Re: how to get historical data?

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: 黎维 王 <davilisa(at)yahoo(dot)com(dot)cn>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: how to get historical data?
Date: 2003-11-18 09:40:38
Message-ID: Pine.LNX.4.44.0311181040080.3317-100000@peter.localdomain
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Àèά Íõ writes:

> now, i don't know how to ask a historical query? which command?

There is none. You need to maintain historical data yourself using
triggers.

--
Peter Eisentraut peter_e(at)gmx(dot)net

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