Re: Need help building SQL query
От | Robert Blixt |
---|---|
Тема | Re: Need help building SQL query |
Дата | |
Msg-id | 001801c5fa33$3b476d20$1b00a8c0@robertsdator обсуждение исходный текст |
Ответ на | Re: Need help building SQL query (Bruno Wolff III <bruno@wolff.to>) |
Список | pgsql-novice |
> -----Ursprungligt meddelande----- > Från: pgsql-novice-owner@postgresql.org [mailto:pgsql-novice- > owner@postgresql.org] För Bruno Wolff III > Skickat: den 5 december 2005 17:46 > Till: Robert Blixt > Kopia: pgsql-novice@postgresql.org > Ämne: Re: [NOVICE] Need help building SQL query > > On Mon, Dec 05, 2005 at 10:28:04 +0100, > Robert Blixt <robert.blixt@transpa.se> wrote: > > > > Timereportbreak consists of four breaks for > > each timereport. They are ordered by the > > indexnumber (0-3). They are connected to the > > timereport table using the column timereportid. > > > > What I would like to retrieve is all columns from timereport > > and the four timereportbreaks connected to the timereport table. > > However, since each break is not a separate column I am not > > sure how to solve this. And since this database already has data > > in it. I can't remodel the table. This is the output I want: > > Normally you want to do this by joining to Timereportbreak once for each > break (i.e. 4 times) using a different table alias for each join. Then > you can use the a different condition on indexnumber for each alias to > get the appropiate break. > Thanks for your help, highly appretiated. Regards, Robert
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