From: Martijn Tonies
Date: November 6 2006 11:35am
Subject: Re: Default Column Value
List-Archive: http://lists.mysql.com/mysql/203155
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> Alternatively one could use a "TRIGGER" that updates the start_yr_mo
> whenever start_date is modified but I'm unsure if triggers are present
> before 5.1.

Triggers are new in 5.0

Martijn Tonies
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