Re: What is wrong with this SQL

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От Chad Thompson
Тема Re: What is wrong with this SQL
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Msg-id 013d01c243eb$c01bad10$32021aac@chad
обсуждение исходный текст
Ответ на Re: What is wrong with this SQL  ("Norman Khine" <norman@khine.net>)
Список pgsql-novice
set price = (price * 1.15)
should work just fine

Thanks
Chad
----- Original Message -----
From: "Norman Khine" <norman@khine.net>
To: "Chad Thompson" <chad@weblinkservices.com>
Cc: "Pgsql-Novice" <pgsql-novice@postgresql.org>
Sent: Wednesday, August 14, 2002 5:14 PM
Subject: Re: [NOVICE] What is wrong with this SQL


> Thanks Chad,
> I 'll have a go at it. One thing though if I want to update the price as
an
> increase in terms of a percent i.e. instead of it being 200 to have it
+15%
> how would you go about in achieving this.
>
> Is it possible to add a formula after the SET = ((price*0.15)+price)
>
>
> Cheers
>
> Norman
>
> -----Original Message-----
> From: Chad Thompson [mailto:chad@weblinkservices.com]
> Sent: 14 August 2002 21:29
> To: norman@khine.net
> Subject: Re: [NOVICE] What is wrong with this SQL
>
>
>
>
>
> could it be that you want this?
>
> update price
> set price.price = 200
> where(price RIGHT JOIN product ON price.product = product.id) as price
RIGHT
> JOIN
> supplier ON product.supplier = supplier.id
> WHERE (((supplier.id)=4) AND ((supplier.status)=1) AND
> ((product.status)=1) AND ((price.type)=1) AND ((product.id)=100902));
>
> Im not sure if this works, but it should start you down the correct road.
>
> Thanks
>  Chad
> > ----- Original Message -----
> > From: "Patrick Hatcher" <PHatcher@macys.com>
> > To: <norman@khine.net>
> > Cc: "Pgsql-Novice" <pgsql-novice@postgresql.org>;
> > <pgsql-novice-owner@postgresql.org>
> > Sent: Wednesday, August 14, 2002 2:13 PM
> > Subject: Re: [NOVICE] What is wrong with this SQL
> >
> >
> > >
> > > It appears you aren't updating any fields (or I'm looking at it
wrong):
> > >
> > > UPDATE SOME_TABLE
> > > SET FIELD1 = SOME_VALUE
> > > From
> > > (price RIGHT JOIN product ON price.product = product.id) RIGHT JOIN
> > > supplier ON product.supplier = supplier.id SET price.price = 200
> > > WHERE (((supplier.id)=4) AND ((supplier.status)=1) AND
> > > ((product.status)=1) AND ((price.type)=1) AND ((product.id)=100902));
> > >
> > >
> > > Patrick Hatcher
> > >
> > >
> > >
> > >
> > > |--------+--------------------------------->
> > > |        |          "Norman Khine"         |
> > > |        |          <norman@khine.net>     |
> > > |        |          Sent by:               |
> > > |        |          pgsql-novice-owner@post|
> > > |        |          gresql.org             |
> > > |        |                                 |
> > > |        |                                 |
> > > |        |          08/14/2002 12:56 PM    |
> > > |--------+--------------------------------->
> > >
> >
>
>---------------------------------------------------------------------------
> > -------------------------------|
> > >   |
> > |
> > >   |      To:     "Pgsql-Novice" <pgsql-novice@postgresql.org>
> > |
> > >   |      cc:
> > |
> > >   |      Subject:     [NOVICE] What is wrong with this SQL
> > |
> > >
> >
>
>---------------------------------------------------------------------------
> > -------------------------------|
> > >
> > >
> > >
> > >
> > > Hello,
> > > I am a bit stuck on this UPDATE query
> > >
> > > UPDATE (price RIGHT JOIN product ON price.product = product.id) RIGHT
> JOIN
> > > supplier ON product.supplier = supplier.id SET price.price = 200
> > > WHERE (((supplier.id)=4) AND ((supplier.status)=1) AND
> > > ((product.status)=1) AND ((price.type)=1) AND ((product.id)=100902));
> > >
> > > This works.... but the above query gets a exception error "("
> > >
> > > SELECT supplier.id, price.price, product.id FROM (price RIGHT JOIN
> > > product ON price.product = product.id) RIGHT JOIN supplier ON
> > > product.supplier = supplier.id WHERE (((su
> > > pplier.id)=4) AND ((supplier.status)=1) AND ((product.status)=1) AND
> > > ((price.type)=1) AND ((product.id)=100902));
> > >
> > > Thanks
> > >
> > > zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
> > > zz/********/z/****\zzz|****\*\zz|*******|z
> > > z/^^^^^^^^/z/******\zz|*^^^^|*|z|*|^^^^^|z norman khine
> > > zzzzzz/**/z|**/^^\**|z|*|zzz|*|z|*|zzzzzzz mailto:norman@khine.net
> > > zzzzz/**/zz|*|zzzz|*|z|****/*/zz|*****|zzz purley
> > > z/******/zz|*|zzzz|*|z|*|^^zzzzz|*|^^^|zzz UK
> > > zzZ/**/zzzz|**\^^/**|z|*|zzzzzzz|*|zzzzzzz
> > > zz/******/zz\******/zz|*|zzzzzzz|*|*****|z
> > > z/^^^^^^/zzzz\^^^^/zzz|^|zzzzzzz|^^^^^^^|z
> > > zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
> > >
> > >
> > >
> > > ---------------------------(end of
broadcast)---------------------------
> > > TIP 1: subscribe and unsubscribe commands go to
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> > >
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>
>
>
>
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