Re: Changing boolean to a smallint

From: "Dean Gibson (DB Administrator)" <postgresql(at)ultimeth(dot)com>
To: Postgres-General <pgsql-general(at)postgresql(dot)org>
Subject: Re: Changing boolean to a smallint
Date: 2010-11-04 23:43:39
Message-ID: 4CD3452B.4050307@ultimeth.com
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Oops; see correction below:

On 2010-11-04 16:41, Dean Gibson (DB Administrator) wrote:
> On 2010-11-04 15:41, Christine Penner wrote:
>> I have a table column I want to change from a boolean to a smallint.
>> changing false to 0 and true to 1. How do I do that?
>>
>> Christine Penner
>> Ingenious Software
>> 250-352-9495
>> chris(at)fp2(dot)ca
>
> ALTER TABLE table_name ALTER col_name TYPE SMALLINT
> USING CASE WHEN col_name THEN 1 ELSE 0 END;
>

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