Re: Protection lost in expression eval changeover

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Protection lost in expression eval changeover
Date: 2017-03-28 18:54:02
Message-ID: 19433.1490727242@sss.pgh.pa.us
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Andres Freund <andres(at)anarazel(dot)de> writes:
> On 2017-03-28 14:43:38 -0400, Tom Lane wrote:
>> I don't see a strong reason why we need to allow a dropped column to go
>> to null while we throw an immediate error for a change in column type.
>> (If there is some reason, hopefully beta testing will find it.)

> Ok. You're doing that?

Yeah, I'll go do that.

regards, tom lane

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