Re: [SQL] Plpgsql Language Feature?
От | jwieck@debis.com (Jan Wieck) |
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Тема | Re: [SQL] Plpgsql Language Feature? |
Дата | |
Msg-id | m10B768-000EBRC@orion.SAPserv.Hamburg.dsh.de обсуждение исходный текст |
Ответ на | Plpgsql Language Feature? (David Hartwig <daveh@insightdist.com>) |
Список | pgsql-sql |
> In the context of a plpgsql script is a possible to access the number of > rows effected by an UPDATE or DELETE statement? It could be used to > simplify, and probably improve performance on, many scripts. I would > like to do something like: > > update foo set bar = bar + new.amount where key = new.key; > > if ROWS_UPDATED > 0 then > -- This would be less likely to occur > insert into foo (key, bar) values (new.key, new.bar); > end if; Yes, I think this would be a nice feature. Will take a look if I can add it before v6.5 BETA starts. Jan -- #======================================================================# # It's easier to get forgiveness for being wrong than for being right. # # Let's break this rule - forgive me. # #======================================== jwieck@debis.com (Jan Wieck) #
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