Re: R: Field's position in Table

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От Alvaro Herrera
Тема Re: R: Field's position in Table
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Msg-id 20090824203957.GK5962@alvh.no-ip.org
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Ответ на Re: R: Field's position in Table  (John R Pierce <pierce@hogranch.com>)
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John R Pierce wrote:

> otoh, reordering the fields in a table would likely require a global
> exclusive access lock on the table for the duration of the
> operation, which for a large table could be substantial.

Obviously you haven't read the previous proposal on how to handle it.
It doesn't require rewriting the whole table.

--
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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