What does the execution plan in Query Analyzer tell you?

----- Original Message -----
From: "Cody" <[EMAIL PROTECTED]>
To: "CF-Talk" <[EMAIL PROTECTED]>
Sent: Thursday, January 17, 2002 11:18 AM
Subject: Stored Procedure Too Slow


> Hopefully someone can help me with this. I have this query that executes
in
> around 90ms or so:
>
> ---------------
> <cfquery name="treetwig" datasource="#request.site.maindsn#">
> SELECT  Child.category_id, Child.category_name, (SELECT Count(*) FROM
> category_tree AS Child2, category_tree AS Parent2 WHERE Child2.StartBranch
> BETWEEN Parent2.StartBranch AND Parent2.EndBranch AND Child2.category_id =
> Child.category_id) AS lvl, P.pageid, P.Active
> FROM category_tree AS Parent, category_tree AS Child, tblPage AS P
> WHERE (Child.startbranch BETWEEN Parent.startbranch AND Parent.endbranch)
> AND Parent.category_id=#val(attributes.category_id)#
> AND Child.page_id = P.pageid
> AND P.Active = 1
> ORDER BY Child.startbranch
> </cfquery>
> --------------
>
> But when I turn it into a stored procedure using:
>
> --------------
> <cfstoredproc procedure="pr_treetwig" datasource="#request.site.maindsn#">
> <cfprocparam type="In" cfsqltype="CF_SQL_INTEGER" dbvarname="@CategoryID"
> value="#val(attributes.category_id)#">
> <cfprocresult name="treetwig" resultset="1">
> </cfstoredproc>
> --------------
>
> .. and the stored procedure looks like:
>
> --------------
> CREATE PROCEDURE pr_treetwig
> @CategoryID [int]
> AS
> SELECT  Child.category_id, Child.category_name, (SELECT Count(*) FROM
> category_tree AS Child2, category_tree AS Parent2 WHERE Child2.StartBranch
> BETWEEN Parent2.StartBranch AND Parent2.EndBranch AND Child2.category_id =
> Child.category_id)  AS lvl, P.pageid, P.Active
> FROM category_tree AS Parent, category_tree AS Child, tblPage AS P
> WHERE (Child.startbranch BETWEEN Parent.startbranch AND Parent.endbranch)
> AND Parent.category_id= @CategoryID AND Child.page_id = P.pageid AND
> P.Active = 1
> ORDER BY Child.startbranch
> GO
> --------------
>
> It takes over twice as long to execute -- around 240ms.
> Can anyone tell me why?  This has been driving me crazy. ^_^
>
> Cody
>
>
> 
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