Luke Probasco

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Convert SQL Audit Files to a CSV Using Read-SqlXEvent

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SQL Server Audit is an efficient way to track and log events that occur...

Control Flow Restartability in Azure Data Factory

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I presented at SQL Saturday Pittshburgh this past weekend about populating your data warehouse...

Monday Monitor Tips: Knowing Your RPO

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A customer was asking recently about the RPO for their estate, and I showed...

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The Modern Algorithm of Chance

By Steve Jones - SSC Editor

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Use Logic Apps To Save Money In Azure: Data Engineering in Fabric

By John Miner

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AWS Services Using SQL for Big Data Analysis

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Question of the Day

Crazy Code I

I have this data in my Customer table: 

CustomerID CustomerName
1          Steve
2          Andy
3          Brian
4          Allen
5          Devin
I run this code: 
SELECT
  t.CustomerID
, c.value
FROM
  ( SELECT
      CustomerID
    , STRING_AGG (CustomerName, ',') AS me
    FROM customer
    GROUP BY CustomerID) t
  CROSS APPLY STRING_SPLIT(me, ',') c;
What is returned?

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