Niels Berglund

Microsoft SQL Server R Services - Internals XIII

When is SQL statements executed when executing external scripts?

Posted by nielsb on Saturday, November 11, 2017

Microsoft SQL Server R Services - Internals XII

More about the TCP/IPpackets sent from SQL Server to SqlSatellite.

Posted by nielsb on Tuesday, October 31, 2017

Microsoft SQL Server R Services - Internals XI

What are the two strange TCP/IP packets sent from SQL Server to SqlSatellite, and who sends them?

Posted by nielsb on Friday, October 20, 2017

Microsoft SQL Server R Services - Internals X

Here we look at how data is sent to SqlSatellite. We use WinDbg, WireShark and other cool stuff!

Posted by nielsb on Tuesday, August 29, 2017

Microsoft SQL Server R Services - Internals IX

Where we look at SqlSatellite and communication between SQL Server R Services components

Posted by nielsb on Friday, August 18, 2017

Microsoft SQL Server R Services - Internals VIII

Here we look at some of the components the launchpad service loads; Rterm.exe, BxlServer.exe, etc.

Posted by nielsb on Saturday, July 22, 2017

Microsoft SQL Server R Services - Internals VII

We look at the files and sub-directories created when executing sp_execute_external_script.

Posted by nielsb on Tuesday, July 11, 2017

Microsoft SQL Server R Services - Internals VI

This post looks at the directories created by the launchpad service in SQL Server R Services when executing an external script.

Posted by nielsb on Tuesday, May 16, 2017

Microsoft SQL Server R Services - Internals V

More about the launchpad service and RTerm processes in relation to parallelism in SQL Server R Services.

Posted by nielsb on Monday, May 1, 2017

Microsoft SQL Server R Services - Internals IV

Launchpad service, number of processes, process pool. More about process creation in the launchpad service

Posted by nielsb on Sunday, April 23, 2017

Technology musings about coding and data. Some topics: .NET, SQL Server, AI/ML, Big Data, Streaming, Kafka, Azure Data Explorer, and a lot more.