Blog Archives

Running R scripts within in-database SQL Server Machine Learning

Having all the R functions, all libraries and any kind of definitions (URL, links, working directories, environments, memory, etc) in one file is nothing new, but sometimes a lifesaver. Using R function source is the function to achieve this. Storing

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Using Python Pandas dataframe to read and insert data to Microsoft SQL Server

In the SQL Server Management Studio (SSMS), the ease of using external procedure sp_execute_external_script has been (and still will be) discussed many times. But the reason for this short blog post is the fact that, changing Python environments using Conda

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Native scoring in SQL Server 2017 using R

Native scoring is a much overlooked feature in SQL Server 2017 (available only under Windows and only on-prem), that provides scoring and predicting in pre-build and stored machine learning models in near real-time.                                                                                              Icons made by Smashicons from http://www.flaticon.com

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Passing two SQL queries to sp_execute_external_script

Recently, I got a question on one of my previous blog posts, if there is possibility to pass two queries in same run-time as an argument to external procedure sp_execute_external_script. Some of the  arguments of the procedure sp_execute_external_script are enumerated.

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Installing R packages with rxInstallPackages in Microsoft R Server

In MicrosoftML package comes – in my opinion – long anticipated function for installing R packages for SQL Server and Microsoft R Server. And, I am super happy. Last year, in one of my previous blog posts, I have been

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Performance differences between RevoScaleR, ColumnStore Table and In-Memory OLTP Table

Running *.XDF files using RevoScaleR computational functions versus have dataset available in Columnstore table or in In-Memory OLTP table will be focus of comparison for this blog post. For this test, I will use the AirLines dataset, available here. Deliberately,

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Saving input and output with sp_execute_external_script using temporal table and file table (part #2)

In my previous blog post, Saving input and output with sp_execute_external_script, I was exploring the possibilities how to capture the R code that external procedure sends it internally to the Launchpad.exe program.  And a blog comment by reader Bob gave

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Top SQL Server Bloggers 2018
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A daily selection of the best content published on WordPress, collected for you by humans who love to read.

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