Performance | JeffTaylor.io

Testing Microsoft Fabric - Part 3

Sorry to disappoint you. In this post, we won't test Microsoft Fabric directly. We will compare Azure Data Factory (ADF) to Microsoft...

Testing Microsoft Fabric - Part 2

To quickly summarize where we are, we started testing Microsoft Fabric with a 10GB tar file, which took over 20 hours to extract, and now...

Testing Microsoft Fabric - Part 1

Shortly after Microsoft Fabric came out a few months ago, I created an account and started playing around. I love to push technology to...

Data Types - Does size really matter? - nvarchar vs. varchar

How many of us have created a new table and used the default and first data type nvarchar for all of the text/alphanumeric fields, or had...

Parquet, CSV, or SQL Server with PowerBI

Recently a question came up on the various file types that would be best to load into PowerBI, so I ran a few tests to see how it would...

Max Degree of Parallelism - Does it Matter?

Recently I encountered a Microsoft SQL Server with relatively high and very consistent CPU usage with few peaks and valleys. When...

Compile and Present DiskSpd Results Using PowerShell and PowerBI

Over my years consulting, I've done quite a few performance tests for clients using DiskSpd (formally SQLIO), and I usually manually...

Trace Flag 1117 and SQL Server 2019

For VLDBs I've always created multiple files for each file group and had to set the trace flag 1117 on to ensure that all files grow at...

Data Types - Does size really matter? - DateTime vs. DateTime2

How many of us have just created a new table and put a Created Datetime and Modified Datetime field in with the default DateTime...