Mark Chaffin

Mark Chaffin is Data Warehouse Architect for Encore Development (http://www.encoredev.com) and has developed numerous decision support systems for clients in such industries as technology, mortgage banking, retail, financial services and insurance. He also has experience in clickstream analytics, data mining, transactional application architecture, Internet application architecture, database administration and database design. He has completed a book about Data Transformation Services with Brian Knight (http://www.sqlservercentral.com/columnists/bknight).

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Advice I Like: Apologies

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How to apologize: quickly, specifically, sincerely. Don’t ruin an apology with an excuse –...

Build a Serverless Todo App With AWS, Pulumi, and Python

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Try this step-by-step guide to build and deploy a scalable serverless app that’s accessible...

Master SQL Subqueries with This Free Course

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Hello! SQL Clustered resource used to come online during manual or automatic failover in...

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Temp table security

By Brandie Tarvin

So, I have an interesting situation that I need a double-check on. One of...

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Question of the Day

Escaping Like I

I have this data in a SQL Server 2022 table: 

PlayerIDPlayerNamePlayerStatus
1The \%ChampActive
2The ChampActive
3The_ChampionActive
4The__ChampionActive
5The\_ChampActive
How many rows are returned by this code in SQL Server 2022? 
select PlayerName from player
where playername like 'The\_C%' escape '\'
 

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