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From: David G. Johnston <[email protected]>
To: Rich Shepard <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: Accommodating alternative column values
Date: Wed, 3 Jul 2024 07:03:13 -0700
Message-ID: <CAKFQuwYiqUFa1+89CU-EPngG-tMfK4evYCKTOrJRKD8JVSP6kQ@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On Wednesday, July 3, 2024, Rich Shepard <[email protected]> wrote:

>
> I'm not using the proper syntax and the postgres alter table doc has no
> example in the alter column choices.


Simpler syntax forms tend to get skipped over when doing examples.


>
> How do I incorporate the "USING email::..." string?
>

ALTER [ COLUMN ] *column_name* [ SET DATA ] TYPE *data_type* [ COLLATE
*collation* ] [ USING *expression* ]

David J.


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