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asp_web_howto thread: Re: Help need on query
Message #1 by "Ken Schaefer" <ken@a...> on Fri, 1 Nov 2002 14:41:40 +1100
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SELECT
a.ArticleID,
a.ArticleText
FROM
Table1 AS a
WHERE NOT EXISTS
(
SELECT
NULL
FROM
Table2 AS b
WHERE
b.ArticleID = a.ArticleID
AND
b.NSID = 1
)
Cheers
Ken
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
From: "Ryan vd Merwe" <ryan@8...>
Subject: [asp_web_howto] Help need on query
: Hi
:
: My problem is as follows:
:
: I need to display the articles that are not listed in table 2. so for
example how do I display the articles that are not in table 2 where nsID=1
(how do i display articles 1 and 4)?
:
: hope this makes sense
: Table structure is below.
:
: table 1
:
: Table1
: articleID number
: articleTitle text
:
:
: represented table 1 looks like
:
: Table1
: articleID articleTitle
: 1 Product launch
: 2 Latest sales fuigures
: 3 Annual Report
: 4 Year end function
:
:
:
: table 2
:
: Table2
: articleID number
: nsID number
:
:
:
: represented table 2 looks like:
: Table2
: articleID nsID
: 2 1
: 3 1
: 4 2
: 2 2
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Message #2 by "Ryan vd Merwe" <ryan@8...> on Fri, 1 Nov 2002 10:42:14 +0200
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Hi Ken
thanks for this query
I get a 'too few parameters, expected 1' error.I've checked all column and
table names and they are correct, what am i doing wrong?
----- Original Message -----
From: "Ken Schaefer" <ken@a...>
To: "ASP Web HowTo" <asp_web_howto@p...>
Sent: Friday, November 01, 2002 5:41 AM
Subject: [asp_web_howto] Re: Help need on query
> SELECT
> a.ArticleID,
> a.ArticleText
> FROM
> Table1 AS a
> WHERE NOT EXISTS
> (
> SELECT
> NULL
> FROM
> Table2 AS b
> WHERE
> b.ArticleID = a.ArticleID
> AND
> b.NSID = 1
> )
>
> Cheers
> Ken
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> From: "Ryan vd Merwe" <ryan@8...>
> Subject: [asp_web_howto] Help need on query
>
>
> : Hi
> :
> : My problem is as follows:
> :
> : I need to display the articles that are not listed in table 2. so for
> example how do I display the articles that are not in table 2 where
nsID=1
> (how do i display articles 1 and 4)?
> :
> : hope this makes sense
> : Table structure is below.
> :
> : table 1
> :
> : Table1
> : articleID number
> : articleTitle text
> :
> :
> : represented table 1 looks like
> :
> : Table1
> : articleID articleTitle
> : 1 Product launch
> : 2 Latest sales fuigures
> : 3 Annual Report
> : 4 Year end function
> :
> :
> :
> : table 2
> :
> : Table2
> : articleID number
> : nsID number
> :
> :
> :
> : represented table 2 looks like:
> : Table2
> : articleID nsID
> : 2 1
> : 3 1
> : 4 2
> : 2 2
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
>
>
> ---
>
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>
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