From: | Willy-Bas Loos <willybas(at)gmail(dot)com> |
---|---|
To: | rod(at)iol(dot)ie, adam(dot)r(at)sbcglobal(dot)net |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: auto-increment in a view |
Date: | 2009-09-03 17:03:07 |
Message-ID: | 1dd6057e0909031003g3cc29977wec23c9942f010c1a@mail.gmail.com |
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Thread: | |
Lists: | pgsql-general |
> Just a wild notion, but would the generate_series function be any use to
> you?
Good idea, but i can't get it to work.
create or replace view testview3 as (
select generate_series(1,(select count(*) from test group by "value")), value
from test group by value);
select * from testview3 limit 5;
--ERROR: more than one row returned by a subquery used as an expression
When i put the generate_series in the FROM clause, the results will be
matched "everything to everything".
I guess the windowing function is the way to go.
Thx,
WBL
--
"Patriotism is the conviction that your country is superior to all
others because you were born in it." -- George Bernard Shaw
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