From: John Fabiani <johnf@jfcomputer.com>
To: pgsql-sql@postgresql.org
Subject: Re: crosstab help
Date: Fri, 24 Feb 2012 00:39:08 -0800
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That worked!  However, I need the actual date to be the column heading?=
   And=20
of course the dates change depending on the date passed to the function=
:
xchromasun._chromasun_totals(now()::date)

So how do I get the actual dates as the column header?
johnf
On Friday, February 24, 2012 09:27:38 AM Andreas Gaab wrote:
> Hi,
>=20
> the return type of the crosstab must be defined correctly, according =
to the
> number of expected columns.
>=20
> Try following (untested):
>=20
> select * from crosstab(
> 'select item_number::text as row_name, to_char(week_of,''MM-DD-YY''):=
:date
> as bucket, planned_qoh::integer as buckvalue from
> xchromasun._chromasun_totals(now()::date)') as ct(item_number text,
> week_of_1 date, week_of_2 date, week_of_3 date)
>=20
> Regards,
> Andreas
>=20
>=20
>=20
> -----Urspr=FCngliche Nachricht-----
> Von: pgsql-sql-owner@postgresql.org [mailto:pgsql-sql-owner@postgresq=
l.org]
> Im Auftrag von John Fabiani Gesendet: Freitag, 24. Februar 2012 09:11=

> An: pgsql-sql@postgresql.org
> Betreff: [SQL] crosstab help
>=20
> I have a simple table
> item_number  week_of               planned_qoh
> ------------------  ------------------       ------------------
> 00005=09        2012-02-05           30
> 00005=09        2012-02-12           40
> 00005=09        2012-02-19           50
>=20
>=20
> where
> item_number text
> week_of date
> planned_qoh integer
>=20
> I have a function that returns the table as above:
>=20
> chromasun._chromasun_totals(now()::date)
>=20
> I want to see
>=20
> 00005   2012-02-05   2012-02-12    2012-02-19
>                     30                  40                 50
>=20
> This is what I have tried (although, I have tired many others)
>=20
> select * from crosstab('select item_number::text as row_name,
> to_char(week_of,''MM-DD-YY'') as bucket, planned_qoh::integer as buck=
value
> from xchromasun._chromasun_totals(now()::date)') as ct(item_number te=
xt,
> week_of date,  planned_qoh integer)
>=20
> I get
> ERROR:  return and sql tuple descriptions are incompatible
>=20
> What am I doing wrong?
>=20
> Johnf
>=20
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