Re: Extended customizing, SQL functions, - Mailing list pgsql-hackers

From Jonathan Gardner
Subject Re: Extended customizing, SQL functions,
Date
Msg-id 200405281713.28537.jgardner@jonathangardner.net
Whole thread Raw
In response to Re: Extended customizing, SQL functions,  (pgsql@mohawksoft.com)
Responses Re: Extended customizing, SQL functions,  (pgsql@mohawksoft.com)
List pgsql-hackers
On Friday 28 May 2004 04:08 pm, pgsql@mohawksoft.com wrote:
>
> No transactions.
>

Then it won't work. Let's say we take your example. The variable "s" is 
supposed to be the sum of a column in a table.

When someone modifies the data in the table, when is "s" adjusted? What if 
it is modified but the transaction is aborted? Who sees the "correct" value 
of "s" at any point in time?

-- 
Jonathan Gardner
jgardner@jonathangardner.net


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