Comments on: Combining Access 2003 Queries for Dates Criteria http://itknowledgeexchange.techtarget.com/itanswers/combining-queries-for-dates-criteria/ Wed, 22 May 2013 05:05:11 +0000 hourly 1 By: gcib http://itknowledgeexchange.techtarget.com/itanswers/combining-queries-for-dates-criteria/#comment-85355 gcib Tue, 14 Dec 2010 21:33:39 +0000 #comment-85355 Thank you for your responses. I have never used a Union Query before. I created the Union Query using SQL and did use the WHERE condition for the dates for each subquery. It worked beautifully. Thank you again!

]]> By: msi77 http://itknowledgeexchange.techtarget.com/itanswers/combining-queries-for-dates-criteria/#comment-85349 msi77 Tue, 14 Dec 2010 20:27:29 +0000 #comment-85349 2 Carlosdl

> Note than applying the criteria to each individual subquery could be more efficient.

I agree in the general case, but SQL Server optimizer gives identical execution plans (with predicate inside). :-)

]]> By: carlosdl http://itknowledgeexchange.techtarget.com/itanswers/combining-queries-for-dates-criteria/#comment-85284 carlosdl Mon, 13 Dec 2010 21:24:44 +0000 #comment-85284 I agree, a UNION should be what you are looking for.

Note than applying the criteria to each individual subquery could be more efficient.

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