From: | Shoaib Mir <shoaibmir(at)gmail(dot)com> |
---|---|
To: | gvim <gvimrc(at)gmail(dot)com> |
Cc: | pgsql <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: Import id column then convert to SEQUENCE? |
Date: | 2010-12-10 03:56:25 |
Message-ID: | AANLkTi=zuCCrz-0p4xeTk-cjkiyXeb=UP2cErtGt8tMa@mail.gmail.com |
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Thread: | |
Lists: | pgsql-general |
On Fri, Dec 10, 2010 at 2:53 PM, Shoaib Mir <shoaibmir(at)gmail(dot)com> wrote:
>
>
> On Fri, Dec 10, 2010 at 2:44 PM, gvim <gvimrc(at)gmail(dot)com> wrote:
>
>> I'm migrating a database from MySQL and need to keep the original `id`
>> column (AUTO_INCREMENT) intact so my plan is to create an simple integer
>> `id` column, import the data then convert the new `id` column to a SEQUENCE.
>> Is this possible/the best solution? Maybe a migration utility would be
>> better? Suggestions?
>>
>>
> Try using SERIAL datatype.
>
>
I guess I misread it... use the following:
- Import all the data into say an integer column.
- Now create a sequence and give it a start value of where your import
ended.
- Make the default value for the column using the new sequence.
--
Shoaib Mir
http://shoaibmir.wordpress.com/
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