From: | "A(dot) Kretschmer" <andreas(dot)kretschmer(at)schollglas(dot)com> |
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To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Querying all months even if don't exist |
Date: | 2007-02-26 15:31:03 |
Message-ID: | 20070226153103.GB32428@a-kretschmer.de |
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Lists: | pgsql-general |
am Mon, dem 26.02.2007, um 10:10:45 -0500 mailte Robert Fitzpatrick folgendes:
> I have a query that pulls totals for the month and from there I am
> building a crosstab to show all months. My dilemma is that sometimes
> there is no data for a month and the crosstab becomes skewed. I made a
> table with all the 12 months in it and joined to the query in my view to
Try:
select ('2007-01-01'::date+(s||'month')::interval)::date from generate_series(0,11)s;
to generate a list of all month in this year. You can use this to join
to other tables.
Andreas
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Andreas Kretschmer
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