com/settings?tab=applications to see what applications and websites you're logging in to using your Facebook credentials. You have 3 tabs to look at: Active: You recently logged into them with Facebook. These are active apps and websites that can access your Facebook data you chose to share with them. Use this list to: 1) View and update the … Continue reading What sites I logged in to using my Facebook credentials