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Dr Greg Low

@greglow.bsky.social
1.1K followers 480 following 1.4K posts

Long term Microsoft Data Platform MVP and RD

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Dr Greg Low @greglow.bsky.social · 17h
Fabric RTI 101: AI Anomaly Detector - Use Cases blog.greglow.com/2026/09/30/f...
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Dr Greg Low @greglow.bsky.social · 23h
New SiimpleTalk article that I wrote on corporate cybersecurity training and how most of it is a complete waste, and worse, consumes "training" budgets: www.red-gate.com/simple-talk/...
red-gate.com
Cybersecurity training doesn't work - here's why
Research shows cybersecurity training rarely changes behavior or stops phishing. Here's why compliance courses fail - and what actually reduces risk instead.
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Dr Greg Low @greglow.bsky.social · 29/09/2026
SQL Server: Are Big SQL Server Databases Really Slower? blog.greglow.com/2026/09/29/s...
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Dr Greg Low @greglow.bsky.social · 28/09/2026
Fabric RTI 101: AI Anomaly Detection - Available Models blog.greglow.com/2026/09/28/f...
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Dr Greg Low @greglow.bsky.social · 27/09/2026
SQL Server: Should I Focus on Reads or Writes in SQL Server? blog.greglow.com/2026/09/27/s...
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Dr Greg Low @greglow.bsky.social · 26/09/2026
Fabric RTI 101: AI Anomaly Detection - How it works blog.greglow.com/2026/09/26/f...
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Dr Greg Low @greglow.bsky.social · 25/09/2026
Opinion: When it "It almost worked" become acceptable? blog.greglow.com/2026/09/25/o...
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Dr Greg Low @greglow.bsky.social · 24/09/2026
Fabric RTI 101: AI-Powered Anomaly Detection blog.greglow.com/2026/09/24/f...
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Dr Greg Low @greglow.bsky.social · 23/09/2026
Fabric Warehouse users: The next version of our free SDU_Tools (v28) will include a new branch of the tools for Fabric Warehouse. We've finished migrating 164 tools into the new branch ! Will be available by next week at: sqldownunder.com/sdutools
sqldownunder.com
SDU Tools
Free tools for developers and DBAs Free for anyone on the SDUInsiders email list. Current release is v27.1. SDU Tools is an easy to use toolkit. You just run a single script to install it in any datab...
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Dr Greg Low @greglow.bsky.social · 23/09/2026
Book Review: Confessions of a Persuasion Hitman blog.greglow.com/2026/09/23/b...
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Dr Greg Low @greglow.bsky.social · 22/09/2026
Fabric RTI 101: Integrating with Machine Learning blog.greglow.com/2026/09/22/f...
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Dr Greg Low @greglow.bsky.social · 21/09/2026
SQL Server: Entity Attribute Value Tables (Part 2) – Pros and Cons blog.greglow.com/2026/09/21/s...
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Dr Greg Low @greglow.bsky.social · 20/09/2026
Fabric RTI 101: Using Update Policies to Transform Data blog.greglow.com/2026/09/20/f...
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Dr Greg Low @greglow.bsky.social · 19/09/2026
SQL Server: Design - Entity Attribute Value Tables (Part 1) - Why? blog.greglow.com/2026/09/19/s...
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Dr Greg Low @greglow.bsky.social · 18/09/2026
Fabric RTI 101: Using Special Functions blog.greglow.com/2026/09/18/f...
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Dr Greg Low @greglow.bsky.social · 17/09/2026
Love it
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Dr Greg Low @greglow.bsky.social · 17/09/2026
SQL Server: Avoid Unneces Abbrevs blog.greglow.com/2026/09/17/s...
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Dr Greg Low @greglow.bsky.social · 16/09/2026
Fabric RTI 101: Using wildcards with union blog.greglow.com/2026/09/16/f...
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Dr Greg Low @greglow.bsky.social · 15/09/2026
SQL Server: Colums - how big is too big? blog.greglow.com/2026/09/15/s...
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Dr Greg Low @greglow.bsky.social · 14/09/2026
Fabric RTI 101: Cross-database and cross-cluster queries blog.greglow.com/2026/09/14/f...
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Dr Greg Low @greglow.bsky.social · 13/09/2026
Book Review: Bill Bryson Down Under blog.greglow.com/2026/09/13/b...
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Dr Greg Low @greglow.bsky.social · 12/09/2026
Fabric RTI 101: Partitioning strategies blog.greglow.com/2026/09/12/f...
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Dr Greg Low @greglow.bsky.social · 12/09/2026
Want to do a data related exam? There are some free vouchers that can be used for DP-600 (Fabric), DP-700 (Fabric Data Engineer), and DP-800 (SQL Server Dev/AI). Please reach out if you want one and I'll see if any are left, but you MUST take the exam before Sept 29th (no extensions past that).
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Dr Greg Low @greglow.bsky.social · 11/09/2026
SQL Server: Are bit columns useless in SQL Server indexes? blog.greglow.com/2026/09/11/s...
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Dr Greg Low @greglow.bsky.social · 10/09/2026
Fabric RTI 101: KQL materialized views blog.greglow.com/2026/09/10/f...
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Dr Greg Low @greglow.bsky.social · 09/09/2026
SDU Tools: Determining Leap Years in T-SQL with IsLeapYear blog.greglow.com/2026/09/09/s...
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Dr Greg Low @greglow.bsky.social · 08/09/2026
Fabric RTI 101: Scaling eventstreams blog.greglow.com/2026/09/08/f...
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Dr Greg Low @greglow.bsky.social · 07/09/2026
Opinion: What is happening to H? blog.greglow.com/2026/09/07/o...
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Dr Greg Low @greglow.bsky.social · 06/09/2026
Fabric RTI 101: Data Retention Strategies blog.greglow.com/2026/09/06/f...
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Dr Greg Low @greglow.bsky.social · 05/09/2026
Book Review: Serverless ETL and Analytics with AWS Glue (2nd Edition) blog.greglow.com/2026/09/05/b...
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Dr Greg Low @greglow.bsky.social · 04/09/2026
Fabric RTI 101: Hybrid architectures blog.greglow.com/2026/09/04/f...
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Dr Greg Low @greglow.bsky.social · 04/09/2026
Need to write SQL queries for Snowflake but want to use professional standards? We've got you covered. Low cost and lifetime access. sqldownunder.com/courses/sfs_...
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Dr Greg Low @greglow.bsky.social · 03/09/2026
Considering Fabric Mirroring? Become the go-to person in your company. We've got you covered. Low cost and lifetime access. sqldownunder.com/courses/fmi_...
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Dr Greg Low @greglow.bsky.social · 03/09/2026
SQL Server: Do you really know how LEN works in T-SQL? blog.greglow.com/2026/09/03/s...
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Dr Greg Low @greglow.bsky.social · 02/09/2026
Fabric RTI 101: Real-Time Sentiment Analysis Example blog.greglow.com/2026/09/02/f...
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Dr Greg Low @greglow.bsky.social · 01/09/2026
Book Review: On Tyranny blog.greglow.com/2026/09/01/b...
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Dr Greg Low @greglow.bsky.social · 31/08/2026
Fabric RTI 101: IoT Telemetry Dashboard Example blog.greglow.com/2026/08/31/f...
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Dr Greg Low @greglow.bsky.social · 30/08/2026
Book Review: Of Mice and Men blog.greglow.com/2026/08/30/b...
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Dr Greg Low @greglow.bsky.social · 29/08/2026
Fabric RTI 101: Real-Time Fraud Detection Example blog.greglow.com/2026/08/29/f...
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Dr Greg Low @greglow.bsky.social · 28/08/2026
Opinion: Treat Staff like Adults blog.greglow.com/2026/08/28/o...
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Dr Greg Low @greglow.bsky.social · 27/08/2026
Fabric RTI 101: Common Pitfalls in Real-Time Projects blog.greglow.com/2026/08/27/f...
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Dr Greg Low @greglow.bsky.social · 26/08/2026
SQL Server: Best Way to Scale SQL Server Database Performance blog.greglow.com/2026/08/26/s...
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Dr Greg Low @greglow.bsky.social · 26/08/2026
Quick T-SQL quiz. What would you expect the output from this query to be? DECLARE @Value1 varchar(10) = 'Hello '; DECLARE @Value2 varchar(10) = 'There '; SELECT LEN(@Value1), LEN(@Value2), LEN(@Value1 + @Value2); A: 8, 6, 14 B: 5, 5, 10 C: 5, 5, 13 D: 8, 6, 13
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Dr Greg Low @greglow.bsky.social · 25/08/2026
Fabric RTI 101: Monitoring and Observability blog.greglow.com/2026/08/25/f...
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Dr Greg Low @greglow.bsky.social · 24/08/2026
Developers love DuckDB. Time for you to get comfortable with writing professional queries in its version of SQL? We've got you covered. And only $95 USD for lifetime access. sqldownunder.com/courses/dds_...
sqldownunder.com
SQL Down Under
Writing SQL Queries for DuckDB Creating reports, analytics, or applications? And need to get data out of DuckDB? Learn to write SQL queries like a pro ! Enroll now for $95 USD ! Course Summary Do you ...
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Dr Greg Low @greglow.bsky.social · 24/08/2026
SQL Server: Concatenating Column Values with Delimiters blog.greglow.com/2026/08/24/s...
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Dr Greg Low @greglow.bsky.social · 23/08/2026
Fabric RTI 101: Cost and Performance Optimization blog.greglow.com/2026/08/23/f...
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Dr Greg Low @greglow.bsky.social · 22/08/2026
Flat adverbs and what happened to LY ? blog.greglow.com/2026/08/22/g...
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Reposted by Dr Greg Low
GenX on 🔥 Free the Knight. ♟️⚔️♟️) @freetheknight.bsky.social · 21/08/2026
So, when tasked with taking care of the nation's food safety, it turns out large corporations will just ignore standards? Well I'll be. It's almost like there was a government agency created because those same big corporations couldn't be trusted to do it years ago either!
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Dr Greg Low @greglow.bsky.social · 21/08/2026
SQL Server: Using Database Snapshots to Provide Large Unit Testing Data with Quick Restores blog.greglow.com/2026/07/21/s...
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