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Posted to users@cocoon.apache.org by Bertrand Delacretaz <bd...@codeconsult.ch> on 2002/06/21 15:48:12 UTC

SQLTransformer, multiple execute-query siblings?

Hi SQLers,

If I understand the SQLTransformer code correctly, this construct is not 
supported:

<execute-query>

  <query>select A</query>

  <execute-query>
    <query>select B using values from select A in where clause</query>
  <execute-query>

  <!-- is a second one here supported? -->
  <execute-query>
    <query>select C using values from select A in where clause</query>
  <execute-query>

<execute-query>

Can someone confirm this, and is there a workaround other than chaining 
multiple SQLTransformers with XSLT to generate sub-queries?

-- 
 Bertrand Delacrétaz (codeconsult.ch, jfor.org)

 buzzwords: XML, java, XSLT, cocoon, mentoring/teaching/coding.
 disclaimer: eternity is very long. mostly towards the end. get ready.






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RE: SQLTransformer, multiple execute-query siblings?

Posted by Luca Morandini <lu...@tin.it>.
Bertrand,

could, just possibly, a sub-select fit the bill ?

something like:

SELECT Name
	FROM Employee
	WHERE Ssn IN (
		SELECT DISTINCT PMSsn
			FROM Projects
			WHERE Status = 'open'
	)

Best regards,

---------------------------------------------
               Luca Morandini
               GIS Consultant
              lmorandini@ieee.org
http://utenti.tripod.it/lmorandini/index.html
---------------------------------------------


> -----Original Message-----
> From: Bertrand Delacretaz [mailto:bdelacretaz@codeconsult.ch]
> Sent: Friday, June 21, 2002 3:48 PM
> To: cocoon-users@xml.apache.org
> Subject: SQLTransformer, multiple execute-query siblings?
>
>
> Hi SQLers,
>
> If I understand the SQLTransformer code correctly, this construct is not
> supported:
>
> <execute-query>
>
>   <query>select A</query>
>
>   <execute-query>
>     <query>select B using values from select A in where clause</query>
>   <execute-query>
>
>   <!-- is a second one here supported? -->
>   <execute-query>
>     <query>select C using values from select A in where clause</query>
>   <execute-query>
>
> <execute-query>
>
> Can someone confirm this, and is there a workaround other than chaining
> multiple SQLTransformers with XSLT to generate sub-queries?
>
> --
>  Bertrand Delacrétaz (codeconsult.ch, jfor.org)
>
>  buzzwords: XML, java, XSLT, cocoon, mentoring/teaching/coding.
>  disclaimer: eternity is very long. mostly towards the end. get ready.
>
>
>
>
>
>
> ---------------------------------------------------------------------
> Please check that your question  has not already been answered in the
> FAQ before posting.     <http://xml.apache.org/cocoon/faq/index.html>
>
> To unsubscribe, e-mail:     <co...@xml.apache.org>
> For additional commands, e-mail:   <co...@xml.apache.org>
>


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