Bing Du wrote:
The following are Cold Fusion code. It's interesting that previously
defined queries can be used as 'tables' to pull data from.
=======
<CFQUERY name="getprojects" datasource="#dbname#">
SELECT db_entry_num, title
FROM account_info
</CFQUERY>
<CFQUERY name="getprojectID" datasource="#GSN#">
SELECT projectID
FROM ResearchProjects
WHERE IDNo = #url.IDNo#
</cfquery>
<cfif getprojectID.recordcount GT "0">
<!--- Query of a query --->
<cfquery dbtype="query" name="getstudproj">
SELECT title, db_entry_num, projectID
FROM getprojects, getprojectID
WHERE db_entry_num = projectID
</cfquery>
</cfif>
=========
> It's interesting that previously defined queries can be used as
> 'tables' to pull data from. In MySQL, does
> the same functionality have to be implemented using join or subselect?
Not necessarily. I would think the CREATE .... SELECT statement would be
the closest equivalent.
http://dev.mysql.com/doc/refman/4.1/en/create-table.html
--J
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