function problem - Mailing list pgsql-sql

From geraldo
Subject function problem
Date
Msg-id AKEMKCHOALAOGDNFIGFAEEABCAAA.geraldo@umc.br
Whole thread Raw
Responses Re: function problem  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-sql
Can anybody tell me why the following code when activated
by a select only affects the first line of the table???
create or replace function increase(integer)
returns void as 'update tab set price=price*(1+$1/100.0)' 
language sql;
Thanks.



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