Re: SQL Diff ?

From: Alban Hertroys <alban(at)magproductions(dot)nl>
To: Kevin Kempter <kevin(at)kevinkempterllc(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: SQL Diff ?
Date: 2007-08-27 12:48:04
Message-ID: 46D2C804.8000201@magproductions.nl
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Kevin Kempter wrote:
> Hi List;
>
> I have a very large table (52million rows) - I'm creating a copy of it to rid
> it of 35G worth of dead space, then I'll do a sync, drop the original table
> and rename table2.
>
> Once I have the table2 as a copy of table1 what's the best way to select all
> rows that have been changed, modified in table1 since the initial laod from
> table1 into table2?

I think you could get smart having a few rules for insert/update/delete
on 'table' that "keep track" of what happens during your work on table2.

--
Alban Hertroys
alban(at)magproductions(dot)nl

magproductions b.v.

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  • SQL Diff ? at 2007-08-26 02:51:59 from Kevin Kempter

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