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help / color / mirror / Atom feedFrom: Jamie Thompson <[email protected]>
To: David G. Johnston <[email protected]>
Cc: [email protected]
Subject: Re: UPDATE with AND clarification
Date: Fri, 22 Mar 2024 19:51:33 +0000
Message-ID: <CABoe=cTes2i9vStJCi3SMecrWHKw9_aFjFRhfa_KtDu-nSqKXQ@mail.gmail.com> (raw)
In-Reply-To: <CAKFQuwbrQUPOPhPQbor2=Fhi73bZPm-PYa4aV9oCERZD8SqwLA@mail.gmail.com>
References: <CABoe=cS68ZKuY09AUE92QuZbZG=UQozBL0m+nWQQ-oLFfDhfFA@mail.gmail.com>
<CAKFQuwbrQUPOPhPQbor2=Fhi73bZPm-PYa4aV9oCERZD8SqwLA@mail.gmail.com>
Yes they were both boolean columns.
It felt odd at the time, but yes it makes sense.
Thank you.
On Fri, 22 Mar 2024, 13:35 David G. Johnston, <[email protected]>
wrote:
> On Friday, March 22, 2024, Jamie Thompson <[email protected]>
> wrote:
>
>>
>> Earlier today, I was running some sql for someone which they had
>> submitted as:
>> > UPDATE tablename SET col1 = val1 AND col2 = val2 WHERE id = X
>>
>
> I presume these columns are booleans. So you wrote something like:
> Set col1 = ( true and false = true )
>
> Which in this case must coincidentally have produced whatever boolean
> value already existed in col1.
>
> David J.
>
>
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To: [email protected]
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Subject: Re: UPDATE with AND clarification
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