T-SQL Tuesday Trigger Roundup

Steve Jones has a bunch of links about triggers this month:

This month was my turn to host T-SQL Tuesday. I chose Trigger Headaches or Happinessas the topic, and I am glad that there have been quite a few responses.

I started the review almost immediately,and here are a few highlights. I separated these based on how I first thought of them after reading the post. If you think I’ve mischaracterized one, let me know.

In case you don’t want to add, it’s 9 to 13, so triggers are a headache.

It’s a good roundup of cautionary stories, tips, and tricks.

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Triggers and Multi-Record Changes

Brent Ozar points out a common problem with trigger design: When you declare variables and set them using one row from the INSERTED or DELETED virtual table, you have no idea which row you’re going to get. Even worse, sometimes this trigger will update one row, and sometimes it won’t – because it might happen to […]

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Enabling and Disabling Triggers

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