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Re: Setting a field to default if blank value

From: "Robert Fitzpatrick" <robert(at)webtent(dot)com>
To: <gearond(at)cvc(dot)net>
Cc: <pgsql-general(at)postgresql(dot)org>
Subject: Re: Setting a field to default if blank value
Date: 2003-04-28 18:09:21
Message-ID: 001a01c30db1$4e493960$0b01a8c0@columbus (view raw or flat)
Thread:
Lists: pgsql-general
> Robert Fitzpatrick wrote:
> > Looking for the best way of handling this, would like to do 
> it in the 
> > database and not in my apps. I set a field to 'Not Null', but if a 
> > blank value comes in, the field will accept it as just 
> that, a blank 
> > string. How can avoid this using a trigger or function? I thought 
> > about a function that would check the field and then place 
> a trigger, 
> > but that gets to be a lot of functions and triggers for different 
> > fields. Is there a way to pass a field name to the function? (in 
> > plpgsql)
> > 
> > Or what is the best way to handle this for many different fields in 
> > many tables?

> If you mean blank like '', then if the field is a string, it 
> would be normal behavior as is. 
> 

Yes, they are strings (varchar). Know the best way to handle it?

--
Robert


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