how to get historical data?

От:

黎维王 <davilisa@yahoo.com.cn>

Дата:

18 ноября 2003 г. в 04:43:52

hi,

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

thanks!

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Re: how to get historical data?

От:

Peter Eisentraut <peter_e@gmx.net>

Дата:

18 ноября 2003 г. в 05:40:53

ÀèÎ¬ 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@gmx.net