| From: | "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> |
|---|---|
| To: | "Jaime Casanova" <jcasanov(at)systemguards(dot)com(dot)ec> |
| Cc: | "Matteo Beccati" <php(at)beccati(dot)com>, "Heikki Linnakangas" <heikki(dot)linnakangas(at)enterprisedb(dot)com>, "Guillaume Smet" <guillaume(dot)smet(at)gmail(dot)com>, "Peter Eisentraut" <peter_e(at)gmx(dot)net>, "pgsql-hackers" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Re: [BUGS] BUG #4689: Expanding the length of a VARCHAR column should not induce a table rewrite |
| Date: | 2009-03-05 19:55:59 |
| Message-ID: | 49AFD9EE.EE98.0025.0@wicourts.gov |
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| Lists: | pgsql-bugs pgsql-hackers |
>>> Jaime Casanova <jcasanov(at)systemguards(dot)com(dot)ec> wrote:
> the table will be scanned but not rewritten
That can still be a very long time on some tables.
And there would still be the issue of dodging all the brickbats thrown
at me by developers whose tools use the system tables to limit the
number of characters a user is allowed to type into an application.
-Kevin
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