Re: Resize varchar column

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От John Sidney-Woollett
Тема Re: Resize varchar column
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Msg-id 2805.192.168.0.64.1075910402.squirrel@mercury.wardbrook.com
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Ответ на Re: Resize varchar column  (Bruno Wolff III <bruno@wolff.to>)
Ответы Re: Resize varchar column  ("scott.marlowe" <scott.marlowe@ihs.com>)
Re: Resize varchar column  (Richard Huxton <dev@archonet.com>)
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Bruno Wolff III said:
> In general (in 7.4.x) you can change data types using add, drop, rename
> and a query to copy/translate the data. This will have the side effect of
> making the updated column the last column when using * to refer to the
> table's columns.

I'll take a look at the system catalogs - thanks for the tip.

> It is possible to change the size of varchar data by updating the system
> catalogs. I don't know the exact details of what to do, but the
> instructions should be in the archives (multiple times).

I was hoping to avoid a column drop and recreate.

Thanks for the info.

John Sidney-Woollett



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